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]()
Peppermint Seeds (Organic)
Perennial herb garden seeds. Certified Organic by Oregon Tilth. Non-GMO, Heirloom Peppermint Herb Garden Seed from True Leaf Market. Mentha sp. Peppermint plants are cool perennial and hybrid mints native...
Sweet Pea Seeds - High Scent
75-85 Days to Maturity. Lathyrus odoratus. Sweet Pea High Scent Seeds. Non-GMO, annual, open-pollinated flower seeds. High Scent sweet peas are a timeless and brilliant addition to any home or...
Zinnia Seeds - Persian Carpet Mix
75-85 Days to maturity. Zinnia haageana. Persian Carpet Mixed Zinnia Seeds. Non-GMO, organic, annual, heirloom, open-pollinated, 1952 AAS winner. Persian Carpet Mix Zinnia Flower seeds are some of the hardiest...
Sorrel Seeds - Red Apache (Organic)
65-75 Days to maturity. Rumex acetosella var. Apache. Organic Red Apache Sorrel Herb Seeds. Non-GMO perennial herb. Sorrel is a perennial herb with a tangy, lemon-earthy flavor often used in...
Bellis (English Daisy) Seeds - Pomponette Mix
65-85 Days to maturity. Bellis perennis. Pomponette Mixed Bellis English Daisy Seeds. Non-GMO, cool-season, open-pollinated, self-seeding, short-lived perennial. Pomponette Mixed Bellis English Daisy flowers present a low-growing rosette of cupped...
Parsley Seeds - Garden Blend
70-99 Days to maturity. Petroselinum crispum. Garden Blend Parsley Seeds. Non-GMO, annual, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. Garden Blend Parsley is...
Grass Seeds - Cloud
70-90 Days to Maturity. Agrostis nebulosa. Cloud Grass Ornamental Grass Seeds. Non-GMO. Annual in zones 3-10. Deer resistant. Attracts pollinators. Grass grows throughout the summer. Recommended for growing in xeriscapes,...
Bellis (English Daisy) Seeds - Mixed
60-75 Days to maturity. Bellis perennis. Mixed English Daisy Seeds. Non-GMO, perennial in zones 3-9. Mixed English Daisy flowers are low-growing and the perfect pop of color for rock gardens....
Endive Seeds - Castelfranco
60-75 Days to maturity. Cichorium intybus. Castelfranco Endive Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom seeds. A somewhat unique endive that is a cross between Radicchio di Treviso and broadleaf endive....
Crocus Bulbs - Mixed Colors
10 Bulb Bag This is a pre-order item that is expected to ship in Late October to November for fall planting. Other seeds, supplies, or kits ordered with this product...
Clarkia Seeds - Mix
60-90 Days to maturity. Clarkia unguiculata. Mixed Clarkia Seeds. Non-GMO, annual, ornamental flower, open-pollinated, wildflower. Also known as Elegant Clarkia, Elegant Fairyfan, or Mountain Garland. These annual wildflower clarkia blooms...
Endive Seeds - Pancaliere
60-75 Days to maturity. Cichorium endivia crispum. Pancaliere Endive Vegetable Seeds. Non-GMO, annual, open-pollinated seeds. A curled leaf endive from the north of Italy that produces bulky heads with dark...
Amaryllis Bulbs - 24/26 - Fantastica
1 Bulb Bag This is a pre-order item that is expected to ship in Late October to November for fall planting. Other seeds, supplies, or kits ordered with this product...
Amaryllis Bulbs - 24/26 - Laforest Morton
1 Bulb Bag This is a pre-order item that is expected to ship in Late October to November for fall planting. Other seeds, supplies, or kits ordered with this product...
Amaryllis Bulbs - 24/26 - Maria Goretti
1 Bulb Bag This is a pre-order item that is expected to ship in Late October to November for fall planting. Other seeds, supplies, or kits ordered with this product...
Amaryllis Bulbs - 24/26 - Red Lion
1 Bulb Bag This is a pre-order item that is expected to ship in Late October to November for fall planting. Other seeds, supplies, or kits ordered with this product...
Cauliflower Seeds - Snowball Early
70-80 days to maturity. Brassica oleracea var. botrytis. Early Snowball Cauliflower Seeds. Non-GMO, annual, open-pollinated, heirloom cauliflower seeds. This is suitable for growing in garden plots, raised beds, containers, and...
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...
Kale Seeds - Garden Blend
Garden Blend Kale Seeds. 70 - 80 days to maturity. Brassica oleracea. Open-pollinated. Annual. Everyone wants to grow the best of the best in garden performance. Kale Garden Blend's component...
Parsley Seeds - Double Curled
75 Days to maturity. Petroselinum crispum. Double Curled Parsley Seeds. Non-GMO, annual, open-pollinated, heirloom. Suitable for growing in fields, containers, garden plots, raised beds, and greenhouses. Double Curled Parsley is...
Calendula Seeds - Fiesta Gitana
60-70 Days to maturity. Calendula officinalis ’Fiesta Gitana’. Fiesta Gitana Calendula Seeds. Non-GMO, open-pollinated, heirloom, annual, also known as pot marigold. This one-of-a-kind dwarf marigold, known as Fiesta Gitana, is...
Ageratum Seeds - Dwarf Blue Mink
75-90 Days to maturity. Ageratum houstonianum ’Dwarf Blue Mink’. Dwarf Blue Mink Ageratum Seeds. Non-GMO, ornamental, annual, open-pollinated flower seeds. Dwarf Blue Mink flower seeds grow one of the season’s...
Cerastium Seeds - Snow In Summer - Biebersteinii White
60-90 Days to Maturity. Cerastium biebersteinii. Biebersteinii White Snow in Summer Flower Seeds. Non-GMO, open-pollinated. Perennial in zones 3-8. Deer resistant. Attracts pollinators. Displays white-colored blooms from late spring through...
Begonia Tubers - Samba Pastel Mixture
4 Bulb Bag This is a pre-order item and is expected to ship from February to March. Other seeds, supplies, or kits ordered with this product will ship separately. This...
Calla Lily Bulbs - Mixture
5 Bulb Bag This is a pre-order item and is expected to ship from March to April. Other seeds, supplies, or kits ordered with this product will ship separately. This...
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