About
A clump-forming deciduous perennial about 1m tall, with highly divided, lacey green leaves to 40cm long, and in summer narrow terminal panicles of fluffy lemon yellow flowers.
About the genus
Thalictrum can be rhizomatous or tuberous perennials with ternately or pinnately divided, often attractive foliage, and panicles or racemes of small flowers with showy stamens and sometimes large colourful petal-like sepals
Growing conditions
SunlightFull sun, Partial shade
Soil typeLoam, Clay, Chalk
Soil pHNeutral, Acid, Alkaline
Soil moistureMoist but well-drained
AspectEast-facing, West-facing
ExposureSheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height1-1.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Wildflower meadow, Wildlife gardens
Native toEurope
FragranceFlower
Care notes
CultivationGrow in moist, humus-rich soil in partial shade; can tolerate drier soil and more sun than many other species. May need staking. See staking perennials for further advice
PruningFaded flower stems can be cut back in late autumn or in spring before new growth starts emerging
PropagationPropagate by seed or division in spring
Pest resistanceGenerally pest-free
Disease resistanceMay be susceptible to Powdery mildews