Iris 'Kuza-nama'

About

Iris 'Kuza-nama' is a named cultivar in the genus Iris (family Iridaceae) that flowers from May to July. It is grown for its seasonal blooms and sits within the broad group of garden irises. Expect a plant that contributes to late-spring into mid-summer colour when in flower. Cultivation follows standard iris practice, with periodic division to maintain vigour.

About the genus

Iris takes its name from the Greek goddess of the rainbow, and for once the naming feels entirely earned. I can't think of another genus that covers so much ground — inky purples, burnt apricots, clean whites, blues that seem lit from inside — or so many situations. There are bearded irises that want their rhizomes baked in full sun, Siberian types happy in ordinary border soil, and species that will sit contentedly at the edge of a pond. What they share is the flower: three petals standing up, three falling away, built with a kind of architectural confidence most plants never attempt. Even out of bloom the foliage earns its place — those upright fans of blue-green leaves hold a border together for months. I grow them for the fortnight in May and June when nothing else in the garden can compete, and I've made my peace with that. Some plants are for the long haul. An iris is an event.

Written by Henry

In the garden

A named cultivar of Iris in the family Iridaceae, Iris 'Kuza-nama' produces its main display between May and July, fitting into the late-spring to early-summer flowering sequence. Specific origin and parentage are not given here; its identity rests with the cultivar name and the flowering window that gardeners rely on when planning borders. Treat Iris 'Kuza-nama' as you would other garden irises: site it where the flowers will be visible and where soil structure suits iris types (free-draining conditions are commonly preferred by many varieties). Allow space for clumps to spread and check them every few years; lifting and dividing congested clumps keeps flowering compact and prevents decline in bloom numbers. Avoid over-deep planting of rhizomes or crowns, which can reduce flower production. In the UK garden the cultivar works across mixed herbaceous borders, gravel or mediterranean-style beds where a spring–summer display is wanted, and alongside later-flowering perennials to extend seasonal interest. Its defined May to July flowering period makes it useful for filling the transition from late spring into high summer in a planned sequence of colour and form.

More in the Iris genus

Browse all Iris →