About
Clear lemon-yellow, spherical flowers 3-5cm in diameter are borne from late spring into early summer. A variable herbaceous perennial forming compact clumps up to 80cm tall. Its leaves are up to 12cm wide and deeply divided into 3-5 lobes; each wedge-shaped segment is often further lobed and toothed.
About the genus
Trollius are herbaceous perennials which form a clump of palmately lobed leaves, with erect stems bearing solitary, yellow, globose or bowl-shaped flowers composed of several petal-like sepals surrounding much-reduced nectar-bearing petals
Growing conditions
SunlightFull sun, Partial shade
Soil typeClay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Poorly-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeBogs, Herbaceous Perennial
HabitBushy
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Wildflower meadow, Wildlife gardens
Native toEurope, W Asia
Care notes
CultivationGrows best in deep, preferably heavy, moist soil that does not dry out, in full sun or partial shade
PruningCut back hard after flowering
PropagationPropagate by division in spring
Pest resistanceGenerally pest-free
Disease resistanceMay be susceptible to powdery mildews