About
A herbaceous perennial to 12cm, the upright stems each bearing a whorl of three ovate leaves and a solitary terminal flower 3-4cm in width, with three ovate pinkish-white petals speckled purple near base.
About the genus
Trillium are rhizomatous, herbaceous perennials with erect stems bearing a whorl of ovate or diamond-shaped leaves, with one or more erect or nodding flowers borne at the stem apex
Growing conditions
SunlightFull shade, Partial shade
Soil typeChalk, Loam, Sand
Soil pHAcid, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, North-facing, West-facing
ExposureSheltered
UK hardinessH4
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
HeightUp to 10 cm
Spread0-0.1 metre
Time to full height2-5 years
Suggested usesCottage and informal garden, Rock garden
Native toW United States
Care notes
CultivationGrow in deep, moist but well-drained, humus-rich, preferably acid to neutral soil in deep or partial shade. Mulch in autumn with leaf mould. See trillium cultivation
PruningNo pruning required
PropagationPropagate by seed, in pots in a shady cold frame as soon as seed is ripe; takes 5-7 years to reach flowering size. Propagate rhizomes by division after flowering or cut out the growing point from the rhizome after flowering, which stimulates the formation
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceGenerally disease-free