Your frost-date sowing calendar
Almost all sowing timing hangs off one date: your last spring frost. Enter it below and this works out when to start each crop indoors and when to sow or plant it outside, personalised to your garden. It all happens in your browser.
Not sure? Search "last frost date" plus your town, or ask a local gardener. Pick the average, then watch the forecast near the day.
Timings are typical starting points for a temperate climate - your microclimate, the weather that year and the variety all shift them. Pair this with the sow this month tool and the full gardening guides.
Pick your last frost date to build your plan. Everything is measured from that day - crops that hate frost go out after it, hardy ones before.
For the sowing plan
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