About

A herbaceous perennial to 80cm tall, with upright, branching stems and toothed, glossy, pinnate leaves. In late spring and early summer it produces flattened umbels of bright yellow flowers; these are followed by purplish seed heads.

About the genus

Zizia is a diverse genus of plants that may be annual, perennial, or woody. Species are cultivated for their flowers, foliage, or architectural habit and are adapted to various climatic conditions

Growing conditions

SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, South-facing, West-facing
ExposureSheltered
UK hardinessH5

Plant details

Plant typeHerbaceous Perennial
HabitColumnar upright
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Prairie planting, Wildlife gardens
Native toNorth America

Care notes

CultivationGrow in moderately fertile, moist but well-drained soil in sun or partial shade
PruningNo pruning required
PropagationPropagate by sowing seed in containers in a cold frame in autumn
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free