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Zone 10B — April

What to Plant in April in Zone 10B

April in Zone 10B: 0 crops to start indoors, 0 to plant or direct sow outside, and 228 entering harvest window. About 1 winter in 9 freezes; in those winters the last frost averages January 11. Reference city: Los Angeles, CA.
Updated August 12, 2026 · Frost data from NOAA 1991-2020 Climate Normals
0 Start Indoors
0 Plant Outside
228 Harvest
Frost risk: Cleared

Frost season has cleared in Zone 10B: about 1 winter in 9 reaches 32°F. In those winters, the last spring frost typically passed by January 11, and the very latest 10% chance closed by February 10. Tender crops are safe to plant out.

See full Zone 10B frost outlook

Start Indoors in April

Nothing to start seeds indoors in April for Zone 10B.
Next window: September — 1 variety, including Texas 1015Y SuperSweet Onion.

Plant Outside in April

Nothing to plant or sow outside in April for Zone 10B.
Next window: June — 88 varieties, including All Year Round Lettuce, America Spinach, Astro Arugula.

Harvest in April

Plant Type Planted / Sown Harvest Window
Abe Lincoln Tomatoes tomato Jan 25 Apr 15 – Apr 25
Ace 55 Tomatoes tomato Jan 25 Apr 15 – Apr 20
Adirondack Blue Potato root vegetable Jan 18 Apr 15
African Flake Daisy Flowers flower Jan 11 Apr 11 – Apr 21
Aji Amarillo Peppers pepper Jan 25 Apr 25 – May 25
Aji Dulce Peppers pepper Jan 25 Apr 25 – May 15
All Sweet Watermelon melon Jan 25 Apr 25 – Apr 30
Amarillo Oro Melon melon Jan 25 Apr 25
Amarillo Yellow Carrots root vegetable Jan 18 Apr 3
American Purple Top Rutabaga root vegetable Jan 18 Apr 13 – Apr 28
Amish Paste Tomatoes tomato Jan 25 Apr 9 – Apr 20
Anaheim Peppers pepper Jan 25 Apr 12 – Apr 20
Ancho Grande Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Angelica herb Jan 11 Apr 1 – Apr 11
Anise herb Jan 18 Apr 28 – May 18
Anna Russian Tomatoes tomato Jan 25 Apr 5
Arroyo Lupine Flowers flower Jan 11 Apr 6 – Apr 26
Atkinson Tomatoes tomato Jan 25 Apr 5 – Apr 15
Aunt Molly's Ground Cherry vegetable Jan 25 Apr 5 – Apr 25
Aunt Ruby's German Green Tomatoes tomato Jan 25 Apr 15
Autumn King Carrots root vegetable Jan 18 Apr 3 – Apr 8
Baby Blue Hubbard Winter Squash squash Jan 18 Apr 23
Banana Melon melon Jan 25 Apr 25
Beauregard Sweet Potato root vegetable Jan 18 Apr 18 – May 3
Beefsteak Tomatoes tomato Jan 25 Apr 15 – Apr 20
Better Boy Tomatoes tomato Jan 25 Apr 5 – Apr 10
Bhut Jolokia Ghost Pepper pepper Jan 25 Apr 25 – May 25
Big Beef Tomatoes tomato Jan 25 Apr 5
Big Boy Tomatoes tomato Jan 25 Apr 13
Big Jim Hatch Chile pepper Jan 25 Apr 5 – Apr 10
Big Rainbow Tomatoes tomato Jan 25 Apr 20 – Apr 30
Bitter melons vegetable Jan 25 Apr 10 – Apr 25
Black Beauty Eggplant vegetable Jan 25 Apr 10 – Apr 25
Black Diamond Watermelon melon Jan 25 Apr 25
Black From Tula Tomatoes tomato Jan 25 Apr 20
Black Krim Tomatoes tomato Jan 25 Apr 10 – Apr 15
Blondkopfchen Tomatoes tomato Jan 25 Apr 10 – Apr 15
Bonny Best Tomatoes tomato Jan 25 Apr 10 – Apr 15
Bradley Tomatoes tomato Jan 25 Apr 10 – Apr 15
Broad Windsor Fava Bean legume Jan 18 Apr 8
Brussels Sprouts brassica Jan 25 Apr 20 – May 15
Burgess Buttercup Winter Squash squash Jan 18 Apr 23
Cal Sweet Watermelon melon Jan 25 Apr 20 – Apr 25
Calypso Tomatoes tomato Jan 25 Apr 10 – Apr 15
Caribe Tomatoes tomato Jan 25 Apr 10 – Apr 20
Carmello Tomatoes tomato Jan 25 Apr 5 – Apr 10
Carolina Reaper peppers pepper Jan 25 Apr 25 – May 25
Casper Eggplant vegetable Jan 25 Apr 10
Cayenne Peppers pepper Jan 25 Apr 5 – Apr 20
Celebrity Tomatoes tomato Jan 25 Apr 5 – Apr 7
Chadwick's Cherry Tomatoes tomato Jan 25 Apr 5 – Apr 25
Cherokee Purple Tomatoes tomato Jan 25 Apr 13 – Apr 20
Cherry Bomb peppers pepper Jan 25 Apr 10 – Apr 15
Chinese 5-Color Peppers pepper Jan 25 Apr 10 – Apr 20
Chinese Snake Cucumber cucumber Jan 18 Apr 3
Chocolate Cherry Sunflowers flower Jan 18 Apr 3 – Apr 18
Chocolate Cherry Tomatoes tomato Jan 25 Apr 5 – Apr 10
Chocolate Habanero Hot Peppers pepper Jan 25 Apr 20 – May 10
Chocolate Stripes Tomatoes tomato Jan 25 Apr 15
Christmas Lima Bean legume Jan 18 Apr 12 – Apr 18
Clasping Coneflower flower Jan 18 Apr 13 – Apr 28
Classic Cumin herb Jan 18 Apr 28 – May 18
Classic Tomatillos vegetable Jan 18 Apr 8 – Apr 13
Congo Watermelon melon Jan 25 Apr 25 – Apr 30
Corno di Toro Pepper pepper Jan 25 Apr 10 – Apr 15
Cosmos flower Jan 25 Apr 5 – Apr 25
Costoluto Genovese Tomatoes tomato Jan 25 Apr 5 – Apr 15
Crego Mix Aster Flowers flower Jan 18 Apr 8 – Apr 18
Creole Tomatoes tomato Jan 25 Apr 5 – Apr 13
Crimson Sweet Watermelon melon Jan 25 Apr 15 – Apr 25
Datil peppers pepper Jan 25 Apr 25 – May 15
Delica Kabocha Squash squash Jan 25 Apr 30 – May 15
Delicata Squash squash Jan 25 Apr 15 – May 5
Delicious Tomatoes tomato Jan 25 Apr 10 – Apr 15
Devils Tongue Yellow Hot Peppers pepper Jan 25 Apr 25 – May 15
Edamame legume Jan 18 Apr 3 – Apr 23
Egg Tomatoes tomato Jan 25 Apr 10 – Apr 15
Emerald Giant Sweet Peppers pepper Jan 25 Apr 10 – Apr 20
Evening Sun Sunflowers flower Jan 18 Apr 8 – Apr 18
Fava Bean legume Jan 18 Apr 3 – Apr 28
Firecracker Hot Peppers pepper Jan 25 Apr 15 – May 25
Fish Peppers pepper Jan 25 Apr 5 – Apr 15
Floradade Tomatoes tomato Jan 25 Apr 5 – Apr 10
Florida Giant Watermelon melon Jan 25 Apr 20
Florida Market Eggplant vegetable Jan 25 Apr 15 – Apr 25
French Fingerling Potato root vegetable Jan 18 Apr 21
Fresno Peppers pepper Jan 25 Apr 10 – Apr 15
Georgia Rattlesnake Watermelon melon Jan 25 Apr 25 – Apr 30
German Johnson Tomatoes tomato Jan 25 Apr 20
Giant Maximum Mix Snapdragon Flowers flower Jan 11 Apr 1 – Apr 16
Gochugaru Korean Peppers pepper Jan 25 Apr 10
Golden Bantam Sweet Corn vegetable Jan 25 Apr 15 – Apr 20
Golden Celery vegetable Jan 18 Apr 13 – Apr 23
Golden Hubbard Winter Squash squash Jan 18 Apr 28
Golden Sunray Tomatoes tomato Jan 25 Apr 10 – Apr 15
Green Flesh Honeydew Melon melon Jan 25 Apr 20 – May 5
Green Marrow Summer Squash squash Jan 18 Apr 13
Green Zebra Tomatoes tomato Jan 25 Apr 10 – Apr 13
Hale's Best Jumbo Cantaloupe melon Jan 25 Apr 15 – Apr 25
Hatch Green Chile (NM 6-4) Peppers pepper Jan 25 Apr 5 – Apr 15
Heart of Gold Cantaloupe Melon melon Jan 25 Apr 20 – May 5
Heirloom Red Kuri Squash squash Jan 18 Apr 18 – Apr 28
Hillbilly Tomatoes tomato Jan 25 Apr 20
Holiday Marbles Hot Peppers pepper Jan 25 Apr 25 – May 15
Homestead Tomatoes tomato Jan 25 Apr 15 – Apr 20
Honey Rock Cantaloupe Melon melon Jan 25 Apr 20 – May 5
Imperial Star Artichoke vegetable Jan 11 Apr 11 – Apr 21
Indigo Rose Tomatoes tomato Jan 25 Apr 10 – Apr 25
Jack Be Little Pumpkin squash Jan 18 Apr 23
Jack O'Lantern Pumpkin squash Jan 25 Apr 25 – May 15
Jacob's Cattle beans legume Jan 18 Apr 11 – Apr 18
Jaune Flamme Tomatoes tomato Jan 25 Apr 15
Jet Star Tomatoes tomato Jan 25 Apr 5 – Apr 7
Jubilee Tomatoes tomato Jan 25 Apr 10 – Apr 15
Jubilee Watermelon melon Jan 25 Apr 25 – Apr 30
Kellogg's Breakfast tomatoes tomato Jan 18 Apr 3 – Apr 13
King of the Garden Pole Lima Bean legume Jan 18 Apr 16 – Apr 23
Large Red Cherry Tomatoes tomato Jan 25 Apr 5 – Apr 15
Lemon Habanero Hot Peppers pepper Jan 25 Apr 20 – May 10
Lemon Mint Herb herb Jan 11 Apr 11
Long Purple Italian Eggplant vegetable Jan 25 Apr 10
Manitoba Tomatoes tomato Jan 25 Apr 1
Marglobe Improved Tomatoes tomato Jan 25 Apr 5 – Apr 15
Marglobe Supreme Tomatoes tomato Jan 25 Apr 5 – Apr 15
Mariachi Peppers pepper Jan 25 Apr 1 – Apr 10
Marion Tomatoes tomato Jan 25 Apr 10 – Apr 15
Money Maker Tomatoes tomato Jan 25 Apr 10 – Apr 20
Moon & Stars Red-Flesh Watermelon melon Jan 25 Apr 25 – May 5
Moon & Stars Yellow-Flesh Watermelon melon Jan 25 Apr 25 – May 5
Mortgage Lifter Tomatoes tomato Jan 25 Apr 15 – Apr 20
Mountain Magic Tomatoes tomato Jan 25 Apr 7 – Apr 10
Mr. Stripey Tomatoes tomato Jan 25 Apr 15
Mucho Nacho Jalapeño Peppers pepper Jan 25 Apr 3 – Apr 5
Napoletano Basil herb Jan 25 Apr 10
NuMex Twilight Hot Peppers pepper Jan 25 Apr 25 – May 25
Orange Flesh Honeydew Melon melon Jan 25 Apr 20 – May 5
Orange Habanero Hot Peppers pepper Jan 25 Apr 20 – May 10
Orange Horizon Sweet Peppers pepper Jan 25 Apr 10 – Apr 15
Orange Oxheart Tomatoes tomato Jan 25 Apr 10 – Apr 20
Orion Florence Fennel vegetable Jan 18 Apr 8 – Apr 18
Painted Mountain Flour Corn vegetable Jan 11 Apr 6
Pandora Striped Eggplant vegetable Jan 25 Apr 10 – Apr 15
Par-Cel Cutting Celery vegetable Jan 11 Apr 1 – Apr 6
Paris Yellow Pumpkin squash Jan 18 Apr 28
Parsnip root vegetable Jan 18 Apr 28 – May 28
Pasilla de Oaxaca Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Pimento Sweet Peppers pepper Jan 25 Apr 20 – Apr 25
Pineapple Tomatoes tomato Jan 25 Apr 10 – Apr 20
Pink Banana Jumbo Winter Squash squash Jan 18 Apr 28 – May 8
Pink Delicious Tomatoes tomato Jan 25 Apr 15 – Apr 19
Pink Oxheart Tomatoes tomato Jan 25 Apr 15 – Apr 25
Pixie Delight Lupine Flowers flower Jan 11 Apr 11 – May 1
Planters Jumbo Cantaloupe Melon melon Jan 25 Apr 20
Ponderosa Red Beefsteak Tomatoes tomato Jan 25 Apr 15 – Apr 25
Popcorn vegetable Jan 11 Apr 6 – May 11
Potato onion clusters allium Jan 11 Apr 11 – May 11
Powderpuff Aster Flowers flower Jan 18 Apr 3 – Apr 13
Pretty Purple Hot Peppers pepper Jan 25 Apr 25 – May 25
Prizewinner Runner Pole Bean legume Jan 18 Apr 3 – Apr 10
Purple Basil herb Jan 25 Apr 5 – Apr 20
Purple Beauty Sweet Peppers pepper Jan 25 Apr 5 – Apr 10
Purple Haze Carrots root vegetable Jan 18 Apr 1
Purple Tiger Hot Peppers pepper Jan 25 Apr 25 – May 5
Purple Tomatillos vegetable Jan 18 Apr 3 – Apr 13
Queensland Blue Winter Squash squash Jan 18 Apr 28 – May 18
Red Caribbean Habanero Hot Peppers pepper Jan 25 Apr 20 – May 10
Red Cayenne Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Red Cherry Hot Peppers pepper Jan 25 Apr 10 – Apr 15
Red Mushroom Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Red Pontiac Potato root vegetable Jan 18 Apr 18 – May 8
Red Rubin Basil herb Jan 25 Apr 7
Red Scotch Bonnet Pepper pepper Jan 25 Apr 30 – May 25
Rio Grande Tomatoes tomato Jan 25 Apr 10 – Apr 15
Roma VF Tomatoes tomato Jan 25 Apr 10 – Apr 15
Romanesco brassica Jan 25 Apr 10 – May 5
Round Mauve Eggplant vegetable Jan 25 Apr 15 – Apr 25
Rutgers Tomato tomato Jan 25 Apr 5 – Apr 15
San Marzano Tomatoes tomato Jan 25 Apr 13 – Apr 23
Santa Fe Grande Hot Peppers pepper Jan 25 Apr 10 – Apr 15
Serrano Peppers pepper Jan 25 Apr 5 – Apr 15
Silver Queen Sweet Corn vegetable Jan 11 Apr 11 – Apr 13
Spaghetti Squash squash Jan 25 Apr 23 – May 5
Spicy Globe Basil herb Jan 25 Apr 5
Sugar Baby Watermelon melon Jan 25 Apr 10 – Apr 15
Sugar Pie Pumpkin squash Jan 25 Apr 25 – May 15
Sun Gold Sunflowers flower Jan 18 Apr 8 – Apr 23
Sunbright Yellow Sweet Peppers pepper Jan 25 Apr 10 – Apr 15
Sunray Tomatoes tomato Jan 25 Apr 10 – Apr 15
Sunshine Kabocha Squash squash Jan 18 Apr 23 – Apr 28
Sweet Marjoram herb Jan 18 Apr 3 – Apr 18
Tabasco Hot Peppers pepper Jan 25 Apr 15 – Apr 25
Table Queen Acorn Squash squash Jan 25 Apr 15 – May 5
Tendercrisp Celery vegetable Jan 18 Apr 18 – May 3
Tendersweet Orange Watermelon melon Jan 25 Apr 25 – Apr 30
Thai Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Tiger Eye Bean legume Jan 18 Apr 8 – Apr 18
Tom Watson Watermelon melon Jan 25 Apr 20
Trinidad Moruga Scorpion peppers pepper Jan 25 Apr 15 – May 25
Trucker's Favorite Corn vegetable Jan 18 Apr 3 – Apr 13
Turkish Orange Eggplant vegetable Jan 25 Apr 20 – Apr 25
Velvet Queen Sunflowers flower Jan 18 Apr 3 – Apr 18
Verde Tomatillos vegetable Jan 18 Apr 3 – Apr 13
VR Moscow Tomatoes tomato Jan 25 Apr 15 – Apr 25
Waltham 29 Broccoli brassica Jan 25 Apr 10 – Apr 25
Wee Be Little Pumpkin squash Jan 18 Apr 13
White Cloud Sweet Peppers pepper Jan 25 Apr 5 – Apr 10
White Cushaw Crookneck Winter Squash squash Jan 18 Apr 28
White Emergo Runner Pole Bean legume Jan 18 Apr 3 – Apr 8
White Marrow Summer Squash squash Jan 18 Apr 13
Yellow Beefsteak Tomatoes tomato Jan 25 Apr 10 – Apr 20
Yellow Jalapeno (Caloro) Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Yellow Mushroom Hot Peppers pepper Jan 25 Apr 10 – Apr 20
Yellow Oxheart Tomatoes tomato Jan 25 Apr 14
Yellow Pear Tomatoes tomato Jan 25 Apr 5 – Apr 15
Yellow Scotch Bonnet Hot Peppers pepper Jan 25 Apr 25 – May 25
Yolo Wonder Sweet Peppers pepper Jan 25 Apr 5 – Apr 15
Banana Peppers pepper Feb 1 Apr 14
Big Bertha Peppers pepper Feb 1 Apr 12 – Apr 15
California Wonder Peppers pepper Feb 1 Apr 14 – Apr 17
Carmen Peppers pepper Feb 1 Apr 2 – Apr 22
Cubanelle Peppers pepper Feb 1 Apr 4 – Apr 12
Gypsy Peppers pepper Feb 1 Apr 2 – Apr 7
Jimmy Nardello Peppers pepper Feb 1 Apr 22 – May 2
King Arthur Peppers pepper Feb 1 Apr 1
Padron Peppers pepper Feb 1 Apr 2
Shishito Peppers pepper Feb 1 Apr 2 – Apr 7
Danish Ballhead Cabbage brassica Dec 28 Apr 7 – Apr 17
Giant Musselburgh Leeks allium Dec 28 Apr 12

Key Tasks for April in Zone 10B

  1. 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.
Back to full Zone 10B planting calendar
March April in Zone 10B May

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