Botanical Name: Anthriscus cerefolium
Native: Europe and Asia
Hardiness: Biennial grown as an annual. May overwinter in USDA zones 6-9.
Plant Dimensions: 10"–12" tall and 12" wide before flowering, 18"–24" tall when flowering.
Variety Information: Fernlike leaves on thin-branched stems have a subtle anise flavor. Delicate, small, white flowers in umbels form on thin stems above foliage.
Exposure: Full sun to part shade
When to Sow Outside: RECOMMENDED. 4 to 6 weeks before your average last frost date, and again in summer 8 to 10 weeks before your average first frost date. For a continuous supply, sow every 2 to 3 weeks up to 6 weeks before your average first frost date. Ideal soil temperature for germination is 60°–70°F.
When to Sow Inside: Not recommended; roots sensitive to disturbance.
Days to Emerge: 10–14 days
Seed Depth: Press into surface
Seed Spacing: A group of 3 seeds every 6"
Row Spacing: 12"
Thinning: Not required
Harvesting: Chervil is ready to harvest about 2 months after sowing. Harvest no more than 1/3 of the plant at a time to encourage regrowth. Flavor is at its peak just before plants flower.