Home › Crops › Brussels Sprouts
When to plant brussels sprouts
The rule
Method: Start seeds indoors, then transplant. Frost tolerance: frost-hardy (derived from the planting timing above).
Brussels Sprouts is frost-hardy; it's grown as a spring/summer crop.
Brussels Sprouts planting dates by hardiness zone
| Zone | Start indoors | Transplant / sow | Sow for fall |
|---|---|---|---|
| Zone 2a | March 15 – March 29 | April 19 – May 3 | — |
| Zone 2b | March 23 – April 6 | April 27 – May 11 | — |
| Zone 3b | March 18 – April 1 | April 22 – May 6 | — |
| Zone 4a | March 12 – March 26 | April 16 – April 30 | — |
| Zone 4b | March 8 – March 22 | April 12 – April 26 | — |
| Zone 5a | March 10 – March 24 | April 14 – April 28 | — |
| Zone 5b | March 2 – March 16 | April 6 – April 20 | — |
| Zone 6a | February 26 – March 12 | April 2 – April 16 | — |
| Zone 6b | February 19 – March 5 | March 26 – April 9 | — |
| Zone 7a | February 11 – February 25 | March 18 – April 1 | — |
| Zone 7b | February 2 – February 16 | March 9 – March 23 | — |
| Zone 8a | January 22 – February 5 | February 26 – March 12 | — |
| Zone 8b | January 12 – January 26 | February 16 – March 2 | — |
| Zone 9a | December 29 – January 12 | February 2 – February 16 | — |
| Zone 9b | December 1 – December 15 | January 5 – January 19 | — |
| Zone 10a | November 13 – November 27 | December 18 – January 1 | — |
| Zone 10b | November 18 – December 2 | December 23 – January 6 | — |
What you'll need
Affiliate links — as an Amazon Associate we may earn from qualifying purchases, at no extra cost to you.
Seed-starting traysBurpee SuperSeed 36-cell trayReusable cells that pop seedlings out with the roots intact at transplant time.See it on Amazon- Seed-starting mixEspoma Organic Seed StarterA fine, sterile mix so small seeds can push through and seedlings don't rot.See it on Amazon
- Grow lightBarrina T5 LED grow lights, 4-packA windowsill is too dim in late winter; a light 2–3 in. above keeps seedlings short and sturdy.See it on Amazon
Ordering seeds or soil for this window? Amazon Prime includes fast delivery on eligible items, and eligible new members may be offered a free trial, so supplies ordered now can arrive while the window is still open. Delivery speed varies by item and address. See if you can try Prime free →
Affiliate link — we may earn a commission on qualifying sign-ups, at no extra cost to you. Current terms are on Amazon's page.
Calendar computed 2026-09-27. Sources: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”; NOAA NCEI 1991–2020 Climate Normals (frost); USDA 2023 Plant Hardiness Zone Map.