Sprays of remarkable, frilly, purple-speckled flowers, that have both mottling and deeper purple on the falls, with undulate edges and superb fringed, yellow style crests, open on tall, many-branched stems. This extremely beautiful Himalayan species is only very rarely found or offered in cultivation. It grows from fat rhizomes, and these do not resemble the other irises, such as I.tectorum and japonicum in the Evansia group to which it belongs, but these rhizomes grow and multiply well. It is easy on any sunny, freely drained soil, although it flowers best in cooler, peaty or leafy soils. ... Learn More

This beardless iris has narrow leaves with deep blue flowers on branched stems and larger hanging falls with a central yellow splash and outstanding deep purple veining. Native in western N America, this lovely plant has been given the Royal Horticultural Society's Award of Garden Merit. ... Learn More

The "Yellow Flag" is one of our worthwhile-to-grow native wild irises. Large bright yellow flowers flare open in spring amidst stiff green leaves. Supposedly a bog plant, but it also thrives on our dust-dry hillside! ... Learn More

A fantastically attractive variegated leaf form of the Yellow Flag Iris, giving a really impressive foliage display, with the same well known large yellow flowers. Just as easy to grow and best suited for a wet border or pond edge, although it will do perfectly well in ordinary garden soil but will not grow as large as in wet soil!. ... Learn More

Frilly, crested flowers of blue, and rarely yellow, open on very, very short stems over clumps of short, broad, thick leaves. A very choice plant and possibly the smallest of all irises, but very few seeds collected. ... Learn More

This unusually large-flowered Japanese iris has clumps of grey-green foliage making a splendid foil to the impressive blooms. It flowers early, sometimes in late winter and often continuing into early summer. ... Learn More

This lovely plant, bearing delicate blue and white flowers, was originally collected from damp meadows around Korsakov on our Sakhalin (Russia) expedition (RBS0233). It will, however, do perfectly well in dry conditions. ... Learn More

From May until early July, this stunning dwarf option to the taller irises produces disproportionately wide and large, ivory-white flowers which each have a contrasting inner halo. Flowers are held on sturdy stems above solid clumps of narrow, green sword-like leaves. Very cold tolerant, this short, grassy-leaved Iris species, native to Siberia and Alaska, is a perfect choice for edging, or in the sunny rock garden. It is also effective when mass planted as ground cover, when it will grow in sun or semi-shade, preferably in a moisture retentive position. ... Learn More

This bone-hardy, very cold tolerant, grassy leaved Iris species which is native to Siberia and Alaska forms a low tuft of bright green, sword-shaped leaves. Many three-petalled flowers, lavender-blue with silvery-white veining, appear in late spring. It is a good choice for edging or in the sunny rock garden and can be very effective when mass planted as ground cover. ... Learn More

Iris setosa dwarf, this lovely iris has large, reflexed, blue-purple flowers, white-blotched at the centre, and all attractively pencilled in deeper purple, with small standards. It does best with ample moisture, but must have adequate sun to flower well. These plants are native to the coastal states of north-east USA and Canada, where they grow in damp places. ... Learn More

This graceful, spring-flowering iris has blooms in various shades of blue-purple with white veining on the falls. They are easy to grow, enjoying a sunny or partially shaded spot in moist but well-drained, acid to neutral soil. ... Learn More

Branching stems hold aloft pure white flowers, sometimes with pale purple veins, that bloom in late spring, above clumps of narrow foliage. It flowers from mid-spring to early summer and is ideal for any open herbaceous or mixed border with ordinary good soil and will even thrive by the waterside or in wet ground. ... Learn More

This graceful, spring-flowering iris has blooms in various shades of blue-purple with white veining on the falls. They are easy to grow, enjoying a sunny or partially shaded spot in moist. We have selected every available shade from palest blue to almost black, all attractively marked. ... Learn More

Striking pinkish-purple flowers open on upright stems up to 1 metre tall bearing long, narrow leaves. As it flowers earlier than many hybrids, it helps to extend the short Iris season. Very easily grow, it quickly forms a large hardy clump that improves each year! ... Learn More

Bearing deep violet-blue flowers with narrow, deeply marked, blue and white falls and violet veins, this dwarf plant deserves to be more widely grown. From Southern Italy, the Balkan peninsula and Turkey, this plant is almost impossible to spot in the grass after flowering as the leaves are totally grass-like. This species, which is pollinated by ants, is closely related to Iris graminea. ... Learn More