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.
50
100
true
//store.trueleafmarket.com/cdn/shop/t/54/assets/review-fallback.json?v=33078429469613971781712858278
![Legend: H for Heirloom, O for Organic, A for AAS Winner, F for staff favorites]()
Carrot Seeds - Chantenay Red Core
65-70 days. Red Core Chantenay carrot Seeds. Daucus carota subsp. sativus. Non-GMO. Heirloom. The Chantenay Red Core carrot seeds produce blunt roots that can grow up to six inches long....
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...
Pepper - Hot - Cayenne Thick
65-85 Days to maturity (from transplant). Capsicum annuum. Cayenne Thick Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, heat-tolerant, hot pepper with hot heat levels. 30,000-50,000 Scoville Heat Units. Suitable for growing...
Clover Seeds - Medium Red
Medium Red Clover Seeds. 60-69 days to maturity. trifolium pratense. Open Pollinated, Non-GMO, Annual. Medium red clover is a short-lived perennial used to supply nitrogen. Unlike other legumes, it fixes...
Petunia Seeds - Wave Series (pelleted)
98-105 Days to maturity. Petunia x hybrida. Wave Series Petunia Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Growing Wave Series seeds this season promises to reinvigorate any stale flower bed,...
Zinnia Seeds - Magellan Series (Coated)
55-60 Days to maturity. Zinnia elegans. Magellan Series Zinnia Seeds. Non-GMO, organic, F1 hybrid, annual. Magellan Zinnia Series seeds produce tough, resilient zinnias, best suited for gardens prone to heat...
Snapdragon Seeds - Rocket Series
115-121 Days to maturity. Antirrhinum majus. Rocket Series Snapdragon Seeds. Non-GMO, Premium Quality Seeds, hybrid, annual. Rocket Series snapdragon seeds promise vibrant, dense, and award-winning blooms ideal for the garden,...
Smart Seal 5 Gallon Bucket Lids - Singles
The Handy Pantry Smart Seal Lid transforms most 5 gal bucket designs into the ideal storage container. The screw-on lid is food grade and pest-proof. Literally, hundreds of applications for...
Swiss Chard Seeds - Ruby Red - Organic
55 days. Ruby Red Swiss Chard is a beautiful addition to the garden, and a delicious addition to the kitchen. These plants grow stems up to two feet tall with...
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...
Petunia Seeds - Hulahoop Series (pelleted)
98-105 Days to maturity. Petunia x hybrida. Pelleted Hulahoop Series Petunia Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Pelleted seeds. Hulahoop Series seeds grow a dazzling, fun, and unique variation...
Beet Seed - Bulls Blood
40-52 days. The Bull's Blood beet is a variety of beet that has a higher nutritional value than others. In addition to this, Bull's Blood is often grown as an...
Verbena Seeds - Quartz XP Series
84-91 Days to maturity. Verbena x hybrida. Verbena Quartz XP Series Seeds. Non-GMO, Perennial. Verbena Quartz XP Series seeds are a classic and award-winning addition to any home or garden...
Lentil - Red (Organic) - Sprouting Seeds
2-3 Days to Harvest. Lens culinaris. Organic Red Lentil Sprouting Seeds. Organic. Non-GMO. Sprouting. High Germination. A delicious and classic substitute for any green or French lentil, non-GMO organic red...
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....
Snapdragon Seeds - Floral Showers Series
115-121 Days to maturity. Antirrhinum majus. Floral Showers Series Snapdragon Seeds. Non-GMO, Premium Quality Seeds, hybrid, annual. Floral Showers snapdragon seeds grow fragrant, nostalgic, and vibrant blooms where other flowers...
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...
Okra Seeds - Red Burgundy
Abelmoschus esculentus (80 days) Developed at Clemson University by Leon Robbins. Wow, magenta stems hold emerald green leaves that are the backdrop for intense purple pods, born from canary yellow...
Rhubarb Seeds - Victoria
Non-GMO Victoria Rhubarb Seeds are a perennial heirloom that you want to include in your garden. An open-pollinated strain, Victoria Rhubarb can be raised from seed. Juicy, large stalks are...
French Marigold Seeds - Disco Series (Coated)
56-63 Days to maturity. Tagetes patula. Disco Series French Marigold Seeds. Non-GMO, annual, open-pollinated. Disco Series French marigold seeds are an adorable, compact, and vibrant addition to grow in any...
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...
French Marigold Seeds - Bonanza Series (Coated)
56-63 Days to maturity. Tagetes patula. Bonanza Series French Marigold Seeds. Non-GMO, annual, open-pollinated. Bonanza Series French marigold seeds are brilliant, easy to grow, and renowned for their hardiness and...
Pepper Seeds - Sweet - Mini Bell Red
60-69 Days to maturity (from transplant). Capsicum annuum. Mini Bell Red Pepper Seeds. Non-GMO, annual, open-pollinated, sweet with no heat level. Suitable for growing in garden plots, raised beds, and...
Beet - Rainbow Blend - Microgreen Seeds
12 to 23 Days to Harvest. Beta vulgaris. Rainbow Blend Beet Microgreen Seeds. Non-GMO, open-pollinated, heirloom. This colorful blend combines multiple beet varieties to produce a tray of microgreens with...
Pepper Seeds - Sweet - Gypsy Hybrid
62 Days to maturity (from transplant). Capsicum annuum. Gypsy Hybrid Pepper Seeds. Non-GMO, annual, hybrid, AAS Winner, sweet-type, with no heat levels. 0 Scoville Heat Units. Suitable for growing in...
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...
Pepper Seeds - Hot - Fresno Chili
75-80 Days to maturity (from transplant). Capsicum annuum. Fresno Chili Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, high yielding, deer resistant, heat tolerant, drought tolerant, hot pepper with medium heat levels....
Crimson Clover - Organic - Microgreens Seeds
Crimson clover can be used to grow sprouts or microgreens, and is an ideal cover crop. Certified Organic. Trifolium incarnatum. Non-GMO. Sow in fall or late summer as a cover...
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,...
Pepper Seeds - Hot - Poblano Ancho
70-79 Days to maturity (from transplant). Capsicum annuum. Poblano Ancho Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, deer resistant, heat tolerant, drought tolerant, hot-type pepper with mild heat levels. 1,000 to...
Bean Seeds - Pole - Red Noodle Yard Long
50-75 Days to maturity. Vigna unguiculata subsp. sesquipedalis. Red Noodle Yard Long Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, heat-tolerant, pole, snap, Asian, specialty bean. Suitable for growing in containers, garden...
[
{
"featured_image": "files/carrot-chantenay-red-core-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_ab3cffde-de7b-4691-8817-9c5cf8c78d97.png",
"price": 299,
"handle": "carrot-chantenay-red-core",
"title": "Carrot Seeds - Chantenay Red Core",
"url": "/products/carrot-chantenay-red-core",
"available": true
},
{
"featured_image": "files/beet-chioggia-organic-comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_53906f89-058b-4899-a3dc-f0b4934c067d.jpg",
"price": 359,
"handle": "beet-chioggia-organic",
"title": "Beet Seeds - Chioggia (Organic)",
"url": "/products/beet-chioggia-organic",
"available": true
},
{
"featured_image": "files/pepper-hot-cayenne-thick-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-4-oz-sm_1.png",
"price": 299,
"handle": "pepper-hot-cayenne-thick",
"title": "Pepper - Hot - Cayenne Thick",
"url": "/products/pepper-hot-cayenne-thick",
"available": true
},
{
"featured_image": "files/Clover-Seeds-Medium-Red-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-1-lb-com_d3bd5dfb-5c2c-4947-9e84-350f157fc2e5.jpg",
"price": 345,
"handle": "clover-seeds-medium-red",
"title": "Clover Seeds - Medium Red",
"url": "/products/clover-seeds-medium-red",
"available": true
},
{
"featured_image": "files/petunia-wave-series-pelleted-flower-seed-comp.jpg",
"secondary_image": "products/petunia-wave-series-pink-seed-wm_700.jpg",
"price": 369,
"handle": "petunia-wave-series-pelleted-flower-seed",
"title": "Petunia Seeds - Wave Series (pelleted)",
"url": "/products/petunia-wave-series-pelleted-flower-seed",
"available": true
},
{
"featured_image": "files/Zinnia-Seeds-Magellan-Series-comp.jpg",
"secondary_image": "products/zinnia-magellan-ivory-flower-wm_700.jpg",
"price": 199,
"handle": "zinnia-magellan-series-flower-seed",
"title": "Zinnia Seeds - Magellan Series (Coated)",
"url": "/products/zinnia-magellan-series-flower-seed",
"available": true
},
{
"featured_image": "files/snapdragon-rocket-series-flower-seed-comp.jpg",
"secondary_image": "products/snapdragon-rocket-series-cherry-flowers-wm_700.jpg",
"price": 329,
"handle": "snapdragon-rocket-series-flower-seed",
"title": "Snapdragon Seeds - Rocket Series",
"url": "/products/snapdragon-rocket-series-flower-seed",
"available": true
},
{
"featured_image": "files/Smart-Seal-5-Gallon-Bucket-Lids-Singles-comp.jpg",
"secondary_image": "products/smart-seal-lids-group.jpg",
"price": 1364,
"handle": "smart-seal-5-gallon-bucket-lids",
"title": "Smart Seal 5 Gallon Bucket Lids - Singles",
"url": "/products/smart-seal-5-gallon-bucket-lids",
"available": true
},
{
"featured_image": "files/lettuce-seeds-heatwave-mix-comp.jpg",
"secondary_image": "products/Seed_Pouch_1_1_1_1_1_567fdc09-c212-4977-aaab-3be2b3680925.jpg",
"price": 299,
"handle": "lettuce-seeds-heatwave-mix",
"title": "Lettuce Seeds - Heatwave Mix",
"url": "/products/lettuce-seeds-heatwave-mix",
"available": false
},
{
"featured_image": "files/swiss-chard-seeds-ruby-red-organic-comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_67923db5-9ff6-42db-b679-6bd14a20627f.jpg",
"price": 359,
"handle": "swiss-chard-seeds-ruby-red-organic",
"title": "Swiss Chard Seeds - Ruby Red - Organic",
"url": "/products/swiss-chard-seeds-ruby-red-organic",
"available": true
},
{
"featured_image": "files/pepper-poblano-ancho-com-wm_1222x1222_634e8085-6586-4f92-9515-8b0ee8172d36.jpg",
"secondary_image": "products/Seed_Packet_024d76d7-5e97-41af-aa41-26a7a0b97031.jpg",
"price": 299,
"handle": "poblano-pepper",
"title": "Pepper Seeds - Hot - Poblano Ancho",
"url": "/products/poblano-pepper",
"available": false
},
{
"featured_image": "files/lettuce-romaine-cimmaron-seeds-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-1-oz-sm_1_1_377a1f0f-c539-4de5-8aef-adb7148698cf.png",
"price": 299,
"handle": "lettuce-romaine-cimmaron-seeds",
"title": "Lettuce Seeds - Romaine - Cimmaron",
"url": "/products/lettuce-romaine-cimmaron-seeds",
"available": true
},
{
"featured_image": "files/petunia-hulahoop-series-flower-seeds-Comp.jpg",
"secondary_image": "products/petunia-hulahoop-series-pelleted-burgundy-flower-wm_700.jpg",
"price": 309,
"handle": "petunia-hulahoop-series-flower-seeds",
"title": "Petunia Seeds - Hulahoop Series (pelleted)",
"url": "/products/petunia-hulahoop-series-flower-seeds",
"available": true
},
{
"featured_image": "files/beet-bulls-blood-seed-comp.jpg",
"secondary_image": "products/MVS-generic-packet_a8e385fa-3384-4ab8-bb24-e7a874a1fe37.jpg",
"price": 299,
"handle": "beet-bulls-blood-seed",
"title": "Beet Seed - Bulls Blood",
"url": "/products/beet-bulls-blood-seed",
"available": true
},
{
"featured_image": "files/verbena-quartz-xp-series-flower-seed-comp.jpg",
"secondary_image": "products/verbena-quartz-xp-series-mix-flowers-wm_700.jpg",
"price": 469,
"handle": "verbena-quartz-xp-series-flower-seed",
"title": "Verbena Seeds - Quartz XP Series",
"url": "/products/verbena-quartz-xp-series-flower-seed",
"available": true
},
{
"featured_image": "files/Red-Lentil-Organic-Sprouting-Seeds-comp.jpg",
"secondary_image": "products/16-oz-red-lentil-seed-wm_700.jpg",
"price": 996,
"handle": "red-lentils-sprouting-seed-organic",
"title": "Lentil - Red (Organic) - Sprouting Seeds",
"url": "/products/red-lentils-sprouting-seed-organic",
"available": true
},
{
"featured_image": "files/lettuce-seeds-butterhead-bronze-mignonette-Comp.jpg",
"secondary_image": "products/MVS-generic-packet_1_a006c874-aac3-40c8-8d70-4d89e70a1396.jpg",
"price": 299,
"handle": "lettuce-seeds-butterhead-bronze-mignonette",
"title": "Lettuce Seeds - Butterhead - Bronze Mignonette",
"url": "/products/lettuce-seeds-butterhead-bronze-mignonette",
"available": true
},
{
"featured_image": "files/snapdragon-floral-showers-series-flower-seed-comp.jpg",
"secondary_image": "products/snapdragon-floral-showers-series-deep-bronze-flowers-wm_700.jpg",
"price": 299,
"handle": "snapdragon-floral-showers-series-flower-seed",
"title": "Snapdragon Seeds - Floral Showers Series",
"url": "/products/snapdragon-floral-showers-series-flower-seed",
"available": true
},
{
"featured_image": "files/beet-cylindra-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_1df291c3-833e-4c66-b13e-1af9a4f8ca53.png",
"price": 299,
"handle": "beet-cylindra",
"title": "Beet Seeds - Cylindra",
"url": "/products/beet-cylindra",
"available": true
},
{
"featured_image": "files/red-burgundy-okra-comp.jpg",
"secondary_image": "products/Seed_Packet_bcb87369-c7a3-4493-bc6d-81483b1c30b4.jpg",
"price": 299,
"handle": "red-burgundy-okra",
"title": "Okra Seeds - Red Burgundy",
"url": "/products/red-burgundy-okra",
"available": true
},
{
"featured_image": "files/rhubarb-victoria-seeds-comp.jpg",
"secondary_image": "products/Seed_Pouch_1_0d6d0224-ad78-41d5-b877-ef02bc8e4596.jpg",
"price": 369,
"handle": "rhubarb-victoria-seeds",
"title": "Rhubarb Seeds - Victoria",
"url": "/products/rhubarb-victoria-seeds",
"available": true
},
{
"featured_image": "files/marigold-disco-series-flower-seeds-Comp.jpg",
"secondary_image": "products/marigold-disco-series-mix-seed-wm_700.jpg",
"price": 419,
"handle": "marigold-disco-series-flower-seeds",
"title": "French Marigold Seeds - Disco Series (Coated)",
"url": "/products/marigold-disco-series-flower-seeds",
"available": true
},
{
"featured_image": "files/Yard-Long-Bean-Red-Noodle-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_bfc851d9-9d30-48a4-8718-62d94c4aadd0.png",
"price": 399,
"handle": "yard-long-bean-red-noodle",
"title": "Bean Seeds - Pole - Red Noodle Yard Long",
"url": "/products/yard-long-bean-red-noodle",
"available": false
},
{
"featured_image": "files/Coleus-Wizard-Series-Mix-Pelleted-Comp.jpg",
"secondary_image": "files/coleus-wizard-series-flower-seeds-comp.jpg",
"price": 339,
"handle": "coleus-wizard-series-flower-seeds",
"title": "Coleus Seeds - Wizard Series (Pelleted)",
"url": "/products/coleus-wizard-series-flower-seeds",
"available": true
},
{
"featured_image": "files/marigold-bonanza-series-flower-seeds-Comp.jpg",
"secondary_image": "products/marigold-bonanza-series-flame-flower-wm_700.jpg",
"price": 419,
"handle": "marigold-bonanza-series-flower-seeds",
"title": "French Marigold Seeds - Bonanza Series (Coated)",
"url": "/products/marigold-bonanza-series-flower-seeds",
"available": true
},
{
"featured_image": "files/pepper-sweet-mini-bell-red-seeds-comp.jpg",
"secondary_image": "products/Seed_Pouch_1_ae1d04a6-25c5-448e-b761-21771470d370.jpg",
"price": 199,
"handle": "pepper-sweet-mini-bell-red-seeds",
"title": "Pepper Seeds - Sweet - Mini Bell Red",
"url": "/products/pepper-sweet-mini-bell-red-seeds",
"available": true
},
{
"featured_image": "files/Beet_Rainbow_Blend_Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_89223a01-d3ba-4390-b07d-edcaeb9414d8.png",
"price": 806,
"handle": "beet-seeds-rainbow-blend",
"title": "Beet - Rainbow Blend - Microgreen Seeds",
"url": "/products/beet-seeds-rainbow-blend",
"available": true
},
{
"featured_image": "files/pepper-sweet-gypsy-hybrid-seeds-comp.jpg",
"secondary_image": "products/Seed_Pouch_1_24657420-7c4c-471f-a9c3-35925f8e5446.jpg",
"price": 369,
"handle": "pepper-sweet-gypsy-hybrid-seeds",
"title": "Pepper Seeds - Sweet - Gypsy Hybrid",
"url": "/products/pepper-sweet-gypsy-hybrid-seeds",
"available": true
},
{
"featured_image": "files/mustard-red-giant-organic-seeds-Comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_4d2915a2-118c-42da-81f9-2e831b92862f.jpg",
"price": 359,
"handle": "mustard-red-giant-organic-seeds",
"title": "Mustard Seeds - Red Giant (Organic)",
"url": "/products/mustard-red-giant-organic-seeds",
"available": true
},
{
"featured_image": "files/Mustard-Mizuna-Red-Leaf-Microgreens-Seeds-Comp.jpg",
"secondary_image": "products/1674509627_CopyofKItazawa-WM-Green_600x600px_42_5243e54b-8dd2-4611-9cf4-3250a331a9c2.jpg",
"price": 832,
"handle": "mustard-mizuna-red-leaf-microgreens-seeds",
"title": "Mustard - Mizuna Red Leaf - Microgreens Seeds",
"url": "/products/mustard-mizuna-red-leaf-microgreens-seeds",
"available": true
},
{
"featured_image": "files/pepper-seeds-hot-fresno-chili-comp.jpg",
"secondary_image": "products/MVS-generic-packet_1_199519bc-b072-4421-a40c-fda0b07eceba.jpg",
"price": 299,
"handle": "pepper-seeds-hot-fresno-chili",
"title": "Pepper Seeds - Hot - Fresno Chili",
"url": "/products/pepper-seeds-hot-fresno-chili",
"available": true
},
{
"featured_image": "files/Crimson-Clover-Organic-Microgreens-Seeds-comp.jpg",
"secondary_image": "files/1678470678_CopyofSustainable-WM-Black_600x600px_84_9f073756-3d63-44b7-8781-16688df4355f.jpg",
"price": 553,
"handle": "crimson-clover-organic-microgreens-seeds",
"title": "Crimson Clover - Organic - Microgreens Seeds",
"url": "/products/crimson-clover-organic-microgreens-seeds",
"available": true
}
]
