When to plant dill
The rule
Method: Direct-sow in the garden. Frost tolerance: frost-hardy (derived from the planting timing above).
Dill is frost-hardy; it's grown as a spring/summer crop.
Dill planting dates by hardiness zone
| Zone | Start indoors | Direct-sow | Sow for fall |
|---|---|---|---|
| Zone 10a | — | December 29 – January 12 | — |
| Zone 10b | — | January 3 – January 17 | — |
| Zone 2a | — | April 30 – May 14 | — |
| Zone 2b | — | May 8 – May 22 | — |
| Zone 3b | — | May 3 – May 17 | — |
| Zone 4a | — | April 27 – May 11 | — |
| Zone 4b | — | April 23 – May 7 | — |
| Zone 5a | — | April 25 – May 9 | — |
| Zone 5b | — | April 17 – May 1 | — |
| Zone 6a | — | April 13 – April 27 | — |
| Zone 6b | — | April 6 – April 20 | — |
| Zone 7a | — | March 29 – April 12 | — |
| Zone 7b | — | March 20 – April 3 | — |
| Zone 8a | — | March 9 – March 23 | — |
| Zone 8b | — | February 27 – March 13 | — |
| Zone 9a | — | February 13 – February 27 | — |
| Zone 9b | — | January 16 – January 30 | — |
What you'll need
Affiliate links — as an Amazon Associate we may earn from qualifying purchases, at no extra cost to you.
📦 Ordering seeds or soil for this window? Amazon Prime's free 30-day trial includes fast free delivery, so supplies ordered now arrive while the window is still open — and returns are free if something is wrong for your zone. Start the free 30-day trial →
Affiliate link — we may earn a commission on qualifying sign-ups, at no extra cost to you. Current terms are on Amazon's page.
Last verified 2026-08-28. Sources: University of Illinois Extension — Herb Gardening: Dill; NOAA NCEI 1991–2020 Climate Normals (frost); USDA 2023 Plant Hardiness Zone Map.