March is the month when most gardens really wake up. In colder regions, it is prime time for indoor seed starting and preparing beds. In milder climates, spring planting is already rolling, and in the warmest zones, the garden may be producing heavily while you begin shifting toward heat-loving crops.
Zones 1-7a: These zones experience cold winters with extended periods of freezing temperatures. In March, monitor soil conditions, thaw cycles, and late frosts as you prepare for early outdoor sowing. Indoors, this is a busy month for starting cool-season crops and hardy flowers under lights or in a greenhouse so they are ready to transplant as soon as the weather settles.
Zones 7b-9a: These zones experience mild winter weather and are warming quickly in March. Many cool-season crops can be direct sown outdoors, and succession planting helps keep harvests coming as temperatures rise. It is also a great time to start warm-season favorites indoors while keeping frost protection on hand for unexpected cold snaps. And of course, sprouts and microgreens are always in season indoors!
Zones 9b-12: Depending on your area, March can be peak garden season in these warm-winter zones. Many crops planted earlier are now producing, and this month often marks the transition from late cool-season planting to the start of warm-season gardening. In the hottest areas, you may begin planting heat lovers while timing your last rounds of tender cool-season crops before warmer weather arrives.
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![Legend: H for Heirloom, O for Organic, A for AAS Winner, F for staff favorites]()
Zucchini Seeds - Storrs Green F1 Hybrid
45-50 Days to maturity. Cucurbita pepo. Storrs Green F1 Hybrid Zucchini Summer Squash Vegetable Seeds. Non-GMO, annual, F1 hybrid. A very early, medium green variety with sweet flesh and few...
Squash Seeds - Summer - Sunbeam F1
Sunbeam F1 Hybrid Squash Seeds. Cucurbita pepo. F1 Hybrid. Non-GMO. Annual. 47 days to maturity. Sunbeam F1 produces golden yellow scallop fruits with a memorable flavor. Approximately 250 Seeds /...
Squash Seeds - Summer - Starlite F1
Starlite F1 Hybrid Squash Seeds. Cucurbita pepo. F1 Hybrid. Non-GMO. Annual. 43 days to maturity. Starlite is pale yellow to white, with a white interior flesh. About 250 Seeds /...
Squash Seeds - Summer - Giallo de Italia Zucchini
Giallo de Italia Italian Summer Squash Seeds. 50 days to maturity. Cucurbita pepo. Heirloom, Annual. Bush plant habit long cylindrical zucchini are dark green with yellow stripes. Approximately 175 seeds/ounce....
Squash Seeds - Summer - Full Eclipse F1
Full Eclipse F1 Hybrid Squash Seeds. Cucurbita pepo. F1 Hybrid. Non-GMO. Annual. 45 days to maturity. A delicious and prolific, dark green scallop squash. Approximately 250 Seeds / Ounce. Download...
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