Indigofera heterantha (syn. I. gerardiana) Deciduous, gracefully arching shrub. Purplish-pink pea-like flowers from early summer to early autumn. Prefers sun & well-drained soil. Hardy shrub. Ht. & spread to 6’ Ipheion ‘White Star’ Many star-shaped white flowers appear above clumps of grassy foliage in spring, dying back in summer. Easy-going, hardy bulb for dappled shade. Ht.6” (15cm). Ipheion Froyle Mill AGM Striking variety bearing many deep, dusky violet, star-like flowers in spring. Hardy bulb which increases well in sun/dappled shade and well-drained soil. Ht.6” (15cm). Ipheion Rolf Fiedler AGM Rare variety, bearing eye-catching electric-blue flowers massed above grassy foliage in spring. Hardy bulb which bulks up well in well-drained soil in sun/semi-shade.Ht.5” (13cm). Ipheion Wisley Blue Lovely pale blue, starry flowers above grassy foliage. Hardy bulb which increases well in well-drained soil in sun/part shade. Ht. 5” (13cm). Iris bucharica A Juno group iris, this unusual and vigorous bulbous species produces pale yellow flowers with deeper yellow falls in spring. The glossy, healthy-looking foliage is an added bonus. Hardy bulb for a sunny, well-drained site. Ht. 12” (30cm). Iris chrysographes Darkest violet, nearly black flowers with gold etching on the falls make for a stunning iris. HP for sun & fertile, moist soil. Ht. 16” (40cm). Spreading habit. Iris ‘Dardanus’ Herbaceous iris of the regelio-cyclus group, noted for large & stunningly marked flowers. The standards & falls on this variety are of lilac/purple, with the falls heavily netted brown. Hardy for a sunny spot & excellent drainage. Ht.16-20” (40-50cm). Iris graminea Plum-scented flowers, coloured wine/violet, peep out from amongst neat, grassy foliage. Hardy rhizomatous perennial, flowering May/June. Ht.12” (30cm) Spread indefinite. Iris Jane Phillips Rhizomatous iris with scented flowers of a delightful light blue. Hardy perennial for a sunny situation in well-drained soil. Ht.18” (45cm) Spread indefinite. Iris Katherine Hodgkin AGM Probably the most coveted of all the reticulata irises. The palest cream background provides the foil for the stunning markings - deep yellow on the falls with dark blue striping and flecking. A miniature treasure. Flowers Feb/March, 5”. Iris laevigata ‘Variegata’ Striking grey-green & white foliage topped by blue flowers in spring/early summer, often repeating early autumn. HP for sun/semi-shade & moist soil/shallow water. Ht.10” (25cm). Spreading habit. Iris lutescens Campbellii Dwarf iris sporting bright violet-blue flowers in late spring. Robust, hardy plant, forming good clumps in sun & well-drained soil. Ideal for rock gardens or front of border. Ht.4-10” (8-25cm). Iris reticulata ‘Pauline’ The darkest of the reticulatas, with stunning, black-purple flowers enlivened by a large white, dark-flecked spot on each of the falls. Flowers Feb. 6”. Iris reticulata Natascha The first near-white reticulata and still rare. The merest hint of blue sharpens the brightness of the dainty flowers and provides a clear contrast for the orange/yellow markings on the falls. Hardy spring flowering bulb best in semi-shade. Ht.6” (15cm). Iris sibirica Hubbard Deep purple flowers with mauve centres. Clumps up quickly, producing 2-5 flowers per stem in late spring-early summer. HP for sun & moist or boggy soil. Ht.2-3’ (60-90cm). Iris sibirica Memphis Memory New introduction with lovely lilac flowers, edged creamy-white. Clumps up quickly, producing 2-5 flowers per stem in late spring-early summer. HP for sun & moist or boggy soil. Ht.2-3’ (60-90cm). Iris sibirica ‘Perry’s Blue’ Lovely, sky-blue flowers top slender, rush-like foliage in summer. Perfect for waterside planting & good in mixed borders. HP for sun & fertile, moist soil. Ht. 30” (75cm) Spread 16” (40cm) or more. Iris sibirica ‘Sparkling Rose’ Beautiful variety with flowers of lilac-rose, flecked blue. Ideal beside water or in mixed borders. HP for sun & fertile, moist soil. Ht. 28” (70cm). Spreading habit Iris sibirica Roanoke’s Choice New variety sporting stunning flowers in contrasting lilac purple & white. HP for sun & moist or boggy soil. Ht.2-3’ (60-90cm). Iris sibirica ‘Sparkling Rose’ Beautiful variety with flowers of lilac-rose, flecked blue. Ideal beside water or in mixed borders. HP for sun & fertile, moist soil. Ht. 28” (70cm). Spreading habit. Isatis tinctoria Woad - a source of blue dye - makes a statuesque and unusual centrepiece for a border, similar in form to crambe but with numerous yellow flowers followed by decorative black seeds, HB to 4’. Provide sun & good drainage. Isoplexis sceptrum A native of Madeira and a member of the foxglove family, this tender, evergreen perennial forms a branching shrub up to 6’ (2m) in its native habitat but usually attains more modest dimensions grown here. In summer, it carries heads of burnt-orange flowers, like contracted foxglove spires. Keep frost free and on the dry side in winter. Water freely when in growth. | 
