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]()
Anise Seeds
Non-GMO, Open-pollinated, Heirloom Anise Herb Seeds from True Leaf Market®. Pimpinella anisum is native to the Mediterranean and Southeast Asia regions. The Anise herb and seeds, known as Aniseed, have...
French Marigold Seeds - Durango Series (Coated)
56-63 Days to maturity. Tagetes patula. Durango Series French Marigold Seeds. Non-GMO, annual, open-pollinated. Durango Series French marigold seeds are an adorable, compact, and vibrant addition to grow in any...
Wildflower Seeds - Bee Mix
50-365 Days to maturity. Bee Friendly Wildflower Seeds Mix. A non-GMO mix of annuals and perennial bee-friendly wildflowers for zones 3-9. The Bee Friendly Wildflower Mix grows some of the...
Impatiens Seeds - Accent Series
70-77 Days to maturity. Impatiens walleriana. Accent Series Impatiens Seeds. Non-GMO, hybrid, annual. Premium Quality Seeds. Accent Series seeds deliver the country's most popularly grown and undisputed summertime bloom. Impatiens...
Dahlia Seeds - Figaro Series (Coated)
84-91 Days to maturity. Dahlia pinnata. Dahlia Figaro Series Seeds. Premium, Non-GMO, Annual or Perennial. Figaro Series dahlias are a simple way to grow classic southwestern color in your home,...
Wildflower Seeds - Hummingbird and Butterfly
Grow a beautiful, colorful wildflower garden with our National Hummingbird & Butterfly Seed Collection. This wildflower blend grows a season-long charm that lives up to its name attracting hummingbirds, butterflies,...
French Marigold Seeds - Petite Mixture
56-63 Days to maturity. Tagetes patula. Petite Mixture French Marigold Seeds. Non-GMO, annual, open-pollinated. Petite Mixture French marigold seeds are an adorable, compact, and vibrant addition to grow in any...
Nasturtium Seeds - Alaska
54-63 Days to maturity. Tropaeolum majus. Nasturtium Alaska Seeds. Non-GMO, annual, heirloom. Alaska nasturtium is brilliant, easy to grow from seed, and perfectly suited for many dry and temperate climates....
Zinnia Seeds - Lilliput Mixture
54-70 Days to maturity. Zinnia elegans. Lilliput Mixture Zinnia Seeds. Non-GMO, organic, annual. Lilliput Mixture Zinnia Flowers are easy to grow from seeds and ideal for hot and drought-prone gardens....
Gazania Seeds - New Day Series
84-91 Days to maturity. Gazania splendens. Gazania New Day Series Seeds. Non-GMO, Annual. New Day Series gazania seeds grow some of the most recognizable summertime blooms both indoors and out!...
Petunia Seeds - Double Cascade Series (Pelleted)
98-105 Days to maturity. Petunia x hybrida. Pelleted Double Cascade Series Petunia Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Growing Double Cascade Series seeds promise to excite your garden with...
Zinnia Seeds - Zahara Series (Coated)
50-60 Days to maturity. Zinnia elegans. Zahara Series Zinnia Seeds. Non-GMO, annual. Zahara Series Zinnia flower seeds are brilliant, easy to grow, and renowned for their hardiness and ability to...
African Marigold Seeds - Taishan Series
77-84 days. Taishan Series is easy to grow from seed and delivers neat and disease-tolerant marigolds ideal for gardens prone to heat, drought, and poor soils. With 20% shorter peduncles...
Marshmallow Herb Seeds
60-90 Days to maturity. Althaea officinalis. Marshmallow Herb Seeds. Non-GMO, perennial, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, and raised beds. A beautiful pollinator and traditional medicinal...
Flower Mix - Zinnia Special Collection
Attract pollinators all season long with beautiful multi-colored zinnia blooms. Zinnias are not only one of the loveliest flowers in the garden, but they are also easy to grow and...
Larkspur Seeds - Giant Imperial Mixture
77-84 days to maturity. Delphinium consolida. Giant Imperial Mix Larkspur Flower Seeds. Non-GMO, annual, open-pollinated. This crop is suitable for growing in fields, containers, garden plots, raised beds, and greenhouses....
Cosmos Seeds - Sensation Mixture
49-63 Days to maturity. Cosmos bipinnatus. Sensation Mixture Cosmos Seeds. Non-GMO, annual, Heirloom, Open Pollinated. Sensation Mix cosmos seeds grow some of the season's most timeless and familiar blooms. Sensation...
Snapdragon Seeds - Liberty Classic Series Mix
84-98 Days to maturity. Antirrhinum majus. Liberty Classic Series Mix Snapdragon Seeds. Non-GMO, Premium Quality Seeds, hybrid, annual. Growing Liberty Classic Series Mix snapdragon seeds this season is a timeless,...
Vinca Seeds - Pacifica XP Series
98-105 Days to maturity. Catharanthus roseus. Pacifica XP Series Vinca Seeds. Non-GMO, open-pollinated, annual. Premium Quality Seeds. Pacifica XP seeds easily grow into convenient, tidy, and low-maintenance vincas bursting with...
Hollyhock Seeds - Summer Carnival Mix
112-119 days to maturity. Alcea rosea. Hollyhock Summer Carnival Mixture Seeds. Non-GMO, Annual or Biennial. Summer Carnival Mix hollyhock seeds promise to turn any stale flower bed into a sensational...
Petunia Seeds - Double Madness Series (pelleted)
98-105 Days to maturity. Petunia x hybrida. Pelleted Double Madness Series Petunia Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Double Madness Series seeds grow a hardy and spectacular alternative to...
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...
Lupine Seeds - Russell Strain Mixture
Sturdy, tightly-packed spikes in a wide range of bright colors including bi-color. 1 inch blooms open from top to bottom. Russell Mix Lupine Flowering Plant Seeds Lupines polyphyllus This tall,...
Zinnia Seeds - Profusion Series (Coated)
54-70 Days to maturity. Zinnia elegans x angustifolia. Profusion Series Zinnia Seeds. Non-GMO, organic, annual. Profusion Series Zinnia flower seeds promise to turn your tired summer bedding into an award-winning...
Feverfew Seeds
Perennial. Feverfew is actually a relative of the chrysanthemum. It has been used as a medicinal herb throughout history as a way to treat aches and pains in the head...
Sunflower Seeds - Autumn Beauty Mix
90-100 Days to maturity. Helianthus annuus. Autumn Beauty Mix Sunflower Seeds: Non-GMO. Open Pollinated. Ornamental. Annual. Heirloom. Autumn Beauty Mix seeds grow one of the summer's most explosive and familiar...
Portulaca Seeds - Double Mix
84-91 Days to maturity. Portulaca grandiflora. Double Mix Portulaca Seeds. Non-GMO, annual. Double Mix portulaca seeds promise some of the most stunning, and most convenient succulents available to home gardeners....
Dandelion Seeds - True (Wild)
Taraxacum officinale. Non-GMO, Heirloom True (Wild) Dandelion Herb Garden Seed from True Leaf Market. True wild Dandelions grow as tender perennials native to regions in Asia and Europe. Herbaceous and...
Sunflower Seeds - Mammoth Grey Stripe (Organic)
90-110 Days to maturity. Helianthus annuus. Organic Mammoth Grey Stripe Sunflower Seeds: Non-GMO. Open Pollinated. Ornamental. Annual. Mammoth sunflower seeds grow one of the tallest, brightest, and most breathtaking flowers...
Thyme Seeds - Creeping Thyme
2nd Year maturity. Thymus serpyllum. Creeping Thyme Seeds. Non-GMO, Perennial. Creeping Thyme, also known as "Mother-of-Thyme" is a cold hardy perennial often planted as a trailing ground cover, garden filler,...
Sunflower Seeds - Velvet Queen
90-110 Days to maturity. Helianthus annuus. Velvet Queen Sunflower Seeds: Non-GMO. Open Pollinated. Ornamental. Annual. Heirloom. Velvet Queen seeds grow one of the summer's most exclusive and rare blooms, exceptional...
Yarrow Seeds - Red
Achillea millefolium rubra Packet contains 0.2 grams, approximately 1200 seeds. Large red flower clusters stand out against feathery green foliage. Red Yarrow Direct sow in fall or spring, or start...
[
{
"featured_image": "files/anise-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_65dee05e-ef79-44c8-b356-f72a2fa8209b.png",
"price": 299,
"handle": "anise",
"title": "Anise Seeds",
"url": "/products/anise",
"available": true
},
{
"featured_image": "files/marigold-durango-series-flower-seeds-comp.jpg",
"secondary_image": "products/marigold-durango-series-mix-flower-wm_700.jpg",
"price": 389,
"handle": "marigold-durango-series-flower-seeds",
"title": "French Marigold Seeds - Durango Series (Coated)",
"url": "/products/marigold-durango-series-flower-seeds",
"available": true
},
{
"featured_image": "files/Wildflower-Seeds-Bee-Mix-Comp.jpg",
"secondary_image": "products/bee-friendly-wildflower-mix-wm_700.jpg",
"price": 299,
"handle": "bee-friendly-wildflower-mix-seeds",
"title": "Wildflower Seeds - Bee Mix",
"url": "/products/bee-friendly-wildflower-mix-seeds",
"available": true
},
{
"featured_image": "files/impatiens-accent-series-flower-seed-comp.jpg",
"secondary_image": "products/impatiens-accent-deep-pink-flower-wm_700.jpg",
"price": 399,
"handle": "impatiens-accent-series-flower-seed",
"title": "Impatiens Seeds - Accent Series",
"url": "/products/impatiens-accent-series-flower-seed",
"available": true
},
{
"featured_image": "files/dahlia-figaro-series-flower-seeddahlia-figaro-series-flower-seed-comp.jpg",
"secondary_image": "products/dahlia-figaro-red-flower-wm_700.jpg",
"price": 419,
"handle": "dahlia-figaro-series-flower-seed",
"title": "Dahlia Seeds - Figaro Series (Coated)",
"url": "/products/dahlia-figaro-series-flower-seed",
"available": true
},
{
"featured_image": "files/feverfew-herb-seeds-Comp.jpg",
"secondary_image": "products/SeedPacket_51768171-0939-4601-af01-aa43f6e3d832.jpg",
"price": 299,
"handle": "feverfew-herb-seeds",
"title": "Feverfew Seeds",
"url": "/products/feverfew-herb-seeds",
"available": false
},
{
"featured_image": "files/hummingbird_butterfly_wildflower_collage.jpg",
"secondary_image": "files/hummingbird_butterfly_wildflower_person.jpg",
"price": 958,
"handle": "wildflower-seeds-gift-collections",
"title": "Wildflower Seeds - Hummingbird and Butterfly",
"url": "/products/wildflower-seeds-gift-collections",
"available": true
},
{
"featured_image": "files/marigold-petite-mixture-flower-seeds-comp.jpg",
"secondary_image": "products/SeedPouch_563b3d76-ba54-4cb0-98c4-423dd3e114da.jpg",
"price": 299,
"handle": "marigold-petite-mixture-flower-seeds",
"title": "French Marigold Seeds - Petite Mixture",
"url": "/products/marigold-petite-mixture-flower-seeds",
"available": true
},
{
"featured_image": "files/Sunflower-Autumn-Beauty-Mix-Comp.jpg",
"secondary_image": "products/SeedPouch_28b99c70-7adc-4036-9342-54cc5503b6a6.jpg",
"price": 299,
"handle": "sunflower-autumn-beauty-flower-seed",
"title": "Sunflower Seeds - Autumn Beauty Mix",
"url": "/products/sunflower-autumn-beauty-flower-seed",
"available": false
},
{
"featured_image": "files/nasturtium-seeds-alaska-1-comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_4196f021-e0ab-4eb0-b469-afc5127af848.jpg",
"price": 299,
"handle": "nasturtium-seeds-alaska-1",
"title": "Nasturtium Seeds - Alaska",
"url": "/products/nasturtium-seeds-alaska-1",
"available": true
},
{
"featured_image": "files/zinnia-lilliput-mixture-flower-seed-comp.jpg",
"secondary_image": "products/lilliput-supportive-2_1.jpg",
"price": 299,
"handle": "zinnia-lilliput-mixture-flower-seed",
"title": "Zinnia Seeds - Lilliput Mixture",
"url": "/products/zinnia-lilliput-mixture-flower-seed",
"available": true
},
{
"featured_image": "files/gazania-new-day-series-flower-seed-comp.jpg",
"secondary_image": "products/gazania-new-day-clear-orange-flower-wm_700.jpg",
"price": 509,
"handle": "gazania-new-day-series-flower-seed",
"title": "Gazania Seeds - New Day Series",
"url": "/products/gazania-new-day-series-flower-seed",
"available": true
},
{
"featured_image": "files/Petunia-Double-Cascade-Series-pelleted-Comp.jpg",
"secondary_image": "files/petunia-double-cascade-series-flower-seeds-comp.jpg",
"price": 329,
"handle": "petunia-double-cascade-series-flower-seeds",
"title": "Petunia Seeds - Double Cascade Series (Pelleted)",
"url": "/products/petunia-double-cascade-series-flower-seeds",
"available": true
},
{
"featured_image": "files/zinnia-zahara-series-mix-flower-seed-comp.jpg",
"secondary_image": "products/zinnia-zahara-series-double-fire-flower-wm_700.jpg",
"price": 389,
"handle": "zinnia-zahara-series-mix-flower-seed",
"title": "Zinnia Seeds - Zahara Series (Coated)",
"url": "/products/zinnia-zahara-series-mix-flower-seed",
"available": true
},
{
"featured_image": "files/portulaca-double-mix-flower-seed-comp.jpg",
"secondary_image": "products/Seed_Packet_1_2_6be3383b-5860-453f-ba0c-83f5b70dd941.jpg",
"price": 299,
"handle": "portulaca-double-mix-flower-seed",
"title": "Portulaca Seeds - Double Mix",
"url": "/products/portulaca-double-mix-flower-seed",
"available": false
},
{
"featured_image": "files/dandelion-seeds-true-wild-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-sm_5acafd4f-c176-482f-b299-8641b0594a75.png",
"price": 339,
"handle": "dandelion-seeds-true-wild",
"title": "Dandelion Seeds - True (Wild)",
"url": "/products/dandelion-seeds-true-wild",
"available": false
},
{
"featured_image": "files/marigold-taishan-series-gold-flower-seed-comp.jpg",
"secondary_image": "products/marigold-taishan-series-gold-flower-wm_700.jpg",
"price": 379,
"handle": "marigold-taishan-series-gold-flower-seed",
"title": "African Marigold Seeds - Taishan Series",
"url": "/products/marigold-taishan-series-gold-flower-seed",
"available": true
},
{
"featured_image": "products/marshmallow-grown-wm_700.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_d404cdd2-00e9-468a-884c-63a494627906.jpg",
"price": 299,
"handle": "marshmallow-herb-seeds",
"title": "Marshmallow Herb Seeds",
"url": "/products/marshmallow-herb-seeds",
"available": true
},
{
"featured_image": "files/Sunflower-Seeds-Mammoth-Grey-Stripe-Organic-comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_9b9e15d8-5375-4568-86c0-3a15c67a0a48.jpg",
"price": 359,
"handle": "sunflower-seeds-mammoth-grey-stripe-organic",
"title": "Sunflower Seeds - Mammoth Grey Stripe (Organic)",
"url": "/products/sunflower-seeds-mammoth-grey-stripe-organic",
"available": false
},
{
"featured_image": "files/Flower-Mix-Zinnia-Special-Collection-comp.jpg",
"secondary_image": "products/1681229849_CopyofTL-WM-Black_600x600px_100.jpg",
"price": 600,
"handle": "flower-mix-zinnia-special-collections",
"title": "Flower Mix - Zinnia Special Collection",
"url": "/products/flower-mix-zinnia-special-collections",
"available": true
},
{
"featured_image": "files/larkspur-giant-imperial-mixture-flower-seeds-Comp.jpg",
"secondary_image": "products/SeedPouch_fe50f185-d3cd-44b5-aaa5-66eacd09ccd7.jpg",
"price": 299,
"handle": "larkspur-giant-imperial-mixture-flower-seeds",
"title": "Larkspur Seeds - Giant Imperial Mixture",
"url": "/products/larkspur-giant-imperial-mixture-flower-seeds",
"available": true
},
{
"featured_image": "files/cosmos-sensation-mixture-flower-seeds-comp.jpg",
"secondary_image": "products/SeedPacket_9355dd58-999b-411b-85d7-396ca6238bb9.jpg",
"price": 299,
"handle": "cosmos-sensation-mixture-flower-seeds",
"title": "Cosmos Seeds - Sensation Mixture",
"url": "/products/cosmos-sensation-mixture-flower-seeds",
"available": true
},
{
"featured_image": "files/snapdragon-liberty-classic-series-mix-seed-wm_700_1222x1222_f53072f8-cbc8-466c-a00b-0901ac1e269c.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_d2ebd079-d25c-46fe-9c9f-d246d5b3d320.jpg",
"price": 339,
"handle": "snapdragon-liberty-classic-series-mix-flower-seed",
"title": "Snapdragon Seeds - Liberty Classic Series Mix",
"url": "/products/snapdragon-liberty-classic-series-mix-flower-seed",
"available": true
},
{
"featured_image": "products/vinca-pacifica-xp-series-apricot-flower-wm_700.jpg",
"secondary_image": "products/vinca-pacifica-xp-series-burgundy-halo-flower-wm_700.jpg",
"price": 459,
"handle": "vinca-pacifica-xp-series-flower-seed",
"title": "Vinca Seeds - Pacifica XP Series",
"url": "/products/vinca-pacifica-xp-series-flower-seed",
"available": true
},
{
"featured_image": "files/hollyhock-summer-carnival-mix-wm_700_1222x1222_95a2f590-fbc1-46a9-8e61-48f99c1029fc.jpg",
"secondary_image": "products/non-gmo-seed-bag-4-oz-sm_4de9521d-cbf7-44de-bfdb-0a69fd016764.png",
"price": 299,
"handle": "hollyhock-summer-carnival-mix-html",
"title": "Hollyhock Seeds - Summer Carnival Mix",
"url": "/products/hollyhock-summer-carnival-mix-html",
"available": true
},
{
"featured_image": "files/petunia-double-madness-series-sheer-flower-seeds-comp.jpg",
"secondary_image": "products/petunia-double-madness-pelleted-lavender-flower-wm_700.jpg",
"price": 369,
"handle": "petunia-double-madness-series-sheer-flower-seeds",
"title": "Petunia Seeds - Double Madness Series (pelleted)",
"url": "/products/petunia-double-madness-series-sheer-flower-seeds",
"available": true
},
{
"featured_image": "files/begonia-fibrous-cocktail-series-pelleted-flower-seeds-comp.jpg",
"secondary_image": "products/begonia-fibrous-cocktail-series-gin-seed-wm_700.jpg",
"price": 299,
"handle": "begonia-fibrous-cocktail-series-pelleted-flower-seeds",
"title": "Begonia Seeds - Fibrous - Cocktail Series (Pelleted)",
"url": "/products/begonia-fibrous-cocktail-series-pelleted-flower-seeds",
"available": true
},
{
"featured_image": "files/lupine-russell-mix-flower-wm_700_1222x1222_09afa2ae-0ca4-43c5-8c30-9ae2defd6048.jpg",
"secondary_image": "products/SeedPouch_2d75f497-9e9d-4ea1-b5a1-7992db87b5da.jpg",
"price": 329,
"handle": "lupine-russell-strain-mixture-flower-seeds",
"title": "Lupine Seeds - Russell Strain Mixture",
"url": "/products/lupine-russell-strain-mixture-flower-seeds",
"available": true
},
{
"featured_image": "files/thyme-creeping-seeds-comp.jpg",
"secondary_image": "products/Seed_Packet_1_1_a582ea4f-cc68-4941-85a7-6b3c46edd50b.jpg",
"price": 299,
"handle": "thyme-creeping-seeds",
"title": "Thyme Seeds - Creeping Thyme",
"url": "/products/thyme-creeping-seeds",
"available": false
},
{
"featured_image": "files/sunflower-velvet-queen-flower-seed-comp.jpg",
"secondary_image": "products/SeedPouch_776a6e0b-968f-441f-b28e-e165d3d4dac2.jpg",
"price": 299,
"handle": "sunflower-velvet-queen-flower-seed",
"title": "Sunflower Seeds - Velvet Queen",
"url": "/products/sunflower-velvet-queen-flower-seed",
"available": false
},
{
"featured_image": "files/red-yarrow-Comp.jpg",
"secondary_image": "products/Seed_Packet_070edfca-9444-478d-beb6-5216d4beb25d.jpg",
"price": 299,
"handle": "red-yarrow",
"title": "Yarrow Seeds - Red",
"url": "/products/red-yarrow",
"available": false
},
{
"featured_image": "files/zinnia-profusion-series-flower-seed-comp.jpg",
"secondary_image": "products/zinnia-profusion-series-double-cherry-flower-wm_700.jpg",
"price": 359,
"handle": "zinnia-profusion-series-flower-seed",
"title": "Zinnia Seeds - Profusion Series (Coated)",
"url": "/products/zinnia-profusion-series-flower-seed",
"available": true
}
]
