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
27 entering harvest window.
About 1 winter in 9 freezes; in those winters the last frost averages January 11. Reference city: Los Angeles, CA.
0 Start Indoors
0 Plant Outside
27 Harvest
Start Indoors in May
Nothing to start seeds indoors in May for Zone 10B.
Next window: September — 1 variety, including Texas 1015Y SuperSweet Onion.
Plant Outside in May
Nothing to plant or sow outside in May for Zone 10B.
Next window: June — 88 varieties, including All Year Round Lettuce, America Spinach, Astro Arugula.
Harvest in May
| Plant | Type | Planted / Sown | Harvest Window |
|---|---|---|---|
| Atlantic Giant Pumpkin | squash | Jan 18 | May 8 |
| Big Max Pumpkin | squash | Jan 18 | May 13 – May 18 |
| Birds Eye Hot Peppers | pepper | Jan 25 | May 5 – May 15 |
| Bloody Butcher Corn | vegetable | Jan 25 | May 5 – May 15 |
| Carolina Cross Watermelon | melon | Jan 25 | May 5 |
| Chayote squash | vegetable | Jan 25 | May 25 – Jun 24 |
| Cinderella Pumpkin | squash | Jan 18 | May 13 |
| Goldrush Potato | root vegetable | Jan 18 | May 9 – May 18 |
| Grano Red Onions | allium | Jan 11 | May 11 |
| Grano White Onions | allium | Jan 11 | May 11 |
| Green Hubbard Winter Squash | squash | Jan 18 | May 8 |
| Green Striped Cushaw Crookneck Winter Squash | squash | Jan 18 | May 3 |
| Harris Model Parsnips | root vegetable | Jan 18 | May 13 – May 18 |
| Honeydew Melon | melon | Jan 25 | May 5 – May 20 |
| Indian Spring Mix Hollyhock Flowers | flower | Jan 11 | May 11 – Jul 10 |
| Kennebec Potato | root vegetable | Jan 18 | May 8 – Jun 2 |
| Long Island Cheese Winter Squash | squash | Jan 18 | May 6 |
| Luffa gourds | vegetable | Jan 25 | May 5 – May 25 |
| Mammoth Sandwich Island Salsify | root vegetable | Jan 18 | May 18 |
| Pacific Giant Pumpkin | squash | Jan 18 | May 13 – May 23 |
| Rainbow Corn | vegetable | Jan 18 | May 3 – May 13 |
| Red Burgundy Onions | allium | Jan 11 | May 1 – May 11 |
| Summer Carnival Mix Hollyhock Flowers | flower | Jan 11 | May 11 – Jul 10 |
| Tall Utah 52-70 Celery | vegetable | Jan 25 | May 5 – Jun 4 |
| Tepin Hot Peppers | pepper | Jan 25 | May 25 – Aug 13 |
| Waltham Butternut Squash | squash | Jan 25 | May 5 – May 25 |
| Habanero Pepper | pepper | Feb 1 | May 2 – Jun 1 |
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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