About
Iris lutescens, the Crimean iris, is a spreading rhizomatous perennial to 30 cm with erect, sword-shaped leaves and yellow, white, blue or purple flowers to 7 cm across in early spring, the standards larger than the yellow-bearded falls. A charming and reliable dwarf bearded iris for a sunny, well-drained border or rock garden.
About the genus
Iris, the irises, are rhizomatous or bulbous perennials producing narrow, often sword-shaped leaves and distinctive flowers with three large, spreading or pendent fall petals alternating with three erect standard petals. They flower from late winter to early summer in every colour of the rainbow.
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAcid, Neutral
Soil moistureWell-drained
AspectWest-facing, South-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Coastal, Cottage and informal garden
Native toS Europe
ToxicityHarmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationGrow in well-drained, fertile, neutral to slightly acid soil in full sun
PruningNo pruning required
PropagationPropagate by seed in a cold frame in autumn or spring. Lift rhizomes and divide clumps from midsummer to early autumn
Pest resistanceMay be susceptible to slugs, snails and thrips
Disease resistanceMay be susceptible to aphid-borne viruses, bacterial soft rot and grey moulds; see Iris diseases