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]()
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...
Cauliflower Seeds - Cheddar Hybrid
70-75 days. This beautiful orange cauliflower boasts uniform, smooth, firm heads. Leave heads untied for maximum color intensity. Roasting enhances the flavor of cheddar cauliflower. In warm growing areas, plant...
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 - 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...
Cosmos Seeds - Bright Lights
56-63 days. Bright Lights cosmos seeds grow a playful, robust, and familiar annual sown among sunflowers and wildflowers. Bright Lights seeds grow hardy, drought tolerant cosmos shrubs as high as...
Petunia Seeds - Prism Sunshine (pelleted)
98-105 Days to maturity. Petunia x hybrida. Prism Sunshine Petunia Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Prism Sunshine petunia seeds are a gorgeous and award-winning compliment to any home...
Sunflower Seeds - Italian White
90-110 Days to maturity. Helianthus debilis. Italian White Sunflower Seeds: Non-GMO. Open Pollinated. Ornamental. Annual. Heirloom. Italian White sunflower seeds grow some of summer's most elegant, classic, and vigorous blooms....
Calendula Seeds - Bon Bon Series
91-98 Days to maturity. Calendula officinalis. Bon Bon Series Calendula Seeds. Non-GMO, Ornamental, Annual. Bon Bon Series seeds grow one of the most celebrated, lush, and brilliant blooms of any...
Pepper Seeds - Sweet - Sunbright
75 Days to maturity (from transplant). Capsicum annuum. Sunbright Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, sweet pepper with no heat. 0 Scoville Heat Units. Suitable for growing in garden plots,...
Pepper Seeds - Hot - Hungarian Yellow Wax
58 to 85 Days to maturity (from transplant). Capsicum annuum. Pepper, Hot - Hungarian Hot Wax - Organic Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, deer resistant, heat tolerant, drought tolerant,...
French Marigold Seeds - Janie Series
56-63 Days to maturity. Tagetes patula. Janie Series Marigold Seeds. Non-GMO, annual, open-pollinated. Growing Janie Series Marigold seeds this season is an effortless and award-winning way to dash some summer...
Pepper Seeds - Sweet - Sweet Pickle
75 Days to maturity (from transplant). Capsicum annuum. Sweet Pickle Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, sweet pepper with no heat. 0 Scoville Heat Units. Suitable for growing in containers,...
Yellow Soybeans (Organic) - Bulk Grains & Foods
Used for centuries in Eastern Asia as a food source and for its medicinal properties, these Organically grown soybeans are a fabulous source of plant protein. Soybean sprouts are incredibly...
Nasturtium Seeds - Empress of India
Empress of India Nasturtium Flower Seeds. Edible Flowers. Annual Flower. Mix with a salad of baby greens or use as a garnish. The dark leaves set off the dazzling, long-spurred...
Celosia Seeds - Plumed - Castle Series
70-85 Days to maturity. Celosia plumosa. Castle Series Plumed Celosia Flower Seeds. Non-GMO, Annual flower. These classic Plumed Celosias are high performers throughout the summer, boasting densely packed and vibrantly...
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 - Mini Belle Mix
60-69 Days to maturity (from transplant). Capsicum annuum. Mini Belle Mix Pepper Seeds. Non-GMO, annual, open-pollinated, sweet pepper with no heat levels. 0 Scoville Heat Units. Suitable for growing in...
Bean Seeds - Bush - Gold Rush Wax
50-65 Days to maturity. Phaseolus vulgaris.Wax Gold Rush Bush Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, AAS winner, bush, snap, wax bean. Suitable for growing in containers, garden plots, raised beds,...
Snapdragon Seeds - Sonnet Series
115-121 Days to maturity. Antirrhinum majus. Sonnet Series Snapdragon Seeds. Non-GMO, Premium Quality Seeds, hybrid, annual. Sonnet Series snapdragon seeds grow a fragrant, classic, and authentic touch of the Mediterranean...
Marigold (Signata) Seeds - Gem Series
63-77 days. Gem Series signata seeds promise a stunning and exotic twist to the traditional marigold popularly grown in the United States. Gem Series seeds grow tidy 9-12" dwarfed mounds...
Alyssum Seeds - Basket of Gold
56-63 Days to maturity. Aurinia saxatilis syn. Alyssum saxatile. Basket of Gold Alyssum seeds. Non-GMO, Open-Pollinated, Perennial. Basket of Gold Alyssum flower seeds promise some of the most tolerant and...
Pansy Seeds - Cool Wave Series
91-98 Days to maturity. Viola x wittrockiana. Cool Wave Series Pansy Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Cool Wave Series seeds grow easily into a trailing/spreading version of the...
Sunflower Seeds - Mexican
Tithonia rotundifolia Mexican sunflower is a showy, drought tolerant, annual that makes an excellent cut flower. The bright red-orange flowers measure 2-3 inches across, against velvety dark green leaves. Mexican...
Pepper Seeds - Hot - Santa Fe Grande
80-89 Days to maturity (from transplant). Capsicum annuum. Santa Fe Grande Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, high yielding, deer resistant, heat tolerant, drought tolerant, hot-type pepper with mild heat...
Yellow Pea - Organic - Sprouting Seeds
2-4 Days. Pisum sativum. Sprouting. High Germination. Organic. A popular variation to the traditional green pea, Organic yellow pea sprouting seeds offer a bright and colorful substitution. Non-GMO Organic yellow...
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...
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...
Broccoli Seeds - Romanesco
75-100 Days to maturity. Brassica oleracea. Romanesco Broccoli Seeds. Non-GMO, annual, heirloom. The spiky heads of Romanesco Broccoli grow in an unusual fractal formation. Its Fibonacci-looking spirals create beautiful patterns...
[
{
"featured_image": "files/purslane-seeds-golden-Comp.jpg",
"secondary_image": "products/SeedPouch_3dfa9f20-abba-414a-a0b2-a12999069951.jpg",
"price": 299,
"handle": "purslane-seeds-golden",
"title": "Purslane Seeds - Golden",
"url": "/products/purslane-seeds-golden",
"available": false
},
{
"featured_image": "files/viola-johnny-jump-up-flower-seed-comp.jpg",
"secondary_image": "products/SeedPouch_c3d50a72-7e58-47a2-84d8-7492dda88e1c.jpg",
"price": 299,
"handle": "viola-johnny-jump-up-flower-seed",
"title": "Viola Seeds - Johnny Jump Up",
"url": "/products/viola-johnny-jump-up-flower-seed",
"available": true
},
{
"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/cauliflower-cheddar-hybrid-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_b0008d1d-306b-4b99-afa9-7d36de059c8b.png",
"price": 519,
"handle": "cauliflower-cheddar-hybrid",
"title": "Cauliflower Seeds - Cheddar Hybrid",
"url": "/products/cauliflower-cheddar-hybrid",
"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-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/cosmos-bright-lights-flower-seeds-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_60a5ccdf-9c53-447d-aa22-befeecdfc8e7.png",
"price": 299,
"handle": "cosmos-bright-lights-flower-seeds",
"title": "Cosmos Seeds - Bright Lights",
"url": "/products/cosmos-bright-lights-flower-seeds",
"available": true
},
{
"featured_image": "files/1747759826_petunia_prism_sunshine_pelleted_comp_6a8432dc-0766-4aaa-bd78-559dc87cfd8b.jpg",
"secondary_image": "files/petunia-prism-sunshine-pelleted-flower-seeds-comp.jpg",
"price": 299,
"handle": "petunia-prism-sunshine-pelleted-flower-seeds",
"title": "Petunia Seeds - Prism Sunshine (pelleted)",
"url": "/products/petunia-prism-sunshine-pelleted-flower-seeds",
"available": true
},
{
"featured_image": "files/sunflower-italian-white-flower-seed-comp.jpg",
"secondary_image": "products/Seed_Pouch_1_1_1_1_936a3d91-a0df-410c-bc5c-4ec54d1f2229.jpg",
"price": 299,
"handle": "sunflower-italian-white-flower-seed",
"title": "Sunflower Seeds - Italian White",
"url": "/products/sunflower-italian-white-flower-seed",
"available": true
},
{
"featured_image": "files/calendula-bon-bon-series-flower-seeds-Comp.jpg",
"secondary_image": "products/calendula-bon-bon-series-seed-wm_700.jpg",
"price": 309,
"handle": "calendula-bon-bon-series-flower-seeds",
"title": "Calendula Seeds - Bon Bon Series",
"url": "/products/calendula-bon-bon-series-flower-seeds",
"available": true
},
{
"featured_image": "files/pepper-sweet-sunbright-seeds-comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_681ac715-b726-4805-8e3f-ee1a2fc1e7d9.jpg",
"price": 299,
"handle": "pepper-sweet-sunbright-seeds",
"title": "Pepper Seeds - Sweet - Sunbright",
"url": "/products/pepper-sweet-sunbright-seeds",
"available": true
},
{
"featured_image": "files/pepper-hot-hungarian-yellow-wax-hot-seeds-comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_364d5c17-6ab4-49a4-add0-6610655c20b6.jpg",
"price": 199,
"handle": "pepper-hot-hungarian-yellow-wax-hot-seeds",
"title": "Pepper Seeds - Hot - Hungarian Yellow Wax",
"url": "/products/pepper-hot-hungarian-yellow-wax-hot-seeds",
"available": true
},
{
"featured_image": "files/marigold-janie-series-bright-yellow-flower-seeds-Comp.jpg",
"secondary_image": "products/marigold-janie-deep-orange-flower-wm_700.jpg",
"price": 299,
"handle": "marigold-janie-series-bright-yellow-flower-seeds",
"title": "French Marigold Seeds - Janie Series",
"url": "/products/marigold-janie-series-bright-yellow-flower-seeds",
"available": true
},
{
"featured_image": "files/sweet-pickle-pepper-comp.jpg",
"secondary_image": "products/Seed_Packet_6b349e13-1323-41a1-986c-1597b036a723.jpg",
"price": 389,
"handle": "sweet-pickle-pepper",
"title": "Pepper Seeds - Sweet - Sweet Pickle",
"url": "/products/sweet-pickle-pepper",
"available": true
},
{
"featured_image": "files/Yellow-Soybeans-Organic-Bulk-Grains-Foods-comp.jpg",
"secondary_image": "products/MVS-organic-generic-packet_6b03d719-6459-48a8-805a-10bef36db5d8.jpg",
"price": 359,
"handle": "yellow-soybeans-organic-bulk-grains-foods",
"title": "Yellow Soybeans (Organic) - Bulk Grains & Foods",
"url": "/products/yellow-soybeans-organic-bulk-grains-foods",
"available": true
},
{
"featured_image": "files/nasturtium-seeds-empress-of-india-1-comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_0f0ab54a-43ea-4601-8ec4-955e38ebe2b9.jpg",
"price": 299,
"handle": "nasturtium-seeds-empress-of-india-1",
"title": "Nasturtium Seeds - Empress of India",
"url": "/products/nasturtium-seeds-empress-of-india-1",
"available": true
},
{
"featured_image": "files/celosia-plumed-castle-series-flower-seeds-Comp.jpg",
"secondary_image": "products/celosia-plumed-castle-series-yellow-seed-wm_700.jpg",
"price": 299,
"handle": "celosia-plumed-castle-series-flower-seeds",
"title": "Celosia Seeds - Plumed - Castle Series",
"url": "/products/celosia-plumed-castle-series-flower-seeds",
"available": true
},
{
"featured_image": "files/marigold-seeds-nematode-control-comp.jpg",
"secondary_image": "files/Flower_1lb_883b98ab-9dbf-4319-8548-df3bd87450e3.jpg",
"price": 299,
"handle": "marigold-seeds-nematode-control",
"title": "Marigold Seeds - Nematode Control",
"url": "/products/marigold-seeds-nematode-control",
"available": true
},
{
"featured_image": "files/garbanzo-bean-seeds-organic-comp.jpg",
"secondary_image": "products/seeds-organic-garbanzo-sprouting-seeds-macro-shot-of-garbanzo-sprouting-seed-com-wm.jpg",
"price": 517,
"handle": "garbanzo-bean-seeds-organic",
"title": "Bean Seeds - Bush - Garbanzo (Organic)",
"url": "/products/garbanzo-bean-seeds-organic",
"available": false
},
{
"featured_image": "products/pepper-sweet-mini-belle-mix-conventional-l-com-wm.jpg",
"secondary_image": "products/MVS-generic-packet-com_997c02a7-8199-4aa2-8f07-89c5e567dbdb.jpg",
"price": 299,
"handle": "pepper-seeds-sweet-mini-belle-mix",
"title": "Pepper Seeds - Sweet - Mini Belle Mix",
"url": "/products/pepper-seeds-sweet-mini-belle-mix",
"available": true
},
{
"featured_image": "files/bean-gold-rush-wax-seed-Comp.jpg",
"secondary_image": "products/MVS-generic-packet_3d2eb28b-cdbc-447a-bd94-72a10755e5b7.jpg",
"price": 299,
"handle": "bean-gold-rush-wax-seed",
"title": "Bean Seeds - Bush - Gold Rush Wax",
"url": "/products/bean-gold-rush-wax-seed",
"available": true
},
{
"featured_image": "files/No-Till-Pollinator-Friendly-Cover-Crop-Mix-Organic-comp.jpg",
"secondary_image": "files/Organic-Cover-Crop-Pollinator-Friendly-Mix_fa186357-080d-4127-adda-24a781b1ccf8.jpg",
"price": 641,
"handle": "no-till-pollinator-friendly-cover-crop-mix-organic",
"title": "No-Till Pollinator Friendly Cover Crop Mix (Organic)",
"url": "/products/no-till-pollinator-friendly-cover-crop-mix-organic",
"available": true
},
{
"featured_image": "files/snapdragon-sonnet-series-flower-seed-Comp.jpg",
"secondary_image": "products/snapdragon-sonnet-series-carmine-flower-wm_700.jpg",
"price": 299,
"handle": "snapdragon-sonnet-series-flower-seed",
"title": "Snapdragon Seeds - Sonnet Series",
"url": "/products/snapdragon-sonnet-series-flower-seed",
"available": true
},
{
"featured_image": "files/marigold-signata-gem-series-flower-seeds-Comp.jpg",
"secondary_image": "products/marigold-gem-series-lemon-seed-wm_700.jpg",
"price": 369,
"handle": "marigold-signata-gem-series-flower-seeds",
"title": "Marigold (Signata) Seeds - Gem Series",
"url": "/products/marigold-signata-gem-series-flower-seeds",
"available": true
},
{
"featured_image": "files/1710431224_Onion-Spanish-Yellow-1-comp_416b678c-f056-4923-990c-a1d2467ba286.jpg",
"secondary_image": "files/onion-sets-spanish-yellow-comp_1.jpg",
"price": 648,
"handle": "onion-sets-spanish-yellow",
"title": "Onion Sets - Spanish Yellow",
"url": "/products/onion-sets-spanish-yellow",
"available": false
},
{
"featured_image": "files/alyssum-basket-of-gold-flower-seeds-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-1-oz-sm_623dd2d3-2bf1-426b-a084-d2c2340161b0.png",
"price": 299,
"handle": "alyssum-basket-of-gold-flower-seeds",
"title": "Alyssum Seeds - Basket of Gold",
"url": "/products/alyssum-basket-of-gold-flower-seeds",
"available": true
},
{
"featured_image": "products/pansy-cool-wave-series-mix-flower-wm_700.jpg",
"secondary_image": "files/1776800410_pansy_cool_wave_series_violet_wing_person_comp_cacddd83-c443-4026-a500-116a9a7008a7.jpg",
"price": 489,
"handle": "pansy-cool-wave-series-frost-flower-seed",
"title": "Pansy Seeds - Cool Wave Series",
"url": "/products/pansy-cool-wave-series-frost-flower-seed",
"available": true
},
{
"featured_image": "products/mexican-sunflower-com-wm.jpg",
"secondary_image": "products/Seed_Packet_356d33cb-847a-486a-99d9-8ce9da1ac128.jpg",
"price": 399,
"handle": "mexican-sunflower-seed",
"title": "Sunflower Seeds - Mexican",
"url": "/products/mexican-sunflower-seed",
"available": true
},
{
"featured_image": "files/onion-utah-yellow-sweet-spanish-microgreens-seeds-comp.jpg",
"secondary_image": "products/onion-utah-sweet-seeds-wm_700.jpg",
"price": 1001,
"handle": "onion-utah-yellow-sweet-spanish-microgreens-seeds",
"title": "Onion - Utah Yellow Sweet Spanish - Microgreens Seeds",
"url": "/products/onion-utah-yellow-sweet-spanish-microgreens-seeds",
"available": false
},
{
"featured_image": "files/pepper-hot-santa-fe-grande-seeds-comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_8a04ea4d-927d-4e57-88f2-a4c5747e026c.jpg",
"price": 199,
"handle": "pepper-hot-santa-fe-grande-seeds",
"title": "Pepper Seeds - Hot - Santa Fe Grande",
"url": "/products/pepper-hot-santa-fe-grande-seeds",
"available": true
},
{
"featured_image": "files/pea-seeds-yellow-sprouting-organic-sprouting-seeds-comp.jpg",
"secondary_image": "products/1676396743_CopyofSustainable-WM-Black_600x600px_81.jpg",
"price": 359,
"handle": "pea-seeds-yellow-sprouting-organic-sprouting-seeds",
"title": "Yellow Pea - Organic - Sprouting Seeds",
"url": "/products/pea-seeds-yellow-sprouting-organic-sprouting-seeds",
"available": true
},
{
"featured_image": "files/brocolli-romanesco-com-wm_1222x1222_71c18cd4-8524-4304-890b-1d63ae997d19.jpg",
"secondary_image": "products/Seed_Packet_b337d93d-4437-4145-bcc5-d87e7bde76f8.jpg",
"price": 299,
"handle": "romanesco-broccoli",
"title": "Broccoli Seeds - Romanesco",
"url": "/products/romanesco-broccoli",
"available": false
}
]
