About
A slow-growing perennial. White, flame-shaped flowers are held without stalks above a collar of ovate leaves and larger, veined and rounded green leaves in spring. Sometimes flowers are flushed pale red or purple at the base. Plants become dormant by midsummer.
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 typeClay, Loam
Soil pHAcid, Neutral
Soil moistureMoist but well-drained
AspectNorth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH5
Plant details
Plant typeHerbaceous 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
Native toUSA
FragranceFlower
Care notes
CultivationGrow in deep, moist but well-drained, humus-rich, preferably acid to neutral soil in deep or partial shade. Mulch with leaf mould. See trillium cultivation
PruningNo pruning required
PropagationPropagate by seed in pots in a shady cold frame as soon as it is ripe. May take two seasons to geminate and several years to reach flowering size. Propagate by division after flowering or by removing small segments of rhizomes, potting up and nurturing
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceGenerally disease-free