Sweet Fennel (Foeniculum vulgare) Quick Facts:

Host plant to Black Swallowtail and Anise Swallowtail

Perennial herb

Hardy in USDA zones 4-9

Prefers full sun

Moist, well-drained soil

Clusters of tiny yellow flowers bloom in summer

Up to 6 feet tall, may need staking in windy areas

Space plants about 1 foot apart

Readily re-seeds

Easy to grow

Harvested seeds can be used in cooking

Please see complete growing conditions and details for Sweet Fennel Plants (Foeniculum vulgare) under our seed description.