About

A compact, tap-rooted perennial from mountain habitats in the Alps with finely divided, mid-green leaves and upright, branched stems bearing small, rounded umbels of small, white flowers in summer. An attractive, less well-known alpine Chaerophyllum for a cool, well-drained rock garden.

About the genus

Sium 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

Plant details

Suggested usesBorders, containers, mixed plantings.

Care notes

CultivationPlant in well-drained soil. Water during establishment.
PruningRemove dead growth as needed.
PropagationPropagate by division, cuttings, or seed.
Pest resistanceGenerally pest-free.
Disease resistanceGenerally disease-resistant.