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]()
Spinach Seeds - Lakeside - Hybrid
Spinach Seeds - Lakeside - Hybrid. Non-GMO. Spinacea oleracea. 25-30 days maturity for baby leaf, 40-60 days to full maturity. Cool season annual. Lakeside has uniform thick dark green smooth...
Lettuce Seeds - Crisphead - Great Lakes Mesa 659
Great Lakes Mesa 659 crisphead lettuce is often found at grocery stores. Round iceberg heads are strong and firm with uniform leaves. Download Free Vegetable Growing Guide PDF Lettuce Seeds...
Cabbage Seeds - All Seasons (Organic)
87 Days to maturity. Brassica oleracea var. capitata Organic All Seasons Cabbage was first listed by J.J.H. Gregory & Son, of Marblehead, Mass in 1886. A few years later it...
Lettuce Seeds - Romaine / COS - Dark Green Cos
65-70 days. Dark Green COS Romaine Lettuce Seeds. Lactuca sativa. Non-GMO. Open Pollinated. Its dark green leaves are long, narrow, and very crisp. The leaves are dark green in color...
Lettuce Seeds - Leaf - Salad Bowl Red
40-50 days. Loose leaf type. Large upright plants, long deep-lobed bronze leaves, bronze-red inner balanced leaves, good keeper and decorative. These non-GMO Salad Bowl Red seeds grow into red leaves...
Chinese Cabbage Seeds - Aichi
70 Days to maturity. Brassica rapa var Pekinensis ‘Aichi’. Aichi Chinese Cabbage Heirloom Seeds. Annual. This very old traditional, dento yasai, Chinese cabbage variety is from the Aichi Prefecture of...
Pak Choi Seeds - Hotau Hybrid
30-35 days to maturity.Brassica rapa var chinensis. Hotau Hybrid Pak Choi Chinese Cabbage Seeds. Non-GMO, warm or cool-season annual, hybrid. Mini type pak choi, 8-10cm (3-4 inches), uniform, wide and...
Pak Choi Seeds - Joi Choi Hybrid
40-50 days to maturity.Brassica rapa var chinensis. Joi Choi Hybrid Pak Choi Chinese Cabbage Seeds. Non-GMO, warm or cool-season annual, hybrid. Growers love this hybrid pak choi for its uniformity....
Beet Seeds - Bulls Blood - Organic
55 days. Certified Organic Bull's Blood Beet Garden Seed. Bull's Blood Beet Seeds have been known to grow well in containers, flowerbed borders, and cottage gardens. Plants grow to be...
Mustard Seeds - Misome Hybrid
30 days to maturity. Brassica campestris Narinosa group. Misome Hybrid Mustard Seeds. Non-GMO, warm-season, annual, hybrid. A relatively recent hybrid between Komatsuna and Tatsoi, this versatile, uniform, and hardy green...
Mustard Seeds - Japanese Red Giant
60-80 days. Brassica juncea var. rugosa. Japanese Red Giant Mustard Seeds. Non-GMO. Annual. Exceptionally broad-leafed and textured, Red Giant (Aka taka-na) is a Japanese mustard green specifically grown for its...
Lettuce Seeds - Leaf - Prizehead
40-50 days. These non-GMO Prizehead lettuce seeds grow into large green leaves with maroon tips. Prizehead Lettuce is ready to harvest in 48 days. The Prizehead thrives in full sun...
Lettuce Seeds - Leaf - Royal Oakleaf
Royal Oakleaf lettuce is an improved Oakleaf variety that is slower to bolt. Heads form large rosettes of uniform leaves that are heat resistant. Leaves are dark green and shiny...
Lettuce Seeds, Leaf - Red Sails - Organic
Organic Red Sails Leaf Lettuce Seeds. 45 days to maturity. Baby leaf maturity at 21 days. Heirloom, Non-GMO, Annual. Lactuca sativa. Radiant bronze-red leaves form a full rosette delicately ruffled...
Kale Seeds - Dazzling Blue
Dazzling Blue Kale Seeds. 50 - 60 days to maturity. Brassica oleracea. Open Pollinated, Annual. Make any salad gorgeous with the unique coloring of Kale Dazzling Blue. Approximately 8,000 seeds/ounce...
Lettuce Seeds - Red Oakleaf - Organic
Lactuca sativa (38 days) A deep merlot colored leaf resembling an oak leaf with deep lobes. Excellent for baby leaf production. Unlike some other reds, oakleaf maintains a mild flavor...
Mighty Mustard® Pacific Gold - Cover Crop Seeds
35-40 Days. Brassica juncea. Cover Crop. Non-GMO. Open-Pollinated. Mighty Mustard® Pacific Gold seeds are one of the most beneficial, diverse, and quickly maturing cover crops for the home garden. Mighty...
Lettuce Seeds - Butterhead - Way-A-Head
Way-A-Head butterhead lettuce is crisp and mild. Heads are compact and medium size. A great crop to grow in limited space for high yields. Leaves are medium green and smooth....
Beet Seed - White Detroit
55 Days. Beta vulgaris. Annual. Heirloom. Open-pollinated. Same classic flavor, non-GMO Detroit White beet seeds grow a clean, stainless alternative to traditional messy old-world garden beets. Widely known as 'sugar...
Beet Seeds - Gourmet Blend
50-60 days. Beta vulgaris. Gourmet Blend Beet Seeds. Non-GMO, annual, open-pollinated. This crop is suitable for garden plots, raised beds, and containers. A colorful five-variety mix—Bull's Blood, Detroit Dark Red,...
Lettuce Seeds - Romaine - Petite Rouge
70 Days to maturity. Lactuca sativa. Petite Rouge Romaine Lettuce Seeds. Also known as Petite Rouge Cos lettuce. Non-GMO. Annual. Open Pollinated. Matures into a beautifully speckled bronze leaf used...
Pak Choi Seeds - Dwarf White Stem
40-45 Days to maturity. Brassica rapa Chinensis group. Dwarf White Stem, Pak Choi (Bok Choy) Seeds. Non-GMO Annual, Heirloom. This ‘Baby Bok Choy’, is the famous Asian green. It grows...
Cabbage Seeds - Early Jersey Wakefield
Brassica oleracea var. capitata (63 days) Early Jersey Wakefield cabbage forms a compact, somewhat conical head with glaucous-green leaves. Early Jersey Wakfield is a wonderful early heading variety, occupying little...
Parsley Seeds - Plain or Single
70-80 Days to maturity. Petroselinum crispum. Plain or Single Parsley Seeds. Non-GMO, annual, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. Plain or Single...
Broccoli Seeds - Chinese Broccoli - Late Jade - Hybrid
60-70 days to maturity. Brassica oleracea var alboglabra ‘Late Jade’. Late Jade Chinese Broccoli Seeds. Non-GMO, Hybrid, Cool-season Annual. Originating in the Mediterranian, Chinese Broccoli was introduced to China in...
Beet Seeds - Red Ace Hybrid
50 days. The Red Ace beet is a variety that is highly adaptable and that can grow in cooler temperatures. The Red Ace matures a week before many other beets,...
Lettuce Seeds - Tom Thumb - Organic
Lactuca sativa (50 days) Introduced some time in the 1850s. Small, round head with delicate leaves. About the size of a baseball. Perfect for one-person salad. Can be planted close...
Lettuce Seeds - Heatwave Mix - Organic
The Heatwave Lettuce Mix lettuces that thrive in the heat and remain productive. Our choice" slow-bolt" varieties such as Great Lakes, Iya Sol, and Oakleaf Royal. These lettuce types texture...
Burdock Seeds - Gobo Takinogawa
85-95 days to maturity. Arctium lappa ‘Gobo Takinogawa’. Gobo Takinogawa Burdock Seeds. Heirloom, Non-GMO, Annual, Open-pollinated. Burdock has been grown for centuries, primarily in China and Japan, for its culinary...
Spinach Seeds - Carmel Hybrid
40 days. Spinacia oleracea. Carmel Hybrid Spinach Seeds. Non-GMO, annual, F1 hybrid. This crop is suitable for garden plots, raised beds, and containers. Carmel is a fast-growing, very uniform hybrid...
[
{
"featured_image": "files/spinach-seeds-lakeside-hybrid-comp.jpg",
"secondary_image": "",
"price": 399,
"handle": "spinach-seeds-lakeside-hybrid",
"title": "Spinach Seeds - Lakeside - Hybrid",
"url": "/products/spinach-seeds-lakeside-hybrid",
"available": true
},
{
"featured_image": "files/heatwave-lettuce-mix-500mg-1-Comp.jpg",
"secondary_image": "",
"price": 359,
"handle": "heatwave-lettuce-mix-500mg-1",
"title": "Lettuce Seeds - Heatwave Mix - Organic",
"url": "/products/heatwave-lettuce-mix-500mg-1",
"available": false
},
{
"featured_image": "files/lettuce-seeds-crisphead-great-lakes-mesa-659-Comp.jpg",
"secondary_image": "products/MVS-generic-packet_1_90529ab6-632d-4a05-8a17-63e7f660a984.jpg",
"price": 299,
"handle": "lettuce-seeds-crisphead-great-lakes-mesa-659",
"title": "Lettuce Seeds - Crisphead - Great Lakes Mesa 659",
"url": "/products/lettuce-seeds-crisphead-great-lakes-mesa-659",
"available": true
},
{
"featured_image": "files/organic-all-seasons-cabbage-Comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_ee792cb8-eea5-4d92-9d0d-e370b1d413d8.jpg",
"price": 359,
"handle": "organic-all-seasons-cabbage",
"title": "Cabbage Seeds - All Seasons (Organic)",
"url": "/products/organic-all-seasons-cabbage",
"available": true
},
{
"featured_image": "files/lettuce-seeds-romaine-cos-dark-green-cos-Comp.jpg",
"secondary_image": "products/Seed_Packet_1_1_1_1_1_966b45df-142b-44e0-97b0-1415b1461522.jpg",
"price": 299,
"handle": "lettuce-seeds-romaine-cos-dark-green-cos",
"title": "Lettuce Seeds - Romaine / COS - Dark Green Cos",
"url": "/products/lettuce-seeds-romaine-cos-dark-green-cos",
"available": true
},
{
"featured_image": "files/lettuce-leaf-salad-bowl-red-seeds-Comp.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_4af5d77a-2347-443f-b47f-73f5d030966f.jpg",
"price": 299,
"handle": "lettuce-leaf-salad-bowl-red-seeds",
"title": "Lettuce Seeds - Leaf - Salad Bowl Red",
"url": "/products/lettuce-leaf-salad-bowl-red-seeds",
"available": true
},
{
"featured_image": "files/chinese-cabbage-seeds-aichi-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_236ba20c-c0d2-4c6b-91ed-9ac81d4f8200.png",
"price": 399,
"handle": "chinese-cabbage-seeds-aichi",
"title": "Chinese Cabbage Seeds - Aichi",
"url": "/products/chinese-cabbage-seeds-aichi",
"available": true
},
{
"featured_image": "files/cabbage-seeds-pak-choi-hotau-hybrid-Comp.jpg",
"secondary_image": "",
"price": 399,
"handle": "cabbage-seeds-pak-choi-hotau-hybrid",
"title": "Pak Choi Seeds - Hotau Hybrid",
"url": "/products/cabbage-seeds-pak-choi-hotau-hybrid",
"available": true
},
{
"featured_image": "files/cabbage-seeds-pak-choi-joi-choi-hybrid-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_295b2949-006c-4983-81df-719534d078e4.png",
"price": 399,
"handle": "cabbage-seeds-pak-choi-joi-choi-hybrid",
"title": "Pak Choi Seeds - Joi Choi Hybrid",
"url": "/products/cabbage-seeds-pak-choi-joi-choi-hybrid",
"available": true
},
{
"featured_image": "files/beet-seeds-bulls-blood-organic-Comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_3775d296-ba01-4af3-a7f8-31b7d997922c.jpg",
"price": 359,
"handle": "beet-seeds-bulls-blood-organic",
"title": "Beet Seeds - Bulls Blood - Organic",
"url": "/products/beet-seeds-bulls-blood-organic",
"available": true
},
{
"featured_image": "files/mustard-seeds-misome-hybrid-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_6da1bf64-69c4-4195-9b59-19f18ed0cbef.png",
"price": 399,
"handle": "mustard-seeds-misome-hybrid",
"title": "Mustard Seeds - Misome Hybrid",
"url": "/products/mustard-seeds-misome-hybrid",
"available": true
},
{
"featured_image": "files/mustard-red-giant-seed-wm_700_1222x1222_3ba7c623-ef7d-4530-a474-ce22619fcb31.jpg",
"secondary_image": "products/non-gmo-sprouting-seed_2f31cf69-3134-4bc4-a147-b5418430dc8d.jpg",
"price": 399,
"handle": "mustard-red-giant-seeds",
"title": "Mustard Seeds - Japanese Red Giant",
"url": "/products/mustard-red-giant-seeds",
"available": true
},
{
"featured_image": "files/chinese-cabbage-seeds-mini-napa-2-hybrid-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_bf5afb2b-5f9a-483b-b2c0-f00084f4e335.png",
"price": 399,
"handle": "chinese-cabbage-seeds-mini-napa-2-hybrid",
"title": "Chinese Cabbage Seeds - Mini Napa #2 - Hybrid (Treated)",
"url": "/products/chinese-cabbage-seeds-mini-napa-2-hybrid",
"available": true
},
{
"featured_image": "files/Burdock-Seeds-Gobo-Takinogawa-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_c1c0a25b-395a-4383-9462-a627eadc7b62.png",
"price": 399,
"handle": "burdock-seeds-gobo-takinogawa",
"title": "Burdock Seeds - Gobo Takinogawa",
"url": "/products/burdock-seeds-gobo-takinogawa",
"available": false
},
{
"featured_image": "files/lettuce-leaf-prizehead-seeds-comp.jpg",
"secondary_image": "products/lettuce-oakleaf-both-3x4_700_d3e4f732-e41f-4656-babb-8c70e2586d9c.jpg",
"price": 299,
"handle": "lettuce-leaf-prizehead-seeds",
"title": "Lettuce Seeds - Leaf - Prizehead",
"url": "/products/lettuce-leaf-prizehead-seeds",
"available": true
},
{
"featured_image": "products/carmel-spinach-f1-hybrid-com-wm.jpg",
"secondary_image": "products/MVS-generic-packet-com_c1bcdb4e-e7cb-4c74-ac67-e8ac0d0f1e5c.jpg",
"price": 399,
"handle": "spinach-seeds-carmel-spinach-f1",
"title": "Spinach Seeds - Carmel Hybrid",
"url": "/products/spinach-seeds-carmel-spinach-f1",
"available": false
},
{
"featured_image": "files/lettuce-seeds-leaf-royal-oakleaf.jpg",
"secondary_image": "products/MVS-generic-packet_1_0d1be7c3-c50d-4505-9216-0ee40fd30988.jpg",
"price": 199,
"handle": "lettuce-seeds-leaf-royal-oakleaf",
"title": "Lettuce Seeds - Leaf - Royal Oakleaf",
"url": "/products/lettuce-seeds-leaf-royal-oakleaf",
"available": true
},
{
"featured_image": "files/lettuce-seeds-leaf-red-sails-organic-Comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_221216a9-3ee0-45da-8deb-e3efbc899660.jpg",
"price": 359,
"handle": "lettuce-seeds-leaf-red-sails-organic",
"title": "Lettuce Seeds, Leaf - Red Sails - Organic",
"url": "/products/lettuce-seeds-leaf-red-sails-organic",
"available": true
},
{
"featured_image": "files/organic-fall-winter-lettuce-mix-500mg-Comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_08aeba08-b1ed-472f-9c53-c40381c04014.jpg",
"price": 359,
"handle": "organic-fall-winter-lettuce-mix-500mg",
"title": "Lettuce Seeds - Fall and Winter Mix (Organic)",
"url": "/products/organic-fall-winter-lettuce-mix-500mg",
"available": true
},
{
"featured_image": "files/kale-seeds-dazzling-blue-comp.jpg",
"secondary_image": "products/MVS-generic-packet-com_0e968b5e-0290-42b1-879c-00bbfd0859e5.jpg",
"price": 369,
"handle": "kale-seeds-dazzling-blue",
"title": "Kale Seeds - Dazzling Blue",
"url": "/products/kale-seeds-dazzling-blue",
"available": true
},
{
"featured_image": "files/organic-red-oakleaf-lettuce-seed-comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_c420cc88-852d-452c-9325-d6db1eb076af.jpg",
"price": 359,
"handle": "organic-red-oakleaf-lettuce-seed",
"title": "Lettuce Seeds - Red Oakleaf - Organic",
"url": "/products/organic-red-oakleaf-lettuce-seed",
"available": true
},
{
"featured_image": "files/pacific-gold-wm_700_1222x1222_581c50e4-c1c2-4b7d-90bd-ce39777595d8.jpg",
"secondary_image": "products/MVS-generic-packet-comp.jpg",
"price": 263,
"handle": "mustard-seeds-pacific-gold-mighty-mustard",
"title": "Mighty Mustard® Pacific Gold - Cover Crop Seeds",
"url": "/products/mustard-seeds-pacific-gold-mighty-mustard",
"available": true
},
{
"featured_image": "files/lettuce-seeds-butterhead-way-a-head-Comp.jpg",
"secondary_image": "products/MVS-generic-packet_1_ccb20e4d-7cd7-4232-8bc2-0d14d88d5844.jpg",
"price": 299,
"handle": "lettuce-seeds-butterhead-way-a-head",
"title": "Lettuce Seeds - Butterhead - Way-A-Head",
"url": "/products/lettuce-seeds-butterhead-way-a-head",
"available": true
},
{
"featured_image": "files/beet-white-detroit-garden-seed-comp.jpg",
"secondary_image": "products/MVS-generic-packet_9a237225-d3b8-4689-ae3b-915591019af3.jpg",
"price": 359,
"handle": "beet-white-detroit-garden-seed",
"title": "Beet Seed - White Detroit",
"url": "/products/beet-white-detroit-garden-seed",
"available": true
},
{
"featured_image": "files/beet-seeds-gourmet-blend-Comp_1.jpg",
"secondary_image": "products/MVS-generic-packet-com_85b67232-b93a-4fdb-a72f-fa9fdadbf0b1.jpg",
"price": 299,
"handle": "beet-seeds-gourmet-blend",
"title": "Beet Seeds - Gourmet Blend",
"url": "/products/beet-seeds-gourmet-blend",
"available": true
},
{
"featured_image": "files/lettuce-seeds-romaine-cos-petite-rouge-comp.jpg",
"secondary_image": "products/MVS-generic-packet-com_b7a8a0fe-3fc4-4fba-be03-ecd606c1c47d.jpg",
"price": 299,
"handle": "lettuce-seeds-romaine-cos-petite-rouge",
"title": "Lettuce Seeds - Romaine - Petite Rouge",
"url": "/products/lettuce-seeds-romaine-cos-petite-rouge",
"available": true
},
{
"featured_image": "files/cabbage-seeds-pak-choi-dwarf-white-stem-comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_deee319d-fb1b-4abd-ae5b-aa013683eea9.png",
"price": 399,
"handle": "cabbage-seeds-pak-choi-dwarf-white-stem",
"title": "Pak Choi Seeds - Dwarf White Stem",
"url": "/products/cabbage-seeds-pak-choi-dwarf-white-stem",
"available": true
},
{
"featured_image": "products/early-jersey-wakefield-cabbage-com-wm.jpg",
"secondary_image": "products/Seed_Packet_b0286299-101e-4adc-93dd-453bc3ca635a.jpg",
"price": 299,
"handle": "early-jersey-wakefield-cabbage",
"title": "Cabbage Seeds - Early Jersey Wakefield",
"url": "/products/early-jersey-wakefield-cabbage",
"available": true
},
{
"featured_image": "products/parsley-plain-or-single-wm-opt_1.jpg",
"secondary_image": "products/Seed_Packet_1_89dd21d2-62bb-4134-b0f8-693b5a9c0354.jpg",
"price": 299,
"handle": "parsley-seeds-plain-or-single",
"title": "Parsley Seeds - Plain or Single",
"url": "/products/parsley-seeds-plain-or-single",
"available": true
},
{
"featured_image": "files/broccoli-seeds-chinese-broccoli-late-jade-hybrid-Comp.jpg",
"secondary_image": "products/non-gmo-seed-bag-premium_bf385923-ce15-4c71-b219-2002155b211e.png",
"price": 399,
"handle": "broccoli-seeds-chinese-broccoli-late-jade-hybrid",
"title": "Broccoli Seeds - Chinese Broccoli - Late Jade - Hybrid",
"url": "/products/broccoli-seeds-chinese-broccoli-late-jade-hybrid",
"available": true
},
{
"featured_image": "files/beet-red-ace-hybrid.comp.jpg",
"secondary_image": "products/MVS-generic-packet_82bc75dd-753b-4a33-a4c7-725471735281.jpg",
"price": 399,
"handle": "beet-red-ace-hybrid",
"title": "Beet Seeds - Red Ace Hybrid",
"url": "/products/beet-red-ace-hybrid",
"available": true
},
{
"featured_image": "files/organic-tom-thumb-lettuce-seed-comp.jpg",
"secondary_image": "products/SSC-organic-generic-packet-com_8ffa9193-53ef-4129-93ac-c0cb6ac23bcf.jpg",
"price": 359,
"handle": "organic-tom-thumb-lettuce-seed",
"title": "Lettuce Seeds - Tom Thumb - Organic",
"url": "/products/organic-tom-thumb-lettuce-seed",
"available": true
}
]
