Skip To Content Close Keyboard Navigation

Your cart

Close

Your cart is currently empty.

x

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.

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
234 Items
{ "manual": "Featured", "most-relevant": "Most relevant", "best-selling": "Best selling", "title-ascending": "Alphabetically, A-Z", "title-descending": "Alphabetically, Z-A", "price-ascending": "Price, low to high", "price-descending": "Price, high to low", "created-ascending": "Date, old to new", "created-descending": "Date, new to old" }
Melon Seeds - Canary Yellowmid size pouch type seed packaging for - Melon Canary Yellow
-0
Heirloom
Melon Seeds - Canary Yellow
Starting at $2.99
Pumpkin Seeds - Cinderellamid size pouch type seed packaging for - Pumpkin Cinderella
-47%
Heirloom
Pumpkin Seeds - Cinderella
Starting at $1.99
Rudbeckia Seeds - Black-Eyed Susanmid size pouch type seed packaging for - Rudbeckia Black-Eyed Susan
-0
Rudbeckia Seeds - Black-Eyed Susan
Starting at $2.99
Petunia Seeds - Wave Series (pelleted)Petunia Seeds - Wave Series (pelleted)
-0
AAS Winner
Staff Favorite
Petunia Seeds - Wave Series (pelleted)
Starting at $3.69
Cumin SeedsCumin Seeds
-0
Heirloom
Cumin Seeds
Starting at $2.99
Snapdragon Seeds - Rocket SeriesSnapdragon Seeds - Rocket Series
-0
Snapdragon Seeds - Rocket Series
Starting at $3.29
Petunia Seeds - Hulahoop Series (pelleted)Petunia Seeds - Hulahoop Series (pelleted)
-0
Petunia Seeds - Hulahoop Series (pelleted)
Starting at $3.09
Snapdragon Seeds - Floral Showers SeriesSnapdragon Seeds - Floral Showers Series
-0
Snapdragon Seeds - Floral Showers Series
Starting at $2.99
Artichoke Seeds - Imperial Starmid size pouch type seed packaging for - Artichoke Imperial Star
-37%
Artichoke Seeds - Imperial Star
Starting at $3.52
Viola Seeds - Johnny Jump Upmid size pouch type seed packaging for - Viola Johnny Jump Up
-0
Viola Seeds - Johnny Jump Up
Starting at $2.99
Squash Seeds - Winter - Blue Hubbardmid size pouch type seed packaging for - Squash Winter Blue Hubbard
-0
Heirloom
Squash Seeds - Winter - Blue Hubbard
Starting at $2.99
Tomato Seeds - Slicing - Heirloom Rainbow Blend (Organic)mid size pouch type seed packaging for - Tomato Slicing Heirloom Rainbow Blend Organic
-0
Heirloom
Organic
Tomato Seeds - Slicing - Heirloom Rainbow Blend (Organic)
Starting at $3.59
Gourds Seeds - Large Mixmid size pouch type seed packaging for - Gourds Large Mix
-0
Heirloom
Gourds Seeds - Large Mix
Starting at $3.29
Pumpkin Seeds - Jack O Lantern - Organicsmall size packet type seed packaging for - Pumpkin Jack O Lantern Organic
-0
Heirloom
Organic
Pumpkin Seeds - Jack O Lantern - Organic
Starting at $3.59
Petunia Seeds - Prism Sunshine (pelleted)Petunia Seeds - Prism Sunshine (pelleted)
-0
AAS Winner
Petunia Seeds - Prism Sunshine (pelleted)
Starting at $2.99
Sunflower Seeds - Italian WhiteSunflower Seeds - Italian White
-0
Sunflower Seeds - Italian White
Starting at $2.99
Gourds Seeds - Small Mixmid size pouch type seed packaging for - Gourds Small Mix
-0
Heirloom
Gourds Seeds - Small Mix
Starting at $3.29
Petunia Seeds - Tidal Wave Series (pelleted)Petunia Seeds - Tidal Wave Series (pelleted)
-0%
AAS Winner
Petunia Seeds - Tidal Wave Series (pelleted)
Starting at $3.69
Snapdragon Seeds - Sonnet SeriesSnapdragon Seeds - Sonnet Series
-0
Snapdragon Seeds - Sonnet Series
Starting at $2.99
Melon Seeds - Honeydew - Green Flesh (Organic)small size packet type seed packaging for - Melon Honeydew Green Flesh Organic
-0
Heirloom
Organic
Melon Seeds - Honeydew - Green Flesh (Organic)
Starting at $3.59
Sweet William Seeds - Double Mixturemid size pouch type seed packaging for - Sweet William Double Mixture
-0
Sweet William Seeds - Double Mixture
Starting at $2.99
Vinca Seeds - Mediterranean XP SeriesVinca Seeds - Mediterranean XP Series
-0
Vinca Seeds - Mediterranean XP Series
Starting at $4.89
Pumpkin Seeds - Jarrahdale (Organic)mid size pouch type seed packaging for - Tomato Slicing Yellow Perfection Organic
-0
Heirloom
Organic
Pumpkin Seeds - Jarrahdale (Organic)
Starting at $3.59
Sunflower Seeds - Ring of Firemid size pouch type seed packaging for - Zinnia Magellan Series Orange
-0
AAS Winner
Sunflower Seeds - Ring of Fire
Starting at $4.29
Pumpkin Seeds - White Queensmall size packet type seed packaging for - Pumpkin White Queen
-0
Heirloom
Pumpkin Seeds - White Queen
Starting at $3.79
Petunia Seeds - Picobella Series (pelleted)Petunia Seeds - Picobella Series (pelleted)
-0
Petunia Seeds - Picobella Series (pelleted)
Starting at $3.59
Sunflower Seeds - Teddy Bearmid size pouch type seed packaging for - Sunflower Teddy Bear
-0
Sunflower Seeds - Teddy Bear
Starting at $2.99
Sunflower Seeds - Velvet Queen
Starting at $2.99
Bean Seeds - Bush - Garbanzo (Organic)
Starting at $5.17
Aster Seeds - Crego Giant Mixture
Starting at $2.99
Onion Sets - Spanish Yellow
$6.48 $12.95
Sunflower Seeds - Red Sun
Starting at $2.99
[ { "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/melon-canary-yellow-seeds-comp.jpg", "secondary_image": "products/non-gmo-sprouting-seed_d4f89c83-54d5-4813-ad65-19f47ba95cf5.jpg", "price": 299, "handle": "melon-canary-yellow-seeds", "title": "Melon Seeds - Canary Yellow", "url": "/products/melon-canary-yellow-seeds", "available": true }, { "featured_image": "files/pumpkin-cinderella-rouge-vif-d-estampes-Comp.jpg", "secondary_image": "products/SeedPouch_fd10abec-d6e2-4659-bed8-0d0a8cc53b66.jpg", "price": 199, "handle": "pumpkin-cinderella-rouge-vif-d-estampes", "title": "Pumpkin Seeds - Cinderella", "url": "/products/pumpkin-cinderella-rouge-vif-d-estampes", "available": true }, { "featured_image": "files/black-eyed-susan-flower-seeds-comp.jpg", "secondary_image": "products/SeedPouch_3dc3dcfa-00d6-4182-8019-b83d1291c7ea.jpg", "price": 299, "handle": "black-eyed-susan-flower-seeds", "title": "Rudbeckia Seeds - Black-Eyed Susan", "url": "/products/black-eyed-susan-flower-seeds", "available": true }, { "featured_image": "files/petunia-wave-series-pelleted-flower-seed-comp.jpg", "secondary_image": "products/petunia-wave-series-pink-seed-wm_700.jpg", "price": 369, "handle": "petunia-wave-series-pelleted-flower-seed", "title": "Petunia Seeds - Wave Series (pelleted)", "url": "/products/petunia-wave-series-pelleted-flower-seed", "available": true }, { "featured_image": "files/cumin-seeds-comp.jpg", "secondary_image": "products/cumin-wm.jpg", "price": 299, "handle": "cumin-seeds", "title": "Cumin Seeds", "url": "/products/cumin-seeds", "available": true }, { "featured_image": "files/snapdragon-rocket-series-flower-seed-comp.jpg", "secondary_image": "products/snapdragon-rocket-series-cherry-flowers-wm_700.jpg", "price": 329, "handle": "snapdragon-rocket-series-flower-seed", "title": "Snapdragon Seeds - Rocket Series", "url": "/products/snapdragon-rocket-series-flower-seed", "available": true }, { "featured_image": "files/petunia-hulahoop-series-flower-seeds-Comp.jpg", "secondary_image": "products/petunia-hulahoop-series-pelleted-burgundy-flower-wm_700.jpg", "price": 309, "handle": "petunia-hulahoop-series-flower-seeds", "title": "Petunia Seeds - Hulahoop Series (pelleted)", "url": "/products/petunia-hulahoop-series-flower-seeds", "available": true }, { "featured_image": "files/snapdragon-floral-showers-series-flower-seed-comp.jpg", "secondary_image": "products/snapdragon-floral-showers-series-deep-bronze-flowers-wm_700.jpg", "price": 299, "handle": "snapdragon-floral-showers-series-flower-seed", "title": "Snapdragon Seeds - Floral Showers Series", "url": "/products/snapdragon-floral-showers-series-flower-seed", "available": true }, { "featured_image": "files/artichoke-seeds-imperial-starartichoke-seeds-imperial-star.jpg", "secondary_image": "products/non-gmo-seed-bag-sm_09ad3376-f4d3-49da-8a34-f95c45f96236.png", "price": 352, "handle": "artichoke-seeds-imperial-star", "title": "Artichoke Seeds - Imperial Star", "url": "/products/artichoke-seeds-imperial-star", "available": true }, { "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/squash-winter-blue-hubbard-seeds-Comp.jpg", "secondary_image": "products/non-gmo-sprouting-seed_32a6160b-196f-4979-a99c-125b88eecdcd.jpg", "price": 299, "handle": "squash-winter-blue-hubbard-seeds", "title": "Squash Seeds - Winter - Blue Hubbard", "url": "/products/squash-winter-blue-hubbard-seeds", "available": true }, { "featured_image": "files/tomato-seeds-heirloom-blend-organic-Comp.jpg", "secondary_image": "products/non-gmo-seed-bag-1-lb-com_e6bb42e5-5a55-4eef-84c3-a25dbc34c059.jpg", "price": 359, "handle": "tomato-seeds-heirloom-blend-organic", "title": "Tomato Seeds - Slicing - Heirloom Rainbow Blend (Organic)", "url": "/products/tomato-seeds-heirloom-blend-organic", "available": true }, { "featured_image": "files/gourds-large-mix-seeds-Comp.jpg", "secondary_image": "products/non-gmo-seed-bag-sm_62b8140b-b411-4961-ae68-d16ee3d6be35.png", "price": 329, "handle": "gourds-large-mix-seeds", "title": "Gourds Seeds - Large Mix", "url": "/products/gourds-large-mix-seeds", "available": true }, { "featured_image": "files/organic-jack-olantern-pumpkin-seed-comp.jpg", "secondary_image": "products/SSC-organic-generic-packet-com_609636de-58b5-4ea7-9f5a-2cf005f0b6e7.jpg", "price": 359, "handle": "organic-jack-olantern-pumpkin-seed", "title": "Pumpkin Seeds - Jack O Lantern - Organic", "url": "/products/organic-jack-olantern-pumpkin-seed", "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/gourds-small-mix-seeds-comp.jpg", "secondary_image": "products/non-gmo-seed-bag-sm_c168057a-4f58-4b7f-a95f-2c3b807655a3.png", "price": 329, "handle": "gourds-small-mix-seeds", "title": "Gourds Seeds - Small Mix", "url": "/products/gourds-small-mix-seeds", "available": true }, { "featured_image": "files/petunia-tidal-wave-series-pelleted-flower-seed-comp.jpg", "secondary_image": "products/petunia-tidal-wave-series-pelleted-hot-pink-flower-wm_700.jpg", "price": 369, "handle": "petunia-tidal-wave-series-pelleted-flower-seed", "title": "Petunia Seeds - Tidal Wave Series (pelleted)", "url": "/products/petunia-tidal-wave-series-pelleted-flower-seed", "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": "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/aster-crego-giant-mixture-flower-seeds-comp.jpg", "secondary_image": "products/non-gmo-seed-bag-1-oz-sm_ded86187-b263-4fe5-b92b-011921d77b96.png", "price": 299, "handle": "aster-crego-giant-mixture-flower-seeds", "title": "Aster Seeds - Crego Giant Mixture", "url": "/products/aster-crego-giant-mixture-flower-seeds", "available": false }, { "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/organic-green-flesh-melon-seeds-Comp.jpg", "secondary_image": "products/SSC-organic-generic-packet-com_ae559545-9696-4406-84cb-d6692b2dae01.jpg", "price": 359, "handle": "organic-green-flesh-melon-seeds", "title": "Melon Seeds - Honeydew - Green Flesh (Organic)", "url": "/products/organic-green-flesh-melon-seeds", "available": true }, { "featured_image": "files/sweet-william-double-mixture-flower-seeds-Comp.jpg", "secondary_image": "products/SeedPouch_a2790d02-9071-4b5b-b142-5539bc492af3.jpg", "price": 299, "handle": "sweet-william-double-mixture-flower-seeds", "title": "Sweet William Seeds - Double Mixture", "url": "/products/sweet-william-double-mixture-flower-seeds", "available": true }, { "featured_image": "files/vinca-mediterranean-series-xp-flower-seed-comp.jpg", "secondary_image": "products/vinca-mediterranean-polka-dot-xp-flowers-wm_700.jpg", "price": 489, "handle": "vinca-mediterranean-series-xp-flower-seed", "title": "Vinca Seeds - Mediterranean XP Series", "url": "/products/vinca-mediterranean-series-xp-flower-seed", "available": true }, { "featured_image": "files/organic-jarrahdale-pumpkin-Comp.jpg", "secondary_image": "files/Sustainable_1_lb.jpg", "price": 359, "handle": "organic-jarrahdale-pumpkin", "title": "Pumpkin Seeds - Jarrahdale (Organic)", "url": "/products/organic-jarrahdale-pumpkin", "available": true }, { "featured_image": "files/sunflower-ring-of-fire-flower-seed-comp.jpg", "secondary_image": "files/MVS_1_lb.jpg", "price": 429, "handle": "sunflower-ring-of-fire-flower-seed", "title": "Sunflower Seeds - Ring of Fire", "url": "/products/sunflower-ring-of-fire-flower-seed", "available": true }, { "featured_image": "files/sunflower-red-sun-flower-seed-Comp.jpg", "secondary_image": "products/Seed_Packet_1_2_494f3ed6-ff26-4005-af6e-955afcf7510b.jpg", "price": 299, "handle": "sunflower-red-sun-flower-seed", "title": "Sunflower Seeds - Red Sun", "url": "/products/sunflower-red-sun-flower-seed", "available": false }, { "featured_image": "files/pumpkin-seeds-white-queen-comp.jpg", "secondary_image": "products/Seed_Packet_1_1_1_1_1_e7054b79-258a-4c42-8dc9-50c1453dc4d6.jpg", "price": 379, "handle": "pumpkin-seeds-white-queen", "title": "Pumpkin Seeds - White Queen", "url": "/products/pumpkin-seeds-white-queen", "available": true }, { "featured_image": "files/petunia-picobella-series-flower-seeds-Comp.jpg", "secondary_image": "products/petunia-picobella-series-carmine-seed-wm_700.jpg", "price": 359, "handle": "petunia-picobella-series-flower-seeds", "title": "Petunia Seeds - Picobella Series (pelleted)", "url": "/products/petunia-picobella-series-flower-seeds", "available": true }, { "featured_image": "files/sunflower-teddy-bear-flower-seed-comp.jpg", "secondary_image": "products/SeedPouch_46972634-ee5c-4d10-844a-d372b9e64258.jpg", "price": 299, "handle": "sunflower-teddy-bear-flower-seed", "title": "Sunflower Seeds - Teddy Bear", "url": "/products/sunflower-teddy-bear-flower-seed", "available": true } ]
%HHours
%MMinutes
%SSeconds
%-dDays
%HHours
%MMinutes
%SSeconds
%-wWeeks
%-dDays
%HHours
%MMinutes
%SSeconds
%HHours
%MMinutes
%SSeconds
%-dDays
%HHours
%MMinutes
%SSeconds
%-wWeeks
%-dDays
%HHours
%MMinutes
%SSeconds
//store.trueleafmarket.com/cdn/shop/t/54/assets/favicon-dark.webp?v=99523036855073563661712858117 //store.trueleafmarket.com/cdn/shop/t/54/assets/option-a.js?v=321255 //store.trueleafmarket.com/cdn/shop/t/54/assets/option-b.js?v=321255 Back to top