Perennials - I, buy online

Perennials - I

Position: full sun or partial shade. Soil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. Deservedly popular, this has delicate flax-blue, slightly fragrant flowers with spectacular, ruffled petals in May and June and fans of sword-shaped, grey-green leaves. This tall bearded iris is gorgeous planted en masse in a sunny, well-drained border or as part of a cottage-garden scheme. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. Luscious, lemon-scented, cornflower blue flowers with ruffled petals in May and June and sword-shaped, grey-green leaves, retained all year. This stately bearded iris looks lovely towards the front of a sunny, well-drained border among lavender or Russian sage. A popular, tall variety, it will need staking. Garden care: Bearded irises prefer full sun and neutral-alkaline soil, but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. A real showstopper this. A stately, bearded iris with huge, ruffled iridescent, purple-blue blooms on strong stems that appear in early summer, each stem carrying up to 13 buds. This is one of the best dark purple-blue irises and looks stunning with other blue and purple flowering plants. Try it dotted around a gravel garden, or in groups in a herbaceous border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. A gorgeous bearded iris, with pale pink flowers and deeper pink outer petals that darken to red orange the closer to the centre of the flower. The delicately ruffled flowers appear from mid-May and continue flowering into June and even July. Stunning planted in drifts in a sunny border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £5.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Beautiful, claret-red flowers with slightly ruffled petals appear from May to June among grey-green, sword-like leaves. This bearded iris looks fabulous planted in drifts in a well-drained, sunny border, as a complement to other reds and russet tones, or to provide a dramatic accent among paler flowers. Garden care: Bearded irises prefer full sun and neutral-alkaline soil, but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. A really flamboyant, bearded iris with curly, deep mauve flowers like ruffled silk from mid-May to June. The flowers of this variety are extremely tough. and rain resistant and perfectly complement other deep purples and blues. Like all iris, its a natural multiplier so will spread over a number of years. Plant it in bold drifts in a sunny, well-drained border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy An unusual new introduction with rich brown, fragrant, ruffled blooms in May and June. It not only looks great, but actually flowers for longer - sometimes up to four weeks - often with repeat performance in the autumn if the weather is hot and dry. Lovely in drifts in a sunny border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £5.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: April to May. Hardiness: fully hardy. A stunning, bearded iris with dusky, purple-black flowers from April to May and grey-green, sword-like leaves. It looks fabulous planted in drifts in a well-drained, sunny border, as a complement to other blue and purple flowers, or to provide a dramatic accent among paler flowers. Plant towards the middle of the border to fully appreciate the colour. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, neutral to slightly alkaline soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. A beautiful bearded iris with magnificent cool, milky white flowers with pale lemon at the base of each petal and grey-green sword-like leaves. The flowers appear from mid-May through. to June or even July. A gorgeous variety for a white border or for a cottage garden. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £5.95

Position: full sunSoil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. An unusual iris, with bugundy flowers speckled with cream and yellow on the falls and grey-green, strappy leaves. The flowers make a striking contrast with other deep purple and blue flowering plants for a sultry effect in a well-drained, sunny border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. A magnificent, sultry, bearded iris, with lustrous, maroon-red flowers held on tall, stiff stems. Like all iris, it's a natural multiplier so will spread over a number of years. Plant it in bold drifts in a sunny, well-drained border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Delightful, coral pink flowers that are held on tall, stiff stems. An extremely popular iris that looks great planted in bold groups in full sun and well-drained soil. Likes all irises, it is worth preparing the soil before planting by adding plenty of well rotted manure or good garden compost to provide nitrogen and other nutrients. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Beardless Siberian Iris (syn. I. sibirica Alba) £5.95

Elegant pure flowers with purple veins are produced in May and June above slender, strap-shaped leaves. This stately beardless Siberian iris is perfect for providing vertical interest for a sunny waterside planting with well-drained, fertile soil. A relatively tall variety it's important to stake the branched stems with bamboo canes in early spring well before the flowers appear. Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average Flowering period: May and June Flower colour: white flowers with purple veining. Other features: all parts of the plant may cause severe discomfort if ingested; contact with the sap may cause skin irritation. Hardiness: fully hardy. Garden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low-nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind rock. In exposed areas stake with bamboo canes in early spring

Ice Plant £5.45

Position: full sun or partial shade. Soil: moderately fertile, well-drained, neutral to slightly alkaline soil. Rate of growth: average to fast-growing. Flowering period: August to November. Flower colour: bright pinkish-mauve. Other features: attractive to butterflies and bees; the dried flower-heads provide colour and structure in the winter garden. Hardiness: fully hardy. Succulent, grey-green leaves, topped with large, flat heads of bright pinkish-mauve flowers in summer. This award-winning ice plant looks great planted in bold drifts towards the front of a sunny, well-drained border. A valuable late source of nectar for butterflies and bees, the flat flowerheads make attractive dried-flowers. Garden care: The flowerheads look great left during the winter to add shape and texture to your border. In February and March cut back the old flowerheads and apply a generous 5-7cm (2-3in) mulch of well-rotted garden compost or manure around the base of the plant. Once established, sedums can have a tendency to flop leaving an open and unsightly centre, especially in fertile soil. One technique to help prevent this is the 'Chelsea chop'. During the last week of May (Chelsea Flower Show week), cut one in every three stems back to the ground. This will produce plants that are less lush and flower slightly later.

Ice Plant £5.45

Position: full sun or partial shade. Soil: moderately fertile, well-drained, neutral to slightly alkaline soil. Rate of growth: average to fast-growing. Flowering period: August to November. Flower colour: white. Other features: attractive to butterflies and bees; the dried flower-heads provide colour and structure in the winter garden. Hardiness: fully hardy. Succulent, grey-green leaves, topped with large, flat, white flower-heads in summer. This wonderful white-flowered ice plant is a valuable late source of nectar for butterflies and bees. Occasionally producing the pink flowers of its parent Sedum spectabile, it looks great planted in bold drifts towards the front of a sunny, well-drained border. Garden care: The flowerheads look great left during the winter to add shape and texture to your border. In February and March cut back the old flowerheads and apply a generous 5-7cm (2-3in) mulch of well-rotted garden compost or manure around the base of the plant. Once established, sedums can have a tendency to flop leaving an open and unsightly centre, especially in fertile soil. One technique to help prevent this is the 'Chelsea chop'. During the last week of May (Chelsea Flower Show week), cut one in every three stems back to the ground. This will produce plants that are less lush and flower slightly later.

Ice Plant £5.95

Position: full sun or partial shade. Soil: moderately fertile, well-drained, neutral to slightly alkaline soil. Rate of growth: average to fast-growing Flowering period: August to October Flower colour: rosy-red. Other features: the dried flower-heads provide colour and structure in the winter garden. Hardiness: fully hardy This plant has won an Award of Garden Merit from the RHS for its outstanding qualities. It is a low growing variety, with purplish-grey leaves that emerge in spring. In bold contrast with its cool coloured foliage are the heads of rosy-red flowers which begin their show in late summer and continue well into the autumn. The flowers are loved by butterflies and bees. Plant it in full sun, and it requires good drainage for optimum growth. Garden care: In February and March cut back the old flowerheads and apply a generous 5-7cm (2-3in) mulch of well-rotted garden compost or manure around the base of the plant. Once established, sedums can have a tendency to flop leaving an open and unsightly centre, especially in fertile soil. One technique to help prevent this is the 'Chelsea chop'. During the last week of May (Chelsea Flower Show week), cut one in every three stems back to the ground. This will produce plants that are less lush and flower slightly later.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Ruffled flowers of the purest white, with yellow beards. A pretty and free flowering variety that has light, citrus-scented flowers. Try it in drifts in a well drained, sunny border or teamed with blues and lilacs. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: March to April. Hardiness: fully hardy. A really unusual bearded iris with royal purple standards and white, ruffled falls with violet edges. This is an early variety that bursts into flower in March or April and makes a dramatic statement planted in large clumps in a sunny garden or in a spot where it can be appreciated from indoors. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. A delicate-looking white iris, with distinctive veining on the falls that looks much like a medieval lyre - hence its name. A charming variety that is free flowering and looks lovely planted alongside pale blues and lilacs in a sunny, well drained border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Flowers the colour of lemon sorbet with a large white central patch to the falls make this iris look as if it has just come out of the freezer and is ready to eat. The edges of the petals are slightly ruffled and the whole plant looks fresh and crisp. It associates well with cool colours, such as blues and purples. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: April to May. Hardiness: fully hardy. This iris has a real wow factor, with sumptuous, deep purple beards and a lick of flame at the throat. It is a popular variety, not just for its stunning colour but also for the musky scent of Indian spices that drifts on the air in warm spring evenings. It looks fabulous planted in drifts in a well-drained, sunny border, or studded through. out a colour-themed scheme. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: April to May. Hardiness: fully hardy. A gorgeous, bearded iris, with white, ruffled, almost translucent petals with a hint of blue in late spring, and grey-green, strappy leaves. It looks equally at home studden through. a modern, minimalist garden or in drifts in a more traditional, cottage-garden scheme. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. An award-winning iris which has dark magenta flowering with deep purple veining on the petals and unusual brown beards. This is an extraordinarily free flowering variety and makes a real impact planted in bold swathes in a sunny border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Lovely light, dove-grey standards with wavy, ochre-yellow falls appear in early summer above grey, green, strappy leaves. The cream and blue brown overtones of this iris complement most colour schemes and look great planted in bold drifts in a sunny, well-drained border. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Intermediate Bearded Iris £6.95

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. With lemon-yellow standards and lime green-washed falls, this is a cool-looking iris that really evokes its name. It flowers in May and June among grey-green, strappy leaves and looks fabulous planted in drifts in a well-drained, sunny border, as a complement to blues and yellows. Garden care: Bearded irises prefer full sun and neutral-alkaline soil, but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Iris £6.95

Position: full sunSoil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Glowing, large honey brown blooms with an orange beard are held on tall, stiff stems and are produced from early to midsummer. This variety looks lovely planted in bold drifts in a sunny, well-drained border. They don't like to be shaded as they like their rhizomes to be baked by the sun. Like all irises, it is worth preparing the soil before planting by adding plenty of well rotted manure or good garden compost to provide nitrogen and other nutrients. Garden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind-rock. In exposed areas stake with bamboo canes in early spring.

Iris £6.95

Position: full sunSoil: well-drained, moderately fertile, neutral to acidic soil. Rate of growth: average. Flowering period: May to June. Hardiness: fully hardy. Pretty ruffled flowers that have pale lilac upper petals and ivory-edged, clear yellow lower petals. A romantic iris that grows well in most well-drained soils, even chalky and can cope with drought too. Best planed in a sunny spot where the rhizomes can be baked by the sun. Add plenty of well-rotted horse manure or good garden compost to the soil when planting. Garden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind-rock. In exposed areas stake with bamboo canes in early spring.

Iris £6.95

Position: full sunSoil: well-drained, neutral to acidic soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. A dream coloured iris that looks like a romantic sunset, with pink-peach petals and pink tinted, lavender lower petals. This iris is perfect for planting in bold drifts and thrives in well-drained soils, coping well with drought too. Add plenty of well-rotted horse manure or good garden compost to the soil when planting. Garden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind-rock. In exposed areas stake with bamboo canes in early spring.

Ironweed £5.95

Position: full sunSoil: moist, fertile soil. Rate of growth: average. Flowering period: July to September. Flower colour: purple-crimson. Hardiness: fully hardy. Clusters of small purple-crimson, daisy-like flowers are produced in summer followed by fluffy white seeds that mature to rust-orange, giving this perennial its common name of ironweed. Native to the prairies of North America, it can withstand very cold weather in winter but does need plenty of summer sunshine and moisture to thrive in. It looks particularly stunning planted amongst tall grass where the flowers shimmer amongst the silky grass plumes. Garden care: Protect young plants from slug damage. Cuttings can be taken from new growth in early summer but they tend to be slow to root. Larger clumps can be divided in late spring.

Large Bearded Iris £7.45

Position: full sunSoil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. A really arresting sight in May and June, when the violet flowers and cornflower-blue beards appear among sword-shaped, grey-green leaves. This may not be one of the fanciest irises around, but what it lacks in originality it makes up in quantity, flowering prolifically through. out early summer. Garden care: Bearded irises prefer full sun and neutral-alkaline soil but if you have acidic or peaty soils you can top dress with lime before planting for good results. Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to protect against wind-rock. In exposed areas stake with bamboo canes in early spring. Divide and replant about every three years.

Siberian Iris £5.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile, neutral to slightly acid soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. Beautiful, pure white flowers with unusual, rounded, flared petals and a yellow base appear in May and June among slender, bright green, strappy leaves. Like all Siberian flag irises, this is a clump-forming plant that needs space to spread out and prefers a moist, neutral to slightly acid soil in sun or partial shade. It loooks its best planted in bold drifts beside water and allowed to naturalise and is particularly useful on difficult banks where it will help to prevent erosion and over time will form large clumps. It can also be planted in a pot as a marginal plant for a pond. Garden care: Plant in soil that has been improved with well-rotted manure or garden compost and do not allow to dry out, particularly as the plant is getting established. If planted in a container, it will need dividing and repotting every couple of years in spring.

Siberian Iris £5.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: June and July. Hardiness: fully hardy. Intense violet flowers with speckled and striped markings on the throats appear in June and July among bright green, strappy leaves. Like all Siberian flag irises, this is a clump-forming plant that needs space to spread out and prefers a moist, neutral to slightly acid soil in sun or partial shade. It looks best planted in bold drifts beside water and allowed to naturalise and is particularly useful on difficult banks where it will help to prevent erosion and over time will form large clumps. It can also be planted in a pot as a marginal plant for a pond. Garden care: Plant in soil that has been improved with well-rotted manure or garden compost and do not allow to dry out, particularly as the plant is getting established. If planted in a container, it will need dividing and repotting every couple of years in spring.

Siberian Iris £6.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. Stunning, deep purple, velvety flowers with gold streaks on the falls appear from June above strappy, grey-green leaves. This clump-forming, beardless iris, related to the moisture-loving Siberian iris, makes an eyecatching feature in a boggy area of the garden, or beside water. Garden care: Incorporate plenty of well-rotted garden compost or manure into the planting hole. Do not allow the plant to dry out. Goes well with: Millium effusum 'Aureum', Kniphofia 'Percy's Pride', Eryngium variifolium, Alchemilla mollis, Pae. Onia lactiflora 'Kelway's Glorious', Echinops ritro

Siberian Iris £6.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. Dramatic, indigo-violet, almost black flowers appear in May and June above strap-like grey-green leaves. This clump-forming, beardless iris, related to the moisture-loving Siberian iris, makes an eyecatching feature in a sunny, boggy area of the garden, or beside wqter. Garden care: Incorporate plenty of well-rotted garden compost or manure into the planting hole. Do not allow the plant to dry out.

Siberian Iris £5.95

Position: full sun or partial shade. Soil: well-drained, moderately fertile soil. Rate of growth: average. Flowering period: May and June. Hardiness: fully hardy. A delicate iris with numerous small flowers that have mid blue-violet standards and white-blue veined falls. The flowers are produced in late spring and early summer above low, narrow foliage. A beautiful Siberian iris that is perfect for providing vertical interest for a sunny waterside planting with well-drained, fertile soil. Garden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind-rock. In exposed areas stake with bamboo canes in early spring.

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