Zone 10B — May
What to Plant in May in Zone 10B
May in Zone 10B:
0 crops to start indoors,
0 to plant or direct sow outside, and
256 entering harvest window.
Last frost averages January 11. Reference city: Los Angeles, CA.
0 Start Indoors
0 Plant Outside
256 Harvest
Start Indoors in May
Nothing to start seeds indoors in May for Zone 10B.
Next window: December
— 2 varieties, including Texas 1015Y SuperSweet Onion, Viola and pansy edible flowers.
Plant Outside in May
Nothing to plant or sow outside in May for Zone 10B.
Next window: December
— 78 varieties, including All Year Round, America, Astro Arugula.
Harvest in May
| Plant | Type | Planted / Sown | Harvest Window |
|---|---|---|---|
| Giant Imperial Mix Larkspur Flowers | flower | Jan 25 | May 5 – May 25 |
| Texas 1015Y SuperSweet Onion | root vegetable | Jan 18 | May 3 – May 13 |
| Acorn Squash | squash | Feb 22 | May 13 – Jun 2 |
| African Flake Daisy Flowers | flower | Feb 15 | May 16 – May 26 |
| All Sorts Surprise Mix Sunflowers | flower | Feb 22 | May 3 – Jun 2 |
| All Sweet Watermelon | melon | Feb 22 | May 23 – May 28 |
| Amarillo Oro Melon | melon | Feb 22 | May 23 |
| Amarillo Yellow Carrots | root vegetable | Feb 15 | May 1 |
| Angelica | herb | Feb 15 | May 6 – May 16 |
| Arroyo Lupine Flowers | flower | Feb 15 | May 11 – May 31 |
| Autumn King Carrots | root vegetable | Feb 15 | May 1 – May 6 |
| Banana Melon | melon | Feb 22 | May 23 |
| Barletta, Pearly White Onions | root vegetable | Feb 15 | May 1 – May 6 |
| Beauregard Sweet Potato | root vegetable | Feb 22 | May 23 – Jun 7 |
| Black Beauty Eggplant | vegetable | Feb 15 | May 1 – May 16 |
| Black Diamond Watermelon | melon | Feb 22 | May 23 |
| Burgess Buttercup Winter Squash | squash | Feb 22 | May 23 |
| Cal Sweet Watermelon | melon | Feb 22 | May 18 – May 23 |
| Calypso Bean | legume | Feb 22 | May 3 – May 23 |
| Carentan Leeks | allium | Feb 1 | May 2 – May 22 |
| Carolina Cross Watermelon | melon | Feb 22 | May 28 |
| Chinese Snake Cucumber | cucumber | Feb 22 | May 8 |
| Chocolate Cherry Sunflowers | flower | Feb 22 | May 8 – May 23 |
| Christmas Lima Bean | legume | Feb 25 | May 20 – May 26 |
| Clasping Coneflower | flower | Feb 22 | May 18 – Jun 2 |
| Classic Tomatillos | vegetable | Feb 22 | May 13 – May 18 |
| Congo Watermelon | melon | Feb 22 | May 23 – May 28 |
| Crego Mix Aster Flowers | flower | Feb 22 | May 13 – May 23 |
| Crimson Sweet Watermelon | melon | Feb 15 | May 6 – May 16 |
| Danish Ballhead Cabbage | brassica | Feb 1 | May 12 – May 22 |
| Danvers Carrot | root vegetable | Feb 22 | May 3 – May 13 |
| Dark Green Summer Squash | squash | Feb 22 | May 13 |
| Delicata Squash | squash | Feb 22 | May 13 – Jun 2 |
| Drumhead Cabbage | brassica | Feb 1 | May 2 – May 12 |
| Edamame | legume | Feb 22 | May 8 – May 28 |
| Evening Sun Sunflowers | flower | Feb 22 | May 13 – May 23 |
| Fall Rutabagas | root vegetable | Feb 22 | May 18 – Jun 2 |
| Fava Bean | legume | Feb 22 | May 8 – Jun 2 |
| Florida Giant Watermelon | melon | Feb 22 | May 18 |
| Georgia Rattlesnake Watermelon | melon | Feb 22 | May 23 – May 28 |
| Giant Maximum Mix Snapdragon Flowers | flower | Feb 15 | May 6 – May 21 |
| Giant Musselburgh Leeks | allium | Feb 1 | May 12 – May 17 |
| Glory of Enkhuizen Cabbage | brassica | Feb 1 | May 2 |
| Golden Celery | vegetable | Feb 22 | May 18 – May 28 |
| Green Flesh Honeydew Melon | melon | Feb 22 | May 18 – Jun 2 |
| Green Marrow Summer Squash | squash | Feb 22 | May 18 |
| Hamburg Rooted Parsley | herb | Feb 1 | May 2 – May 22 |
| Harris Model Parsnips | root vegetable | Feb 15 | May 16 |
| Heart of Gold Cantaloupe Melon | melon | Feb 22 | May 18 – Jun 2 |
| Heirloom Red Kuri Squash | squash | Feb 22 | May 23 – Jun 2 |
| Honey Rock Cantaloupe Melon | melon | Feb 22 | May 18 – Jun 2 |
| Imperial Star Artichoke | vegetable | Feb 15 | May 16 – May 26 |
| Isis Candy Cherry Tomatoes | tomato | Feb 22 | May 3 – May 13 |
| Jack O'Lantern Pumpkin | squash | Feb 22 | May 23 – Jun 12 |
| Jacob's Cattle beans | legume | Feb 22 | May 13 – May 23 |
| Jubilee Watermelon | melon | Feb 22 | May 23 – May 28 |
| Kellogg's Breakfast tomatoes | tomato | Feb 22 | May 8 – May 18 |
| King of the Garden Pole Lima Bean | legume | Feb 25 | May 24 – May 31 |
| Leek | vegetable | Feb 15 | May 26 – Jun 25 |
| Lunar White Carrots | root vegetable | Feb 15 | May 1 – May 6 |
| Moon & Stars Red-Flesh Watermelon | melon | Feb 22 | May 23 – Jun 2 |
| Moon & Stars Yellow-Flesh Watermelon | melon | Feb 22 | May 23 – Jun 2 |
| OG American Flag Leeks | allium | Feb 1 | May 2 – May 12 |
| Orange Flesh Honeydew Melon | melon | Feb 22 | May 18 – Jun 2 |
| Orion Florence Fennel | vegetable | Feb 22 | May 13 – May 23 |
| Paul Robeson tomatoes | tomato | Feb 22 | May 3 – May 18 |
| Pineapple Tomatillos | vegetable | Feb 22 | May 3 – May 13 |
| Pixie Delight Lupine Flowers | flower | Feb 15 | May 16 – Jun 5 |
| Planters Jumbo Cantaloupe Melon | melon | Feb 22 | May 18 |
| Popcorn | vegetable | Feb 15 | May 11 – Jun 15 |
| Powderpuff Aster Flowers | flower | Feb 22 | May 8 – May 18 |
| Prizewinner Runner Pole Bean | legume | Feb 22 | May 8 – May 15 |
| Purple Tomatillos | vegetable | Feb 22 | May 8 – May 18 |
| Queen Anne's Lace Flowers | flower | Feb 15 | May 11 – May 26 |
| Red Pontiac Potato | root vegetable | Feb 22 | May 23 – Jun 12 |
| Savoy Perfection Cabbage | brassica | Feb 1 | May 2 – May 7 |
| Shallot | vegetable | Feb 15 | May 16 – Jun 15 |
| Silver Queen Sweet Corn | vegetable | Feb 15 | May 16 – May 18 |
| Single Mix China Aster Flowers | flower | Feb 22 | May 3 – May 13 |
| Spaghetti Squash | squash | Feb 22 | May 21 – Jun 2 |
| Sugar Pie Pumpkin | squash | Feb 22 | May 23 – Jun 12 |
| Sun Gold Sunflowers | flower | Feb 22 | May 13 – May 28 |
| Sunshine Kabocha Squash | squash | Feb 22 | May 28 – Jun 2 |
| Sweet Marjoram | herb | Feb 22 | May 8 – May 23 |
| Tall Utah 52-70 Celery | vegetable | Feb 15 | May 26 – Jun 25 |
| Tendercrisp Celery | vegetable | Feb 22 | May 18 – Jun 2 |
| Tendersweet Orange Watermelon | melon | Feb 22 | May 23 – May 28 |
| Texas Bluebonnet Lupine Flowers | flower | Feb 15 | May 1 – May 21 |
| Thorogreen Bush Lima Bean | legume | Feb 25 | May 1 – May 11 |
| Tiger Eye Bean | legume | Feb 22 | May 13 – May 23 |
| Tom Watson Watermelon | melon | Feb 22 | May 18 |
| Trucker's Favorite Corn | vegetable | Feb 22 | May 8 – May 18 |
| Velvet Queen Sunflowers | flower | Feb 22 | May 8 – May 23 |
| Verde Tomatillos | vegetable | Feb 22 | May 8 – May 18 |
| Wee Be Little Pumpkin | squash | Feb 22 | May 18 |
| White Emergo Runner Pole Bean | legume | Feb 22 | May 8 – May 13 |
| White Marrow Summer Squash | squash | Feb 22 | May 18 |
| Yukon Gold Potato | root vegetable | Feb 22 | May 13 – Jun 2 |
| Abe Lincoln Tomatoes | tomato | Mar 1 | May 20 – May 30 |
| Ace 55 Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Aji Amarillo Peppers | pepper | Mar 1 | May 30 – Jun 29 |
| Aji Dulce Peppers | pepper | Mar 1 | May 30 – Jun 19 |
| Amish Paste Tomatoes | tomato | Mar 1 | May 14 – May 25 |
| Anaheim Peppers | pepper | Mar 1 | May 17 – May 25 |
| Ancho Grande Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Anna Russian Tomatoes | tomato | Mar 1 | May 10 |
| Atkinson Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Aunt Ruby's German Green Tomatoes | tomato | Mar 1 | May 20 |
| Banana Peppers | pepper | Mar 8 | May 7 – May 17 |
| Beefsteak Tomatoes | tomato | Mar 1 | May 20 – May 25 |
| Better Boy Tomatoes | tomato | Mar 1 | May 10 – May 15 |
| Bhut Jolokia Ghost Pepper | pepper | Mar 1 | May 30 – Jun 29 |
| Big Beef Tomatoes | tomato | Mar 1 | May 10 |
| Big Bertha Peppers | pepper | Mar 8 | May 17 – May 20 |
| Big Boy Tomatoes | tomato | Mar 1 | May 18 |
| Big Jim Hatch Chile | pepper | Mar 1 | May 10 – May 15 |
| Big Rainbow Tomatoes | tomato | Mar 1 | May 25 – Jun 4 |
| Bitter melons | vegetable | Mar 1 | May 15 – May 30 |
| Black Cherry Tomatoes | tomato | Mar 1 | May 4 – May 15 |
| Black From Tula Tomatoes | tomato | Mar 1 | May 25 |
| Black Krim Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Black Pearl Tomatoes | tomato | Mar 1 | May 5 |
| Blondkopfchen Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Bonny Best Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Bradley Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Brussels Sprouts | brassica | Mar 1 | May 25 – Jun 19 |
| California Wonder Peppers | pepper | Mar 8 | May 19 – May 22 |
| Calypso Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Cantaloupe | melon | Mar 1 | May 20 – May 30 |
| Caribe Tomatoes | tomato | Mar 1 | May 15 – May 25 |
| Carmello Tomatoes | tomato | Mar 1 | May 10 – May 15 |
| Carmen Peppers | pepper | Mar 8 | May 7 – May 27 |
| Carolina Reaper peppers | pepper | Mar 1 | May 30 – Jun 29 |
| Casper Eggplant | vegetable | Mar 1 | May 10 |
| Cayenne Peppers | pepper | Mar 1 | May 25 – Jun 4 |
| Celebrity Tomatoes | tomato | Mar 1 | May 10 – May 12 |
| Chadwick's Cherry Tomatoes | tomato | Mar 1 | May 10 – May 30 |
| Cherokee Purple Tomatoes | tomato | Mar 1 | May 18 – May 25 |
| Cherry Bomb peppers | pepper | Mar 1 | May 15 – May 20 |
| Chinese 5-Color Peppers | pepper | Mar 1 | May 15 – May 25 |
| Chocolate Bell Sweet Peppers | pepper | Mar 1 | May 5 – May 20 |
| Chocolate Cherry Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Chocolate Habanero Hot Peppers | pepper | Mar 1 | May 25 – Jun 14 |
| Chocolate Stripes Tomatoes | tomato | Mar 1 | May 20 |
| Corno di Toro Pepper | pepper | Mar 1 | May 15 – May 20 |
| Costoluto Genovese Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Creole Tomatoes | tomato | Mar 1 | May 20 – May 30 |
| Cubanelle Peppers | pepper | Mar 8 | May 9 – May 17 |
| Cupid Grape Tomatoes | tomato | Mar 1 | May 5 – May 10 |
| Datil peppers | pepper | Mar 1 | May 30 – Jun 19 |
| Delicious Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Devils Tongue Yellow Hot Peppers | pepper | Mar 1 | May 30 – Jun 19 |
| Dwarf Long Pod Okra | vegetable | Mar 8 | May 2 – May 7 |
| Egg Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Emerald Giant Sweet Peppers | pepper | Mar 1 | May 15 – May 25 |
| Firecracker Hot Peppers | pepper | Mar 1 | May 20 – Jun 29 |
| Fish Peppers | pepper | Mar 1 | May 10 – May 20 |
| Five Star Grape Tomatoes | tomato | Mar 1 | May 2 |
| Floradade Tomatoes | tomato | Mar 1 | May 10 – May 15 |
| Florida Market Eggplant | vegetable | Mar 1 | May 20 – May 30 |
| Fresno Peppers | pepper | Mar 1 | May 15 – May 20 |
| German Johnson Tomatoes | tomato | Mar 1 | May 25 |
| Gochugaru Korean Peppers | pepper | Mar 1 | May 15 |
| Golden Bantam Sweet Corn | vegetable | Mar 1 | May 9 – May 15 |
| Golden Marconi Sweet Peppers | pepper | Mar 1 | May 5 – May 20 |
| Golden Sunray Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Green Grape Tomatoes | tomato | Mar 1 | May 5 – May 18 |
| Green Zebra Tomatoes | tomato | Mar 1 | May 15 – May 18 |
| Gypsy Peppers | pepper | Mar 8 | May 7 – May 12 |
| Hatch Green Chile (NM 6-4) Peppers | pepper | Mar 1 | May 10 – May 20 |
| Hillbilly Tomatoes | tomato | Mar 1 | May 25 |
| Holiday Marbles Hot Peppers | pepper | Mar 1 | May 30 – Jun 19 |
| Homestead Tomatoes | tomato | Mar 1 | May 20 – May 25 |
| Hungarian Hot Wax Pepper | pepper | Mar 1 | May 5 – May 15 |
| Indigo Rose Tomatoes | tomato | Mar 1 | May 15 – May 30 |
| Jalapeño Peppers | pepper | Mar 1 | May 5 – May 15 |
| Jaune Flamme Tomatoes | tomato | Mar 1 | May 20 |
| Jet Star Tomatoes | tomato | Mar 1 | May 10 – May 12 |
| Jimmy Nardello Peppers | pepper | Mar 8 | May 27 – Jun 6 |
| Jubilee Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| King Arthur Peppers | pepper | Mar 8 | May 9 – May 15 |
| Large Red Cherry Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Lemon Habanero Hot Peppers | pepper | Mar 1 | May 25 – Jun 14 |
| Long Green Louisiana Eggplant | vegetable | Mar 1 | May 5 – May 10 |
| Long Purple Italian Eggplant | vegetable | Mar 1 | May 15 |
| Lunchbox Mini Peppers | pepper | Mar 8 | May 2 – May 7 |
| Marglobe Improved Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Marglobe Supreme Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Mariachi Peppers | pepper | Mar 1 | May 6 – May 15 |
| Marion Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Midnight Snack Tomatoes | tomato | Mar 1 | May 5 – May 10 |
| Money Maker Tomatoes | tomato | Mar 1 | May 15 – May 25 |
| Mortgage Lifter Tomatoes | tomato | Mar 1 | May 20 – May 25 |
| Mountain Magic Tomatoes | tomato | Mar 1 | May 12 – May 15 |
| Mr. Stripey Tomatoes | tomato | Mar 1 | May 25 – Jun 4 |
| Mucho Nacho Jalapeño Peppers | pepper | Mar 1 | May 8 – May 10 |
| Napoletano Basil | herb | Mar 1 | May 15 |
| NuMex Twilight Hot Peppers | pepper | Mar 1 | May 30 – Jun 29 |
| Orange Habanero Hot Peppers | pepper | Mar 1 | May 25 – Jun 14 |
| Orange Horizon Sweet Peppers | pepper | Mar 1 | May 15 – May 20 |
| Orange Oxheart Tomatoes | tomato | Mar 1 | May 15 – May 25 |
| Padron Peppers | pepper | Mar 8 | May 7 – May 12 |
| Pandora Striped Eggplant | vegetable | Mar 1 | May 15 – May 20 |
| Pasilla de Oaxaca Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Patio Princess Tomatoes | tomato | Mar 1 | May 5 – May 10 |
| Pepperoncini Pepper | pepper | Mar 1 | May 5 – May 15 |
| Pimento Sweet Peppers | pepper | Mar 1 | May 25 – May 30 |
| Pineapple Tomatoes | tomato | Mar 1 | May 25 – Jun 4 |
| Pink Delicious Tomatoes | tomato | Mar 1 | May 20 – May 24 |
| Pink Oxheart Tomatoes | tomato | Mar 1 | May 20 – May 30 |
| Poblano Peppers | pepper | Mar 1 | May 5 – May 15 |
| Ponderosa Red Beefsteak Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Potato onion clusters | root vegetable | Mar 1 | May 30 – Jun 29 |
| Pretty Purple Hot Peppers | pepper | Mar 1 | May 30 – Jun 29 |
| Purple Basil | herb | Mar 1 | May 10 – May 25 |
| Purple Beauty Sweet Peppers | pepper | Mar 1 | May 10 – May 15 |
| Purple Tiger Hot Peppers | pepper | Mar 1 | May 30 – Jun 9 |
| Red Cabbage | brassica | Mar 1 | May 10 – Jun 19 |
| Red Caribbean Habanero Hot Peppers | pepper | Mar 1 | May 25 – Jun 14 |
| Red Cayenne Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Red Cherry Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Red Mushroom Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Red Pear Tomatoes | tomato | Mar 1 | May 5 – May 15 |
| Red Rubin Basil | herb | Mar 1 | May 12 |
| Rio Grande Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Roma VF Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Romanesco | brassica | Mar 1 | May 15 – Jun 9 |
| Round Mauve Eggplant | vegetable | Mar 1 | May 20 – May 30 |
| Rutgers Tomato | tomato | Mar 1 | May 10 – May 20 |
| San Marzano Tomatoes | tomato | Mar 1 | May 18 – May 28 |
| Santa Fe Grande Hot Peppers | pepper | Mar 1 | May 15 – May 20 |
| Serrano Peppers | pepper | Mar 1 | May 10 – May 20 |
| Shishito Peppers | pepper | Mar 8 | May 7 – May 12 |
| Spicy Globe Basil | herb | Mar 1 | May 10 |
| Stupice Tomatoes | tomato | Mar 1 | May 5 |
| Sugar Baby Watermelon | melon | Mar 1 | May 15 – May 20 |
| Sunbright Yellow Sweet Peppers | pepper | Mar 1 | May 15 – May 20 |
| Sunray Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Sweet Treats Tomatoes | tomato | Mar 1 | May 5 – May 15 |
| Tabasco Hot Peppers | pepper | Mar 1 | May 20 – May 30 |
| Thai Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Thessaloniki Tomatoes | tomato | Mar 1 | May 15 – May 20 |
| Trinidad Moruga Scorpion peppers | pepper | Mar 1 | May 20 – Jun 29 |
| Tumbling Tom Red Tomatoes | tomato | Mar 1 | May 5 – May 10 |
| Turkish Orange Eggplant | vegetable | Mar 1 | May 25 – May 30 |
| VR Moscow Tomatoes | tomato | Mar 1 | May 20 – May 30 |
| Waltham 29 Broccoli | brassica | Mar 1 | May 15 – May 30 |
| White Cherry Tomatoes | tomato | Mar 1 | May 10 – May 15 |
| White Cloud Sweet Peppers | pepper | Mar 1 | May 10 – May 15 |
| Yellow Beefsteak Tomatoes | tomato | Mar 1 | May 15 – May 25 |
| Yellow Jalapeno (Caloro) Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Yellow Mushroom Hot Peppers | pepper | Mar 1 | May 15 – May 25 |
| Yellow Oxheart Tomatoes | tomato | Mar 1 | May 25 – May 30 |
| Yellow Pear Tomatoes | tomato | Mar 1 | May 10 – May 20 |
| Yellow Scotch Bonnet Hot Peppers | pepper | Mar 1 | May 30 – Jun 29 |
| Yolo Wonder Sweet Peppers | pepper | Mar 1 | May 10 – May 20 |
Key Tasks for May in Zone 10B
- 1 Check soil moisture before watering — stick a finger 2 inches into the soil. Water only when the soil is dry at that depth. Consistent moisture is more important than frequency.
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