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]()
Squash Seeds - Winter - Burgess Buttercup
Non-GMO Burgess Buttercup is ready in 100 days and recommended by Utah State. This winter squash has a thick, orange, and creamy flesh that tastes like sweet potatoes once cooked....
Chamomile Seeds - Roman
Non-GMO, Heirloom Roman Chamomile Herb Garden Seed from True Leaf Market. Chamaemelum Nobile. Roman Chamomile plants originated from North Africa and were later cultivated in Europe"as chamomile has an ancient...
Carrot Seeds - Little Fingers
55 days. The Little Fingers carrot seeds produce adorable mini carrots with a beautiful orange color, packed with flavor! These smaller roots are cylindrical and grow up to 4 inches...
Cucumber Seeds - Straight Eight (Organic)
55-65 Days to maturity. Cucumis sativus. Organic Straight Eight Cucumber Seeds. Non-GMO, annual, organic, open-pollinated, heirloom, 1935 AAS-winning, slicing cucumber. Suitable for growing in fields, containers (with support), garden plots,...
Bean Seeds - Pole - Oriental Yard Long
85 Days to maturity. Vigna unguiculata subsp. sesquipedalis. Oriental Yard Long Pole Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, heat-tolerant, pole, snap, Asian, specialty bean. Suitable for growing in containers, garden...
Bean Seeds - Bush - Pinto
90-95 Days to maturity. Phaseolus vulgaris. Pinto Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, bush, shelling bean. Suitable for growing in containers, garden plots, raised beds, and greenhouses. Pinto Beans are...
Tomato Seeds - Cherry - Yellow Pear (Organic)
78 Days to maturity (from transplant). Solanum lycoperscium. Yellow Pear Tomato Seeds. Non-GMO, annual, open-pollinated, heirloom, heat tolerant, indeterminate, cherry tomato. Suitable for growing in garden plots, raised beds, and...
Micro-Mats Hydroponic Grow Pads 4"x 4"
Micro-Mats hydroponic growing pads - 4" x 4". Made from biodegradable and compostable wood fibers, these grow pads provide an excellent medium to grow wheatgrass, barley grass, or microgreens without...
Celery - Utah 52-70 - Microgreens Seeds
21-28 days. A very light green micro that tastes just like celery, but with a more intense flavor. Great addition to any micro salad or sandwich to add crunch and...
Fennel Seeds - Florence
90-115 days. Foeniculum vulgare var. azuricum. Florence Fennel Seeds. Non-GMO, short-lived perennial herb, heirloom, open-pollinated. This crop is suitable for garden plots, raised beds, and containers. Florence fennel is a...
Corn Seeds - Sweet - Stowells Evergreen
95 Days to maturity. Zea mays. Stowells Evergreen Corn Seeds. Non-GMO, annual, open-pollinated, heirloom, Sweet Corn. Suitable for growing in garden plots or raised beds. Corn tolerates heat and drought-prone...
Borage - Microgreens Seeds
10-20 days. Non-GMO Borage microgreens seed is a moderate to easy microgreen to grow. It may just take a little patience but these borage seeds will produce immensely healthy microgreens...
Lettuce Seeds - Leaf - Lollo Rosso (Organic)
55-60 days. Lactuca sativa. Organic Lollo Rosso Lettuce seeds grow as cool-season crops and fast-maturing annuals. Lollo Rosso Italian Lettuce can be harvested as a "cut and come back again"...
Bean Seeds - Pole - Qing Bain
50-55 Days to maturity. Phaseolus vulgaris. Qing Bian Pole Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, drought tolerant, pole, snap, romano, Asian bean. Suitable for growing in containers, garden plots, raised...
Kale Seeds - Lacinato (Black Tuscan)
65-80 days. Brassica oleracea var. sabellica. Lacinato Kale Seeds. Also known as Black Tuscan Kale or Dinosaur Kale. This is a popular variety for making soups and kale chips. This...
Squash Seeds - Summer - Crookneck (Organic)
Ready in about 58 days, Organic Summer Crookneck Squash is perfect for the summer garden. Bumpy skin highlights a yellow fleshy squash. When the fruit is 5-6 inches long, it...
Wildflower Seeds - Bee Friendly Mix
Grow a delightful, charming wildflower garden with our Bee Friendly Wildflower Mix. Features 19 wild flower varieties such as coneflower plants for pollination, alyssum flower seeds, poppy seeds, and lupine...
Achillea Seeds - White Yarrow
2nd Year Maturity. Perennial. Non-GMO, Heirloom White Yarrow Achillea Herb Garden Seed from True Leaf Market. Achillea millefolium. Yarrow is a flowering perennial often used as a medicinal remedy or...
Chinese Cabbage - Sprouting Seeds
These Chinese Cabbage Seeds (Micchinni Cabbage) taste like Chinese Cabbage when sprouted and are an excellent change of pace from more traditional sprouting seed. Try making these sprouts into a...
Radish - Red Arrow - Microgreens Seeds
6-10 days. The Red Arrow radish microgreen has a lovely contrast of color, with the spice that we are accustomed to with radish. The rosy stems and bright flavor add...
Melon Seeds - Honeydew - Green Flesh
105 Days to maturity. Cucumis melo. Green Flesh Honeydew Melon Seeds. A non-GMO, annual, open-pollinated, heirloom, heat-tolerant Honeydew Melon. Suitable for growing in containers, garden plots, raised beds, and greenhouses....
Basil Seeds - Thai
60-90 days. Non-GMO, Open-pollinated, Heirloom Thai Basil Herb Seed from True Leaf Market. Ocimum basilicum var. thyrsiflora is native to various Asian regions, such as India and Iran. As basil...
Sunflower Seeds - All Sorts Mixture
90-110 days. All Sorts Mix sunflower seeds grow one of the most spectacular, vibrant, and unique pairings of color and size in this blend of summertime classics. All Sorts Mix...
Corn Seeds - Flint - Hopi Blue
100 Days to maturity. Zea mays. Blue Hopi Corn Seeds. Non-GMO, annual, open-pollinated, heirloom, Flint and Flour Corn. Suitable for growing in garden plots or raised beds. Corn tolerates heat...
Celery Seeds - Golden Self Blanching
Non-GMO Golden Self-Blanching Celery Seeds from True Leaf Market are a stocky, resistant heirloom celery variety. The open-pollinated, upright celery produces thick, string-free stalks that are crisp and rich. As...
Carrot Seeds - Tendersweet - Organic
Daucus carota (75 days) Tendersweet has long, 9-10" tapered roots; rich orange color; sweet, and coreless. This heirloom carrot is a reliable producer that has been pleasing folks for generations....
Cucamelon Seeds - Mexican Sour Gherkin
Cucamelon Seeds. Melothria scabra. 65 Days to maturity. Annual. Non-GMO, Heirloom, Open Pollinated. AKA: Mexican Mouse Melon, Sandia de Raton, Mexican Sour Gherkin, Mexican Miniature Watermelon, Mexican Sour Cucumber. Looking...
Artichoke Seeds - Green Globe
110-150 days. Artichoke Gardening Seeds. Cynara cardunculus var. scolymus. Perennial. Heirloom. Non-GMO. Native to the Mediterranean, Green Globe artichoke seeds have been grown for decades, and their fruits were eaten...
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