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]()
Pea Seeds - Snow - Oregon Giant (Organic)
60-65 Days to maturity. Pisum sativum. Organic Oregon Giant Pea Seeds. Non-GMO, annual, organic, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. Resistant to...
Radish Seeds - Red Daikon (Ostergruss Rosa)
30-45 days. Non-GMO, Heirloom. Red Daikon Radish Seeds (Ostergruss Rosa). Raphanus sativus. A tapered red radish measuring from 5 to 8 inches long. Bright white to pale rose, crisp flesh....
Mustard Seeds - Red Tatsoi
40 days. Brassica Rapa, Narinosa Group. Non-GMO Red Tatsoi makes a lovely microgreen as well as a terrific full size cool season Asian green. As a microgreen, the cotyledons open...
California Poppy Seeds - Mikado Red
60-75 Days to maturity. Eschscholzia californica. Mikado Red California Poppy Seeds. Non-GMO, annual. Mikado Red California poppy is a true sun worshipper. Its silk-like petals open to greet the morning...
Lettuce Seeds - Leaf - Oakleaf - Red
Oakleaf - Red Leaf Lettuce Seeds. 50 - 68 days to maturity. Lactuca sativa. Heirloom, Annual. Approximately 16,000 seeds/ounce. Lettuce Seeds - Leaf - Oakleaf - Red The characteristic leaves...
Dusty Miller Seeds - New Look (Pelleted)
84-91 Days to maturity. Senecio cineraria. Dusty Miller New Look Seeds. Non-GMO, Annual. New Look Dusty Miller seeds are a simple and exotic Mediterranean plant, ideal for many hot and...
Spinach Seeds - Dash - Hybrid
Spinach Seeds - Dash -Hybrid. Non-GMO. Spinacea oleracea. 60 days. Cool season annual. Extra-early spinach hybrid that suitable for growing under low temperatures, especially during winter in warm areas. Cold...
Turnip Seeds - Kanamachi
Turnip Seeds - Kanamachi. Heirloom, Non-GMO. Brassica rapa subsp. rapa. 25-45 days depending on type of maturity. Cool season annual. One of Japan's best open pollinated Japanese turnip that has...
Broccoli Raab - Early Fall Rapini
Early Fall Rapini thrives when planted in the early fall, but can be grown in the spring and summer as well. It does best in 60-65 degree weather. Seeds can...
Onion Seeds - Short - Eclipse L303
100-160 Days to maturity. Allium cepa. Eclipse L303 Onion Seeds. Non-GMO, annual, open-pollinated, heirloom, bulbing, short-day onion. Suitable for growing in greenhouses, garden plots, and raised beds. Produce crisp, medium-size...
Arugula Seeds - Runway
40-60 days to maturity. Eruca sativa. Runway Arugula Seeds. Non-GMO, annual, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. This outstanding arugula selection is...
Radish Seeds - Pink Beauty - Organic
Pink Beauty Radish is wonderfully uniform with bright pink, perfectly round radishes. Radish Seeds - Pink Beauty - Organic Raphanus Sativus 1-1.5" in size. A high quality radish that is...
Lettuce Seeds - Leaf - Bronze Guard
70 days. This striking bronze/green colored oakleaf type lettuce has great flavor, even when other lettuces are getting bitter. Beautiful in the garden, in a salad, or as a garnish....
Mustard Seeds - Da Ping Pu
65 to 75 Days to maturity. Brassica juncea. Da Ping Pu Mustard Seed. Non-GMO, open-pollinated heirloom. This is a delicious wide-leafed bunching mustard. It's grown extensively in Asia and has...
Grass Mix - Irrigated Pasture Seed
Will produce an attractive meadow effect where some supplemental water can be provided. Excellent forage. A combination of turf forming grasses including Meadow Brome, Tall Fescue, Perennial Ryegrass, Orchardgrass, and...
Celery Seeds - Giant Golden Pascal
Apium graveolens (115 days) Also known as "Giant Pascal Celery", "Winter King" or "Pascal Giant Celery". Giant Golden Pascal is a French Heirloom that grows to great heights. Touted in...
Lettuce Seeds - Butterhead - Speckles
Speckles Butterhead Lettuce Seeds. 55 days to full maturity. 30 days to maturity for baby leaves. Lactuca sativa. Heirloom. Annual. Speckles is an Amish Heirloom Bibb variety with apple green...
Mustard Seeds - Misome Choho Hybrid
25-30 days to maturity. Brassica campestris Narinosa group. Misome Choho Mustard Seeds. Non-GMO, warm or cool-season, annual, hybrid. One of several hybrids of Komatsuna and Tatsoi, this uniform, easy to...
Lettuce Seeds - Romaine - Vivian
Vivian Romaine Lettuce Seeds. 50 days to full maturity. 28 days to maturity for baby leaves. Lactuca sativa. Heirloom, Annual. Vivian is a tightly bunched romaine. Approximately 25,000 seeds/ounce. Lettuce...
Radish Seeds - Korean - Fall Storage - Hybrid
60 to 65 days to maturity. Raphanus sativus. Fall Storage Korean Radish Seeds. Cool season hybrid annual. This Korean radish variety is known for its longevity; it can be stored...
Mustard Seeds - Mibuna
Mibuna Mustard Seeds. 41 Days. Brassica rapa var. japonica. Open Pollinated, Non-GMO. Similar mizuna greens, the mibuna mustard is a flavorful Japanese green strap leaf mustard with mild mustard flavor....
Turnip Seeds - Golden Globe (Organic)
Brassica rapa. (70 days) Introduced prior to 1859 and still going strong! This is one turnip you want your garden for its perfectly shaped 3-4" amber globes. ~9,375 seeds/oz. Organic...
Geum Seeds - Mrs. Bradshaw
2nd-year maturity. Geum chiloense. Mrs. Bradshaw Geum Seeds. Non-GMO, open-pollinated, Premium Quality Seeds, Perennial. Open Pollinated. Mrs. Bradshaw seeds promise brilliant, hardy, and herbaceous geum perennials that grow as effortlessly...
Pea Seeds - Snap - Sugar Lace II (treated)
68 days from direct sowing. Pisum sativum. Treated Sugar Lace II Snap Pea Seeds. Non-GMO, annual, open-pollinated. This crop is suitable for garden plots, raised beds, and containers. Stringless, dark-green...
Turnip Seeds - Oasis - Hybrid
Turnip Seeds - Oasis - Hybrid.Brassica rapa subsp. rapa. 25-45 days depending on type of maturity. Cool and warm season annual. Non GMO. Oasis is one of the best tasting...
Radish Seeds - Purple Plum - Organic
Raphanus sativas. (30 days) Purple Plum Radish produces deep plum purple globe shaped radishes with tender, crisp, white flesh. Organic Purple Plum Radish Seeds A gourmet radish for sure and...
Broccoli Seeds - Purple Sprouting (Organic)
40 to 60 days. Annual. Non-GMO seeds. The Broccoli Raab, also known as Rapini, is more closely related to the turnip and mustard than actual broccoli. This annual crop can...
Rhubarb Crowns - Spring - Canadian Red
This is a pre-order item and is expected to ship from March to April. Other seeds, supplies, or kits ordered with this product will ship separately. This product only ships...
Asparagus Crowns - Sweet Purple
This is a pre-order item and is expected to ship in February to March for spring planting. Other seeds, supplies, or kits ordered with this product may ship separately. This...
Rhubarb Crowns - Spring - Valentine
This is a pre-order item and is expected to ship from March to April. Other seeds, supplies, or kits ordered with this product will ship separately. This product only ships...
Onion Seeds - Bunching - Crimson Forest
60-69 Days to maturity. Allium fistulosum. Crimson Forest Bunching Onion Seeds. Non-GMO, perennial, open-pollinated, heirloom, bunching onion. Suitable for growing in greenhouses, garden plots, raised beds, and containers. Crimson Forest...
Onion Seeds - Short - Borettana Yellow Cipollini
90-120 Days to maturity. Allium cepa. Borettana Yellow Cipollini Onion Seeds. Non-GMO, annual, perennial, open-pollinated, heirloom, cold tolerant, bulbing, short-day onion. Suitable for growing in greenhouses, garden plots, raised beds,...
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