DibbleWhen to plant marigold in Zone 7
In Zone 7, the last spring frost usually passes around April 10 and the first fall frost arrives around October 29, leaving about 202 frost-free days. The windows below are computed from those frost dates, with the same math the Dibble app uses.
Long season. Great for succession planting and fall crops.
Planting windows for marigold in Zone 7
| Task | Window |
|---|---|
| Start seeds indoors | Feb 27 to Mar 13 |
| Transplant | Apr 10 to Apr 24 |
| Estimated harvest | May 30 to Aug 28 |
The harvest estimate counts 50 days to maturity, then a picking window of about 90 days. These windows use typical frost dates for Zone 7; Dibble pins them to your exact ZIP code.
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How to grow marigold
Start indoors 6 weeks before last frost and transplant around frost date. A classic companion that deters many pests.
Companion plants
Good neighbors for Marigold:
Marigold in nearby zones
Keep exploring
Marigold: the full growing guide · The Zone 7 planting calendar · Every crop and zone
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Dates are estimates based on typical frost dates for the zone. Your yard has its own microclimate, so use them as a starting point and adjust as you learn your space.