KEY

AGM
Award of Garden Merit (RHS Award) indicating a plant that is rated excellent for garden use, of good constitution, and not requiring specialist conditions to grow well.
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Fully hardy
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Hardy to -5°C
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Unlikely to withstand a frost
T
Tender
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New addition to this year's catalogue.

You have found: 6 Plant Families and 31 plants

Iberis

Dwarf evergreen, slowly growing to 20-25cm. Heads of white flowers in spring. Well-drained soil in sun. Good in a trough.
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25 x 60cm. Evergreen sub-shrub, mound-forming, with pure white flowers in spring. Moist but well-drained soil, neutral to alkaline, in full sun.
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Impatiens

30-40cm. Attractive foliage, with pale yellow flowers in summer. Seems fairly hardy here, having survived at least -5C. Best in part-shade.
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Ipheion

These bulbs produce a good display of starry flowers in spring, and sometimes earlier.   They prefer humus-rich, well-drained soil in sun.
20cm. Large white flowers.
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15cm. Brilliant mid-blue flowers, more rounded than the others listed here. Also slightly less hardy.
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15-20cm. Foliage appears in autumn, with pale silvery-blue flowers in spring. Increases well. Hardy to -100C, but prolonged frost may damage.
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15cm. Light pink, fragrant flowers, appearing from November in mild periods, until late spring. Hardy to -100 C, but prolonged frost may damage.
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15-20cm. Violet-blue flowers, late winter to spring.Hardy to -10C, but prolonged frost may damage.
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Light blue flowers. Hardy to -10C, but prolonged frost may damage.
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Ipomoea

2-5m. Vigorous climber for a sheltered spot. Unusual flowers, crimson, turning to yellow, then white with age.Good for cutting. Can be hardy in a very sheltered situation, or treat as an annual.
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3m. Irridescent dark purple flowers. Deadhead regularly. Needs a warm sheltered position.
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3m. Morning Glory. Sky-blue summer flowers. As above.
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Iris

All Iris are harmful if eaten.

Bearded Irises prefer fertile, well-drained soil in full sun.  Others as described.

15cm. Dwarf bearded iris, with fragrant, rich blue-purple flowers. Fertile, well-drained soil in full sun. Suitable for front of border or a rockery.
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90cm. A tall Bearded Iris, free-flowering, with large, scented, blue-mauve and white flowers in May-June. Fertile, well-drained soil in sun.
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60cm. Dutch Iris. Dusky, purple-chrome standards, with dark-veined falls and bright golden yellow blotch. Well-drained, neutral to slightly alkaline soil in sun. 
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50-60cm. Dutch Iris. Dusky plum-purple standards, heavily veined falls with bright yellow 'eye'. Well-drained, neutral to slightly alkaline soil in sun. Good cut flower.
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30-90cm. Evergreen rhizomatous iris with dull purple flowers. Seed pods split to reveal attractive orange seeds in autumn. Grows well in shade.
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30-90cm. Evergreen rhizomatous iris with lemon yellow flowers. Seed pods split to reveal attractive orange seeds in autumn. Grows well in shade.
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As above, but with white-variegated leaves. Does not flower so freely, but looks striking in a shady position.
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25cm. Grassy foliage, and plum-coloured flowers with a heavenly greengage perfume, May-June. Reasonably fertile soil, preferably in sun.
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60cm.  Dutch Iris. Purple, mauve and gold flowers in early summer.  Well-drained, neutral to slightly alkaline soil in sun. Good cut flower.
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80cm. Bearded Iris. Intense pale blue flowers, May/June. Fertile, well-drained soil in sun.
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60-75cm. Dutch Iris. Deep blue-purple standards, golden yellow beard on paler, veined falls. Well-drained, neutral to slightly alkaline soil in sun. Good cut flower.
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75cm. Dutch Iris. Lilac standard, golden yellow falls. Well-drained, neutral to slightly alkaline soil in sun. Good cut flower. 
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15cm. Deep blue-purple flowers with central yellow blotch on falls. Flowers February. Very well-drained soil in sun.
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90cm. Yellow-cream flowers in early summer. Full sun and moist soil, but toleratant of some drought once established.
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75cm. Small pale blue flowers with darker veining, May/June. Full sun and moist soil, but toleratant of some drought once established.
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60-90cm. Flowers lilac, edged creamy white.
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90cm. Rose-purple flowers in early summer. Conditions as above.
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30cm. Evergreen, producing fragrant lavender flowers in winter. Well-drained, neutral to alkaline soil in full sun, ideally at the base of a sunny wall.
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Isatis

60 x 45cn. Panicles of yellow flowers in early summer. Biennial or short-lived perennial. Self seeds.
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