May is prime warm-season planting time in mild-winter zones, with soil temperatures rising and growth accelerating. This is the month to get main-season crops established outdoors, keep up with succession sowing, and set up supports before vines and tall plants take off. Watch moisture as days warm, mulch to hold soil moisture, and keep an eye out for the first big flush of pests as the garden hits its stride.
Indoors (fresh harvests):
-
Microgreens: peas, broccoli, sunflowers, arugula
-
Sprouts: alfalfa, broccoli, radish, mung
-
Herbs & greens under lights: chives, parsley, mint
Transplants to move outdoors (harden first): pepper, tomato, eggplant, melons, basil, okra — these should go out early May if not already in the ground
Crops that can be directly sown outdoors in May: beans, corn, cucumber, squash, melons, okra, sunflower, basil, dill, sweet potato slips. Succession sow beets, carrots, and radishes early in the month before heat sets in.
Cover crops: buckwheat, cowpeas, sorghum-sudangrass
Note: Warm-season crops should be going directly outdoors now, not starting under lights.
Tip: An Olympia, WA zone 8 is very different from a Jackson, MS zone 8. Consider checking with your state Extension Service office for more specific recommendations and guidelines.
Use your USDA zone as a guide. Microclimates matter — coastal/urban spots run warmer; high elevation runs colder.
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Tomatillo Seeds - Ground Cherry
Ground Cherry Tomatillo Seeds. 70 days to maturity. Can be grown in containers. Physalis pruinosa. Heirloom. Annual. Approximately 7,500 seeds per ounce. Tomatillo Seeds - Ground Cherry Sweet ripe flavor...
Rapeseed - Canola - Microgreens Seeds
7-14 Days to harvest. Brassica rapus. Rapeseed Canola Microgreen Seeds. Rape (Canola) microgreens are a delicious addition to salads, soups, smoothies, and more. They have a crunchy texture full of...
Carrot Seeds - Thumbelina
60-70 Days to Maturity. Daucus carota var. sativus. Thumbelina Carrot Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom, 1992 AAS winning carrot. This golf ball-sized round carrot is very sweet and thin-skinned....
Allium Bulbs - Purple Sensation
3 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...
Tulip Bulbs - Double Early - Mixed
10 Bulb Bag This is a pre-order item that is expected to ship in October for fall planting. Other seeds, supplies, or kits ordered with this product will ship separately....
Endive Seeds - Catalogna Emerald
Catalogna Emerald Endive Seeds. 52 - 83 days to maturity. Cichorium intybus. Heirloom, Annual. Leaves and seed stalks used for early greens, asparagus-like flavor. Approximately 11,200 seeds per ounce Endive...
Pea Seeds - Parsley
30-70 Days to maturity. Pisum sativum ’Parsley Pea’. Parsley Pea Seeds. Non-GMO, cool weather annual. Parsley Peas are a unique and delicious crop mostly grown for their edible greens and...
Tomato Seeds - Cherry - Purple Bumble Bee
70-75 Days to maturity (from transplant). Solanum lycopersicum. Purple Bumble Bee Tomato Seeds. Non-GMO, warm season annual, open-pollinated, indeterminate cherry tomato. Suitable for growing in garden plots, raised beds, and...
Pepper Seeds - Hot - Habanero Blend
80-90 Days to maturity (from transplant). Capsicum chinense. Habanero Blend Hot Pepper Seeds. This blend of habanero pepper seeds includes 6 colors for an attractive harvest. Colors include red, orange,...
Gourd Seeds - Chinese Okra
90 days to maturity. Luffa acutangula. Chinese Okra Gourd Seeds. Non-GMO, warm-season, annual, heirloom. This excellent open-pollinated variety cultivated for its fruit has a tender texture and sweet flavor. The...
Seed Assortment - The Beginner's Summer Garden
12 varieties of summer garden seeds for planting, carefully selected by our friend Jill McSheehy with The Beginner's Garden. A collection of reliable summertime favorites, including flowers that attract pollinators...
Tulip Bulbs - Double Late - Mixed
10 Bulb Bag This is a pre-order item that is expected to ship in October for fall planting. Other seeds, supplies, or kits ordered with this product will ship separately....
Peony Bulbs - Coral Sunset
This is a pre-order item that is expected to ship in October for fall planting. Other seeds, supplies, or kits ordered with this product will ship separately. This product only...
Cotton Seeds - Mississippi Brown
130 Days to maturity. Gossypium hirsutum. Mississippi Brown Cotton Seeds. Non-GMO, open-pollinated, heirloom cotton seeds. Annual in zones 8-11. It may be grown in zones 6-7 if started indoors and...
Tomato Seeds - Slicing - Tasmanian Chocolate
70-80 Days to maturity (from transplant). Solanum lycopersicum. Tasmanian Chocolate Tomato Seeds. Non-GMO, warm season annual, open-pollinated, heat tolerant, indeterminate, slicing dwarf tomato. Suitable for growing in garden plots, raised...
Gourd Seeds - Small Warted Mix
60+ Days to maturity. Cucurbita sp. Small Warted Mixed Gourd Vegetable Seeds. Non-GMO, annual, open-pollinated gourd seeds. A collection of different shapes and colors of ornamentals gourds, mostly under 1...
Gourd Seeds - Pear (Bi-Color)
Pear (Bi-color) gourds have a golden yellow top half with a dark green bottom half and horizontal white stripes on the whole fruit. Gourds are pear shaped, and grow to...
Eggplant Seeds - Turkish Orange
70-80 Days to maturity. Solanum aethiopicum. Turkish Orange Eggplant Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom, high-yielding eggplant. The Turkish Orange Eggplant produces small, round 3-4 inch fruits that start green...
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...
Sweetest Corn Seeds Collection
The Sweetest Corn Collection is handpicked of the sweetest, most sugary varieties of yellow and bi-colored corn guaranteed to produce some of the season's best tasting ears in just 75-85...
Seed Starter Kits
Whether you’re growing vegetables, herbs, flowers, or any other start-ahead seeds, these kits are perfect for you. Choose from our Basic, Deluxe, and Premium options. Each kit comes complete with...
Sustainable Produce & Microgreens Container
Sustainable Produce & Live Microgreens Container. 4 sizes to choose from. Biodegradable, recyclable paperboard. Reversible for branding with a stamp on the brown side. Ideal for Farmers Markets or food...
Pepper Seeds - Hot - Thai Ornamental
80-90 Days to maturity (from transplant). Capsicum annuum. Thai Ornamental Hot Pepper Seeds. Non-GMO, annual, open-pollinated, deer-resistant, heat-tolerant, hot pepper with hot heat levels. 50,000 to 100,000 Scoville Heat Units....
Peony Bulbs - Shirley Temple
This is a pre-order item that is expected to ship in October for fall planting. Other seeds, supplies, or kits ordered with this product will ship separately. This product only...
Lettuce Seeds - Leaf - Merlot (Organic)
55 Days to maturity. Lactuca sativa. Organic Merlot Lettuce Vegetable Seeds. Non-GMO, annual, organic, heirloom, loose-leaf lettuce. Merlot Lettuce is a particularly striking variety that stands out in any garden...
Zinnia Seeds - Queeny Lime Blush
75-85 Days to maturity. Zinnia elegans. Queeny Lime Blush Zinnia Flower Seeds. Non-GMO, open-pollinated, annual. Queeny Lime Blush Zinnia Flowers are strikingly unique zinnias that produce large pom-pom blooms of...
Gourd Seeds - Extra Long Snake
60-90 Days to maturity. Trichosanthes cucumerina var. anguina. Extra Long Snake Gourd Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom. The Extra Long Snake gourd not only adds a unique culinary ingredient...
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