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]()
Cabbage Seeds - Savoy Perfection
90 days. The Savoy Perfection cabbage is a unique variety that doesn't produce the sulfur-like smell that other varieties of cabbage do when they are cooked. It is a hardy...
Lettuce Seeds - Leaf - Oakleaf
Non-GMO Oakleaf lettuce is ready 55-65 days. Utah State University recommends this lettuce strain. The Oakleaf can tolerate colder temperatures. The leaves of the Oakleaf have a mildly sweet flavor,...
Lettuce Seeds - Leaf - Salad Bowl Green
45-50 days. An AAS winner, these non-GMO Salad Bowl Green seeds grow into green leaves of lettuce that are ready to harvest in 45 to 50 days. The Salad Bowl...
Cabbage Seeds - Early Round Dutch
Brassica oleracea (75 days) Also called "Round Dutch Cabbage" Early round Dutch has solid uniform, oval heads that weigh 2-5 lbs. Small, short-stemmed, short core, good wrapper leaves and slow...
Lettuce Seeds - Leaf - Grand Rapids
50-60 days. These non-GMO Grand Rapids lettuce seeds grow into large green leaves that are resistant to tip burn. Grand Rapids Lettuce is ready to harvest in 55 days. The...
Lettuce Seeds - Super Red Romaine
Lactuca sativa (40 days) Super Red Romaine Lettuce has long crunchy spoon shaped leaves that start green and turn to an intense red. Very intense colored romaine that is highly...
Mixed Greens Seeds - Mesclun Mix - Organic
A succulent blend of gourmet greens that will satisfy your pallet and is extremely healthy. This mesclun blend is the type normally served in fine restaurants, but you can grow...
Mini Pet Grass Kit
Give your cat or dog the treat of sweet green wheat grass that they crave! Giving them this nutritious green wheatgrass treat will not only make them happy but will...
Cabbage Seeds - Golden Acre (Organic)
65 Days to maturity. Brassica oleracea var. capitata. Organic Golden Acre Cabbage Seeds. Non-GMO, annual, organic, open-pollinated, heirloom cabbage seeds. Suitable for growing in fields, containers, garden plots, raised beds,...
Beet Seeds - Golden - Organic
(58 days) aka Golden Detroit Golden beet made its debut in 1970. If you are annoyed with those pesky red beets "bleeding" all over your counters, then this is the...
Spinach Seeds - America
America Spinach Seeds. 43 to 55 Days. Non-GMO, Open Pollinated, Heirloom. Spinacia oleracea. AKA: American, America Long Standing. The America Spinach variety is tolerant of heat and drought and is...
Begonia Seeds - Fibrous - Cocktail Series (Pelleted)
105-112 Days to maturity. Begonia x semperflorens. Cocktail Series Fibrous Begonia Seeds. Non-GMO, hybrid, annual flower. Cocktail Series seeds easily grow classic and tidy begonias bursting with timeless - inch...
Mustard - Farmer's Favorite Cover Crop Mix
35-45 Days to maturity. Brassica juncea. Farmer's Favorite Mustard Cover Crop Mix Seeds. Non-GMO, Open Pollinated, Annual. This is a blend of several mustards that work well together to provide...
Cabbage Seeds - All Seasons Cabbage
Brassica oleracea var. capitata (87days) (Also known as "The Vandergaw" and "Novelty") A good mid-season cabbage for those regions with a moderate to warm summer. All seasons cabbage is heat...
Beet Seeds - Chioggia (Organic)
55 Days. Beta vulgaris. Organic. Open-pollinated. Pronounced "key-oh-jah" after the small Venetian villa town, non-GMO Chioggia beet seeds are a classic Italian garden heirloom grown and sold throughout the Mediterranean...
Nasturtium Seeds - Alaska Gold Dwarf
(Tropaeolum majus nanum) Nasturtium is very colorful and easy to grow, making it a great annual ground cover. Deep yellow blooms play across the variegated foliage like gold in a...
Lettuce Seeds - Romaine - Cimmaron
65 days. This charming heirloom romaine produces a 10 to 12 inch, deep-red head with good flavor and a crisp tender texture. Virtually impervious to bolting. These non-GMO Cimarron seeds...
Malabar Spinach Seeds - Big Round Leaf
Malabar Spinach Seeds - Big Round Leaf. Heirloom, Basella alba. 50-60 days. Warm season annual. Non GMO. Open pollinated. This is a green big leaf variety. Leaves are thick. Slow...
Lettuce Seeds - Butterhead - Bronze Mignonette
Non-GMO Bronze Mignonette Butterhead Lettuce is tolerant of warm temperatures making it perfect for southern gardens. Mignonette is known for bronze streaks on medium green leaves and is very beautiful....
Clover Trio Cover Crop Seed Mix
Variable Days to termination. Clover Trio Cover Crop Seeds. Non-GMO, perennial. This trio of clover is a fantastic choice for attracting pollinators, generating nitrogen, and improving soil tilth. The combination...
Spinach Seeds - Viroflay
Non-GMO, Heirloom Viroflay Spinach Vegetable Garden Seed from True Leaf Market. Spinacia oleracea. Viroflay Spinach Seeds originate from France around the 17th century and have been cultivated in Paris. The...
Lettuce Seeds - Little Gem - Organic
Lactuca sativa . (50 days) Little Gem lettuce is a tiny single serving size lettuce with rich dark green Organic leaves and a sweet, buttery flavor. Non-astringent flavor makes them...
Beet Seeds - Cylindra
55 days. The Cylindra beet is a variety of beet that originated in Denmark. Their long, cylindrical shape makes them ideal for anyone who wants a larger yield of beets...
Spinach Seeds - Green Vines Supreme Malabar
60 days. Basella alba. Green Vines Supreme Malabar Spinach Seeds. Non-GMO, warm-season annual/perennial, heirloom, open-pollinated. This crop is suitable for trellised garden plots, raised beds, and large containers. This spinach...
Viola Seeds - Johnny Jump Up
65-80 Days to maturity. Viola tricolor. Johnny Jump Up Viola Seeds. Non-GMO, open-pollinated, Premium Quality Seeds, perennial. Johnny Jump Up viola seeds are a vibrant and compact addition to your...
Coleus Seeds - Wizard Series (Pelleted)
84-91 Days to maturity. Plectranthus scutellarioides’Wizard Series’. Coleus Wizard Series Seeds. Non-GMO, Annual. Wizard Series coleus seeds are a simple, compact, yet spectacular Asian showstopper perfect for many diverse gardens...
Digitalis (Foxglove) Seeds - Mixed Color
2nd-year maturity. Digitalis purpurea. Digitalis Mixed Color Seeds. Non-GMO, Perennial. Mixed Color foxglove seeds grow classic and delicate blooms where other flowers would wither. Mixed Color seeds deliver compact 12-18"...
Mustard Seeds - Red Giant (Organic)
48 days. Non-GMO, Heirloom Organic Red Giant Mustard Herb Garden Seed from True Leaf Market. Brassica juncea. In general, mustard is an ideal garden plant to grow near herbs. As...
Spinach Seeds - Red Malabar
70 days. Basella rubra. Red Malabar Spinach Seeds. Non-GMO, warm-season annual, heirloom, open-pollinated. This crop is suitable for trellised garden plots, raised beds, and large containers. Red Malabar is a...
Lettuce Seeds - Heatwave Mix
45-60 days. Non-GMO. Heirloom. Heatwave Lettuce Seed Mix. Lactuca. The Heatwave Lettuce Mix lettuces that thrive in the heat and remain productive. Our choice "slow-bolt" varieties feature Grand Rapids, Prizehead,...
Purslane Seeds - Golden
35 days. Purslane Golden is one terrific green! Super healthy, it is loaded with Omega 3- more than any other leafy vegetable, more than many fish oil, and has a...
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