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]()
Sweet Protein Mix - Organic - Sprouting Seeds
Organic Sweet Protein Mix features three of the quickest, healthiest, and most delicious sprouting seeds available. Fava bean, mung bean, and pea are all large legumes ready to eat in...
Cress Seeds - Watercress (Organic)
50-60 Days to maturity. Nasturtium officinale. Organic True Watercress Seeds. Non-GMO, semiaquatic perennial, heirloom. True Watercress is a delightful crop with numerous uses. This easy-to-grow herb is quick to mature...
Arugula Seeds - Rocket (Roquette)
40-50 Days to maturity. Eruca vesicaria ssp. sativa ’Rocket’. Rocket (Roquette) Arugula Seeds. Non-GMO, warm weather heirloom annual. Arugula is a nutrient-dense Mediterranean leafy green that has been cultivated in...
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...
Tobacco Seeds - Cigar Collection
The Cigar Seed Collection boasts a diverse assortment of three of the most popular tobacco varieties native to both the Caribbean and the famous Connecticut River Valley. Cuban Criollo 98...
Compact Emergency Bug Out Bag - 19 Pack
Non-GMO Bug Out Bag Survival Garden Vegetable & Herb Seeds. Compact Collection of 19 Heirloom Seed Varieties for Emergency Seed Vault. A compact and more economical version of the full...
The True Leaf Market Vegetable Growing Guide
Get the True Leaf Market Vegetable Planting Guide! The PDF version is free, just click below to download, or purchase the print booklet with FREE shipping. In this booklet, you'll...
Lavender Seeds - Hidcote Blue
100+ Days to maturity. Lavandula angustifolia. Hidcote Blue Lavender Seeds. Non-GMO, perennial, open-pollinated. Suitable for growing in fields, containers, garden plots, and raised beds. Experience the classic beauty and sweet...
Celery Microgreens Seeds
Celery Microgreens. Apium graveolens. 21-28 days. Microgreens. Non-GMO. Celery microgreens are a fast, fun way to get the savory and crisp flavor of celery in only a few days rather...
Fenugreek Seeds
Non-GMO, Open Pollinated. Heirloom Fenugreek Herb Garden Seed from True Leaf Market. Trigonella foenum-graecum. Fenugreek is a warm fast-maturing annual that's been used as an incense dating back to Ancient...
Seed Assortment - Flower Garden
The Flower Garden Seed Assortment is a collection of our loveliest, most popular, and easy-to-grow flower seeds for planting. Explore your creativity with a wide selection of flower colors and...
Sorghum Seeds - Rox Orange Syrup Cane
Rox Orange Syrup Cane. Sorghum. Sorghum bicolor. 70-80 days. Open Pollinated. Heirloom. Non-GMO. AKA: Broom Corn. Though technically a variety of grass, Rox Orange Syrup sorghum grows a dramatic and...
Rutabaga Seeds - Laurentian
90-95 days. Non-GMO. Heirloom. Laurentian Rutabaga Seeds from True Leaf Market produce deep purple and creamy yellow rutabagas weighing up to 1 lb. The smooth, uniform roots are typically between...
Lavender Seeds - Munstead
126-140 Days to maturity. Lavender angustifolia. Munstead Lavender Seeds. Heirloom, Non-GMO, Open Pollinated. Perennial. A fragrant robust lavender that, due to its short size and tightly held blooms (about 8...
Marigold Seeds - Nematode Control
60-70 Days to maturity. Tagetes patula. Nematode Control Marigold Seeds. Non-GMO, annual, open-pollinated. This drought-tolerant and deer-resistant marigold is an outstanding tool in any gardener’s tool belt. As a specially...
Pepper Seeds - Sweet - Shishito (Organic)
60-80 Days to maturity. Capsicum annuum var. grossum. Organic Shishito Sweet Pepper Seeds. Non-GMO, heirloom, open-pollinated, organic, cool weather annual. This thin-skinned and sweet pepper is popular in Asian market....
Superfood Mix - Microgreens Seeds (Organic)
5-7 Days to maturity. See the attributes table below for Latin names. Organic Superfood Microgreens Mix Seeds. These nutrient-packed organic greens bring an array of flavors to your plate. From...
Perlite Soil Amendment
Pure horticultural grade perlite. Granule size about one-eighth of an inch. Perlite is made from all-natural volcanic rock that is heated under pressure until it explodes like popcorn, leaving a...
Oats and Peas Cover Crop Seed Mix
50-70 Days to termination. Oat and Peas Cover Crop Mix Seeds. Non-GMO, annual, winter-killing, no-till, forage-friendly. Plant as a spring, summer, or fall cover crop to restore vital nutrients and...
Radish - Champion - Microgreens Seeds
6 to 11 days. A tasty microgreens with vibrant pink stems and deep earthy-green leafy tops. Champion is an unexpected radish microgreen gem. Select a Different Use for This Seed:...
Fenugreek Seeds - Microgreens
Fenugreek seeds. 30 Days. Annual, Open Pollinated. Trigonella foenum-graecum. Fenugreek can be used grown as a mature herb or microgreen. Fenugreek seeds are popularly used in spice mixes and teas....
Spinach Seeds - Winter Giant
50 days. Spinacia oleracea. Winter Giant Spinach Seeds. Non-GMO, annual, heirloom, open-pollinated. This crop is suitable for garden plots, raised beds, and containers. Winter Giant is a very cold-hardy spinach...
Wildflower Seeds - Monarch Butterfly Mix
Monarch Butterfly Mix. Garden Flower Mix. 13 Varieties of Assorted Flower Seeds. Ornamental. Heirloom. Non GMO. Assorted mix of 13 varieties of wildflowers including Butterfly Milkweed, Aster, Purple Coneflower, Rocket...
Sprouting Kit - Fully Raw's 12 Best Sprouts
Fully Raw’s 12 Best Organic Sprouts Collection offers 12 delicious, nutritious, easy, and colorful organic sprouting seeds that you can use for any healthy meal. This selection is perfect for...
Parsley Seeds - Italian Giant
70-80 Days to maturity. Petroselinum crispum. Italian Giant Parsley Seeds. Non-GMO, annual, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. Italian Giant parsley brings...
Bean Seeds - Bush - Garbanzo (Organic)
100 Days to maturity. Cicer arietinum. Organic Garbanzo Bean Seeds. Non-GMO, annual, organic open-pollinated, heirloom, bush, shell, specialty, sprouting bean. Suitable for growing in containers, garden plots, raised beds, and...
Onion Sets - Spanish Yellow
100 Sets This is a pre-order item and is expected to ship in March to April for spring planting. Other seeds, supplies, or kits ordered with this product may ship...
Wheat Seeds - Hard White
Hard White Wheat. Grain Seeds. Annual. Non-GMO. High Germination. Triticum aestivum. Like many cereal grains. Harvested in the summer as a 48-60 inch tall wheat crop. Suitable for fall or...
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