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]()
Eggplant Seeds - Thai Round
55-60 days maturity after transplant. Solanum melongena ’Thai Round’. Thai Round Eggplant Seeds. Non-GMO, warm-season, annual, heirloom. This disease-resistant Matti Gulla variety adapts well to many growing conditions. Matti is...
Gourd Seeds, Bitter - Joy Green - Hybrid
55-65 Days to Maturity (after transplanting). Momordica charantia ’Joy Green’. Joy Green Bitter Gourd Seeds. Non-GMO, warm-season, annual, hybrid. These shiny green fruits grow 10-12 inches long. Joy Green is...
Japanese Mugwort - Yomogi
45 Days to maturity. Artemisia princeps. Yomogi Japanese Mugwort Seeds. Non-GMO perennial heirloom. Yomogi, or Japanese Mugwort, is an easy-to-grow perennial herb that grows in almost any condition. It is...
Broccoli Seeds - Chinese Broccoli - Late Jade - Hybrid
60-70 days to maturity. Brassica oleracea var alboglabra ‘Late Jade’. Late Jade Chinese Broccoli Seeds. Non-GMO, Hybrid, Cool-season Annual. Originating in the Mediterranian, Chinese Broccoli was introduced to China in...
Eggplant Seeds - Japanese Pickling
Japanese Pickling Eggplant Seeds. 65 days to maturity. Heirloom, Annual. Can be grown in containers. Solanum melongena. These purple slender, slightly curved eggplants, are full of flavors as they are...
Cucumber Seeds - Bush Crop
55 days. Bush Crop is an excellent variety for small gardens. This plant produces 6 to 8 inch, slightly tapered fruits on a dwarf vine. A very productive plant, Bush...
Celery Seeds - Nan Ling Cutting
Non-GMO Nan Ling Cutting Celery is an Asian celery variety that has a sweet and delicate flavor. Cutting Celery is the familiar flavor in many Chinese dishes. Known for its...
Onion Seeds - Bunching - Ishikura Winter Long
40-60 Days to maturity. Allium fistulosum. Ishikura Winter Long Japanese Bunching Onion Seeds. Non-GMO, annual, perennial, open-pollinated, heirloom, cold hardy, bunching onions. Suitable for growing in greenhouses, garden plots, raised...
Shiso Seeds - Red (Organic)
80-85 Days to maturity. Perilla frutescens. Red Shiso Herb Seeds. Non-GMO, organic, annual. Shiso is grown as an annual herb with a distinct flavor often described by people as similar...
Cucumber Seeds - Japanese Long
The Japanese Long cucumber plant produces productive yields of 18-20 inches long fruits. Cucumbers are dark green and burpless with few seeds. They are best when harvested prematurely at 12...
Okra Seeds - Jing Orange
Jing Orange Okra Seeds. 30 to 60 days to maturity. Abelmoschus esculentus. Heirloom, Annual. Jing Orange is an Asian okra, known for it is stunning red-orange color. Approximately 500 seeds/ounce....
Catmint Seeds - Blue Moon
60-80 Days to maturity. Nepeta nervosa. Blue Moon Cat Mint Seeds. Non-GMO, open-pollinated, Premium Quality Seeds, perennial. This heat-tolerant flowering herb is just the versatile plant that your garden needs!...
Cucumber Seeds - Housaku - Hybrid
55-60 Days to maturity. Cucumis sativus ‘Housaku’. Housaku Cucumber Seeds. Warm-season annual hybrid. Non-GMO. The name “housaku” means “good harvest” and it lives up to the name! It is a...
Pak Choi Seeds - Wa Wa Qing - Hybrid
30-35 Days to maturity. Brassica rapa Chinensis group. Wa Wa Qing, Pak Choi (Bok Choy) Seeds. Hybrid Non-GMO Annual. This is a “Shanghai baby” pak choi variety. Plants grow upright,...
Flowering Cabbage Seeds - Osaka Series
91-98 Days to maturity. Brassica oleracea var. capitata. Osaka Flowering Cabbage Seeds. Non-GMO, cool weather annual. Osaka Series Osaka Flowering cabbage seeds grow a classic and elegant swirl of color...
Buckwheat Seeds - Japanese
Fagopyrum esculentum. 49 days to full maturity. Buckwheat is the perfect smother crop, adding valuable green manure to your soil or harvesting for seed. We kind of do both. We...
Melon Seeds - Korean - Dae Jang Geum Hybrid
65 Days to maturity. Cucumis melo var. makuwa. Dae Jang Geum Korean Hybrid Melon Seeds. A non-GMO, annual, hybrid, heat tolerant, drought tolerant, Asian Melon. Suitable for growing in garden...
Chinese Mustard Seeds - Shuidong
35 to 45 Days to maturity. Brassica juncea. Shuidong Chinese Mustard Seeds. Non-GMO, Heirloom, non-GMO, Cool Season Annual. Shuidong mustard is named after the town where it was first cultivated,...
Pak Choi Seeds - Red Tatsoi - Hybrid
45 Days to full maturity, 20-30 Days for baby leaf, 10-15 Days for microgreens. Brassica rapa subsp. narinosa. Red Tatsoi, Pak Choi Seeds. Annual, Hybrid. Cool Season. This vigorous hybrid...
Bean Seeds - Pole - White Seeded Yard Long
65-75 Days to maturity. Vigna unguiculata subsp. sesquipedalis. White Seeded Yard Long Bean Seeds. Non-GMO, annual, open-pollinated, heat-tolerant, heirloom, pole, snap, Asian, specialty bean. Suitable for growing in containers, garden...
Onion Seeds - Bunching - White Ishikura (Organic)
60-66 Days to maturity. Allium fistulosum. Organic Bunching White Ishikura Onion Seeds. Non-GMO, annual, perennial, organic, open-pollinated, heirloom, cold hardy, bunching onion. Suitable for growing in greenhouses, garden plots, raised...
Pepper Seeds - Hot - Wicked Ghost Hybrid
110-119 Days to maturity (from transplant). Capsicum chinense. Wicked Ghost Hybrid Pepper Seeds. Non-GMO, annual, F1 hybrid, deer resistant, hot pepper with extremely hot heat levels. 700,000 to 900,000 Scoville...
Basil Seeds - Spicy Globe
Non-GMO, Spicy Globe Basil Herb Seed from True Leaf Market. Ocimum basilicum. As basil has many different varieties, Spicy Globe Basil is a dwarf hybrid and one of the smallest...
Cucumber Seeds - Tasty Green - Hybrid
55-60 Days to maturity. Cucumis sativus ‘Tasty Green’. Tasty Green Cucumber Seeds. Warm Season Annual Hybrid. This early-maturing, heavy-yielding variety is sure to be the perfect addition to your garden....
Gourd Seeds - Bitter Green - Hybrid
56-63 Days to Maturity (after transplanting). Momordica charantia. Bitter Green Bitter Gourd Seeds. Non-GMO, warm-season, annual, hybrid. This bitter gourd produces a generous crop of large, heavy, and uniform fruits...
Turnip Seeds - Hakurei - Hybrid
Turnip Seeds - Hakurei - Hybrid. Non-GMO. Brassica rapa subsp. rapa. 25-45 days depending on type of maturity. Cool season annual. This outstanding Japanese turnip has an excellent sweet and...
Cucumber Seeds - Armenian (The Duke)
65 Days to maturity. Cucumis melo. The Duke Armenian Cucumber Seeds. Non-GMO, annual, open-pollinated, heirloom, monoecious slicing cucumber. Suitable for growing in fields, containers (with support), garden plots, raised beds,...
Radish Seeds - China Rose - Organic
55 days. This popular radish for sprouting produces crisp rose colored winter radishes. Radishes are 8" long by 2" wide with rose colored skin and white flesh. Not suitable for...
Cucumber Seeds - Armenian (Organic)
63 Days to maturity. Cucumis Melo. Organic Armenian Cucumber Seeds. Non-GMO, annual, organic, open-pollinated, heirloom, monoecious, slicing cucumber. Suitable for growing in fields, containers (with support), garden plots, raised beds,...
Pepper Seeds - Hot - Japanese Yatsufusa
70-80 Days to maturity (from transplant). Capsicum annuum. Yatsufusa Japanese Hot Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, deer resistant, hot pepper with hot heat levels. 40,000 to 75,000 Scoville Heat...
Gourd Seeds, Bitter - Futo - Spindle
60 to 70 Days to maturity. Momordica charantia. Bitter Gourd Seeds - Futo - Spindle. Non-GMO Annual Heirloom. Originally from Japan, this warm season annual is vigorous and easy to...
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