About
A herbaceous perennial to 45cm in height, with a rosette of lance-shaped leaves and erect stems bearing large umbels of white, nodding flowers 2cm in length.
About the genus
Dodecatheon are summer-dormant herbaceous perennials with basal rosettes of simple leaves and erect or arching stems bearing umbels of cyclamen-like flowers with strongly reflexed petals
Growing conditions
SunlightFull sun, Partial shade
Soil typeClay, Loam, Sand
Soil pHAcid, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, North-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH5
Plant details
Plant typeAlpine Rockery, Herbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Rock garden
Native toE North America
Care notes
CultivationGrow in a moist but well-drained, humus-rich soil in full sun or partial shade. Suitable for woodland or rock garden
PruningNo pruning required
PropagationPropagate by seed in pots in an open frame as soon as seed is ripe; seed needs exposure to cold before it will germinate or propagate by division in spring
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceGenerally disease-free