Companion Planting Guide & Frost Dates by Zone — Free Tool | Frame It All
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Companion planting · Frost dates · Growing zone calendars
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Find your growing zone & frost dates
Find your last spring frost to calculate planting dates. Find your first fall frost to plan succession planting and cold frame use.
| City | State | Zone | Last spring frost | First fall frost | Growing days |
|---|
To find your exact frost dates, visit planthardiness.ars.usda.gov and enter your zip code. Dates above are approximate averages — actual dates vary by 1–2 weeks year to year.
How to use: find your last spring frost date, then look at each plant in the Plant Chart. Each plant shows the planting calendar for your selected zone inline. Select your zone from the Plant Chart dropdown to see personalised timing.
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