links to seed finder tool

May is the month when the gardening season shifts into high gear across most of the country. In cold-winter zones, the last frost is finally behind us, and it's time to get warm-season crops in the ground. In mild-winter zones, the garden is already humming, and the focus turns to keeping up with rapid spring growth. And in the warmest zones, the race is on to get heat-lovers established before summer temperatures take over. Whatever your zone, May is a month of momentum.


Zones 1-7a: May is the main planting kickoff in cold-winter zones, when gardens finally move from starts and prep into full outdoor action. Early May often still favors hardy transplants and direct-sown cool-season crops, while mid-to-late May is when many areas can safely set out warm-season plants as frost risk drops. Keep hardening off seedlings, use row cover if nights run cold, and focus on steady watering and early weed control so young plants establish quickly.

Zones 7b-9a: 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.

Zones 9b-12: May marks the shift into early summer conditions in the warm-winter zones, and gardens respond fast with rapid growth. Warm-season crops should be planted and growing strongly now, and succession sowing keeps harvests coming even as temperatures climb. Stay ahead of heat stress by mulching, watering consistently, and planting in the coolest part of the day - and in the hottest areas, begin planning for shade cloth and other summer protection.

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
2487 Items
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Digitalis (Foxglove) Seeds - Mixed Colormid size pouch type seed packaging for - Digitalis Foxglove Mixed Color
-0
Digitalis (Foxglove) Seeds - Mixed Color
Starting at $2.99
Alyssum Seeds - Royal Carpetmid size pouch type seed packaging for - Alyssum Royal Carpet
-0
Alyssum Seeds - Royal Carpet
Starting at $2.99
Shasta Daisy Seeds - Alaskamid size pouch type seed packaging for - Shasta Daisy Alaska
-0
Shasta Daisy Seeds - Alaska
Starting at $2.99
Echinacea Seeds - Cheyenne Spiritmid size pouch type seed packaging for - Echinacea Cheyenne Spirit
-0
AAS Winner
Echinacea Seeds - Cheyenne Spirit
Starting at $6.79
Pepper Seeds - Sweet - Gypsy HybridPepper Seeds - Sweet - Gypsy Hybrid
-0
AAS Winner
Pepper Seeds - Sweet - Gypsy Hybrid
Starting at $3.69
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
Mustard Seeds - Red Giant (Organic)small size packet type seed packaging for - Mustard Red Giant Organic
-0
Heirloom
Organic
Mustard Seeds - Red Giant (Organic)
Starting at $3.59
Lettuce Seeds - Jerichosmall size packet type seed packaging for - Lettuce Jericho
-0
Heirloom
Lettuce Seeds - Jericho
Starting at $2.99
Mustard Seeds - Tatsoi
-0
Heirloom
Mustard Seeds - Tatsoi
Starting at $3.99
Cauliflower Seeds - Self-Blanchesmall size packet type seed packaging for - Cauliflower Self-Blanche
-0
Heirloom
Cauliflower Seeds - Self-Blanche
Starting at $2.99
Eggplant Seeds - Long Purplemid size pouch type seed packaging for - Eggplant Long Purple
-0
Heirloom
Eggplant Seeds - Long Purple
Starting at $2.99
Onion Seeds - Short - Yellow Granex PRR HybridOnion Seeds - Short - Yellow Granex PRR Hybrid
-0
Onion Seeds - Short - Yellow Granex PRR Hybrid
Starting at $3.99
Zinnia Seeds - State Fair Mixmid size pouch type seed packaging for - Zinnia State Fair Mix
-0
Zinnia Seeds - State Fair Mix
Starting at $3.39
Zinnia Seeds - Thumbelina Mixturemid size pouch type seed packaging for - Zinnia Thumbelina Mixture
-0
AAS Winner
Zinnia Seeds - Thumbelina Mixture
Starting at $2.99
Squash Seeds - Winter - Table King Bush Acornmid size pouch type seed packaging for - Squash Winter Table King Bush Acorn
-0
AAS Winner
Heirloom
Squash Seeds - Winter - Table King Bush Acorn
Starting at $2.99
Squash Seeds - Winter - Japanese Red Kuri (Uchiki Kuri)Squash Seeds - Winter - Japanese Red Kuri (Uchiki Kuri)
-0
Heirloom
Squash Seeds - Winter - Japanese Red Kuri (Uchiki Kuri)
Starting at $3.99
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
Eggplant Seeds - Fairy Tale Hybridmid size pouch type seed packaging for - Eggplant Fairy Tale Hybrid
-0
AAS Winner
Eggplant Seeds - Fairy Tale Hybrid
Starting at $4.09
Lettuce Seeds - Leaf - Lollo Rossomid size pouch type seed packaging for - Lettuce Leaf Lollo Rosso
-0
Heirloom
Lettuce Seeds - Leaf - Lollo Rosso
Starting at $2.99
Pepper Seeds - Hot - Fresno Chilismall size packet type seed packaging for - Pepper Hot Fresno Chili
-0
Heirloom
Pepper Seeds - Hot - Fresno Chili
Starting at $2.99
Watermelon Seeds - Picnic - Moon & Stars (Organic)mid size pouch type seed packaging for - Watermelon Picnic Moon & Stars Organic
-0
Heirloom
Organic
Watermelon Seeds - Picnic - Moon & Stars (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
Cucumber Seeds - Marketmore 76mid size pouch type seed packaging for - Cucumber Marketmore 76
-31%
Heirloom
Cucumber Seeds - Marketmore 76
Starting at $1.99
Tomato Seeds - Paste - Rio Grandemid size pouch type seed packaging for - Tomato Paste Rio Grande
-0
Heirloom
Tomato Seeds - Paste - Rio Grande
Starting at $2.99
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
Hibiscus Seeds - Luna SeriesHibiscus Seeds - Luna Series
-0
Hibiscus Seeds - Luna Series
Starting at $15.36
Pak Choi Seeds - Extra Dwarfmid size pouch type seed packaging for - Pak Choi Extra Dwarf
-0
Heirloom
Pak Choi Seeds - Extra Dwarf
Starting at $3.99
Watermelon Seeds - Icebox - Bush Sugar Babysmall size packet type seed packaging for - Watermelon Icebox Bush Sugar Baby
-0
Heirloom
Watermelon Seeds - Icebox - Bush Sugar Baby
Starting at $2.99
Bean Seeds - Bush - Midori Giant Edamame Soybeanmid size pouch type seed packaging for - Bean Bush Midori Giant Edamame Soybean
-0
Heirloom
Bean Seeds - Bush - Midori Giant Edamame Soybean
Starting at $3.99
Petunia Seeds - Prism Sunshine (pelleted)Petunia Seeds - Prism Sunshine (pelleted)
-0
AAS Winner
Petunia Seeds - Prism Sunshine (pelleted)
Starting at $2.99
Cucumber Seeds - Armenian Striped
Starting at $2.99
Bean Seeds - Bush - Provider (Organic)
Starting at $3.59
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