USDA Hardiness Zone 8A • Desert Southwest • 265 Day Growing Season
| Plant | Start Seeds Indoors | Transplant Outdoors | Direct Sow | First Harvest |
|---|---|---|---|---|
| Acorn Squash | Mid February through mid March | Mid March through mid April | Mid March through mid August ★ | Early June through late November |
| Ageratum | Mid January through early February | Mid March through mid April ★ | — | Mid May through early July |
| Anaheim Pepper | Mid January through early February ★ | Mid March through mid April | — | Early June through late July |
| Arugula | Late January through mid February | Mid February through early April | Early February through early October | Mid March through early December |
| Asparagus | — | Early to mid March ★ | — | Early March through early December |
| Banana Peppers | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Basil | Late January through mid February | Mid March through late April | Mid March through mid October | Mid April through late November |
| Bay Laurel | Mid December through early January | Mid to late March ★ | — | Mid March through early December |
| Beefsteak Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Mid June through late July |
| Beet | — | Early February through early March | Mid February through mid September ★ | Mid April through early December |
| Bell Peppers | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Better Boy Tomato | Late January through mid February ★ | Mid March through mid April | — | Late May through mid July |
| Black-Eyed Susan | Late December through mid January | Late February through late March ★ | Early March through late August | Mid May through early December |
| Blackberry | — | Early March through early April ★ | — | Early May through late June |
| Blueberry | — | Early to late March ★ | — | Early June through mid July |
| Bok Choy | Late January through mid February | Early March through mid April | Mid February through late September | Early April through early December |
| Borage | — | Mid February through mid March | Early March through mid September ★ | Late April through early December |
| Brandywine Tomatoes | Late January through mid February ★ | Mid March through early April | — | Mid June through late July |
| Broccoli | Early to late January ★ | Mid February through mid March | — | Mid April through early June |
| Brussels Sprouts | Mid January through early February ★ | Early to late March | — | Early June through mid July |
| Butternut Squash | Mid February through mid March | Mid March through early April | Mid March through early August ★ | Mid June through late November |
| Cabbage | Early to late January ★ | Mid February through mid March | — | Late April through mid June |
| Calendula | Early to late January | Mid February through early April | Mid February through late September | Early April through early December |
| Cantaloupe | Mid February through mid March | Mid March through mid April | Mid March through late August ★ | Early June through late November |
| Carrot | — | Mid February through mid March | Mid February through early September ★ | Late April through early December |
| Cauliflower | Early to late January ★ | Mid February through mid March | — | Late April through mid June |
| Cayenne Peppers | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Celebrity Tomato | Late January through mid February ★ | Mid March through mid April | — | Late May through mid July |
| Celery | Mid December through early January ★ | Early March through early April | — | Late May through mid July |
| Chamomile | Early to late January | Mid February through mid March | Mid February through mid September | Mid April through early December |
| Cherry Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Mid May through early July |
| Chives | Mid December through early January | Mid February through mid March | Early February through late August | Late April through early December |
| Chrysanthemum | Early to late January | Early March through early April ★ | — | Mid May through early July |
| Cilantro | Late January through mid February | Early March through mid April | Mid February through late September | Early April through early December |
| Collard Greens | Late January through mid February | Early March through early April | Mid February through late August | Early May through early December |
| Corn | — | Mid March through mid April | Mid March through late August ★ | Late May through late November |
| Cosmos | Mid February through early March | Mid March through late April | Early March through late September ★ | Late April through late November |
| Cubanelle Pepper | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Cucumber | Mid February through mid March | Mid March through mid April | Mid March through mid September ★ | Early May through late November |
| Dill | Early to late February | Mid March through late April | Early March through early October | Mid April through early December |
| Early Girl Tomato | Late January through mid February ★ | Mid March through late April | — | Early May through early July |
| Echinacea | Early to late January | Early to late March ★ | Early March through mid August | Early June through early December |
| Eggplant | Late January through mid February ★ | Late March through late April | — | Early June through late July |
| Fennel | — | Early March through early April | Early March through early September ★ | Early May through early December |
| Feverfew | Late December through mid January | Late February through late March | Early March through early September | Mid May through early December |
| French Marigold | Late January through mid February | Mid March through late April | Early March through late September | Late April through late November |
| Garlic | — | Late May through mid June | — | Late January through early March |
| Geranium | Mid December through early January | Mid March through mid April ★ | — | Late May through mid July |
| Ghost Pepper | Late December through mid January ★ | Late March through mid April | — | Late July through early September |
| Grape Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Mid May through early July |
| Green Beans | — | Mid March through early April | Mid March through mid September ★ | Early May through late November |
| Green Onions | — | Early February through early March | Early February through mid September ★ | Early April through early December |
| Green Zebra Tomato | Late January through mid February ★ | Mid March through mid April | — | Early June through late July |
| Habanero Peppers | Early to late January ★ | Late March through mid April | — | Late June through early August |
| Heirloom Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Early June through late July |
| Iceberg Lettuce | Mid January through early February | Mid February through mid March | Early February through early September | Mid April through early December |
| Jalapeño Peppers | Mid January through early February ★ | Mid March through mid April | — | Early June through late July |
| Kale | Mid January through early February | Mid February through mid March | Early February through mid September | Early April through early December |
| Lavender | Early to late January | Mid March through early April ★ | — | Mid June through late July |
| Lemon Balm | Mid January through early February | Early March through early April | Early March through early September | Mid May through early December |
| Lettuce | Mid January through early February | Mid February through early April | Early February through late September | Late March through early December |
| Lobelia | Early to late January | Mid March through mid April ★ | — | Late May through mid July |
| Mint | Early to late January | Early March through early April ★ | — | Early May through late June |
| Mustard Greens | Late January through mid February | Mid February through early April | Early February through late September | Late March through early December |
| Nasturtium | Early to late February | Mid March through early April | Mid March through mid September ★ | Early May through late November |
| Onion | Early to late December | Mid February through mid March | Early February through early August | Mid May through early December |
| Oregano | Early to late January | Early March through mid April ★ | Early March through late September | Mid April through early December |
| Parsley | Mid December through early January | Mid February through mid March | Mid February through early September | Late April through early December |
| Peas | — | Early February through early March | Late January through mid September ★ | Late March through early December |
| Pepper | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Pepperoncini | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Petunia | Early to late January | Mid March through mid April ★ | — | Mid May through early July |
| Poblano Peppers | Mid January through early February ★ | Mid March through mid April | — | Early June through late July |
| Potato | — | Mid February through mid March | Mid February through mid August ★ | Mid May through early December |
| Pumpkin | Mid February through mid March | Mid March through early April | Mid March through early August ★ | Mid June through late November |
| Radish | — | Early February through mid March | Early February through mid October ★ | Early March through early December |
| Raspberry | — | Early March through early April ★ | — | Early May through late June |
| Roma Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Early June through late July |
| Romaine Lettuce | Mid January through early February | Mid February through mid March | Early February through early September | Mid April through early December |
| Rosemary | Mid December through early January | Mid March through early April ★ | — | Mid June through late July |
| Sage | Mid January through early February | Early March through early April ★ | Early March through late August | Mid May through early December |
| San Marzano Tomatoes | Late January through mid February ★ | Mid March through mid April | — | Early June through late July |
| Serrano Peppers | Mid January through early February ★ | Mid March through mid April | — | Early June through late July |
| Shishito Pepper | Mid January through early February ★ | Mid March through mid April | — | Mid May through early July |
| Snap Peas | — | Early February through early March | Late January through mid September ★ | Late March through early December |
| Snow Peas | — | Early February through early March | Late January through mid September ★ | Mid March through early December |
| Spaghetti Squash | Mid February through mid March | Mid March through early April | Mid March through early August ★ | Mid June through late November |
| Spinach | Early to late January | Early February through mid March | Late January through early October | Early March through early December |
| Squash | Mid February through mid March | Mid March through mid April | Mid March through mid August ★ | Early June through late November |
| Strawberry | — | Mid February through mid March ★ | — | Mid May through early July |
| Sun Gold Tomato | Late January through mid February ★ | Mid March through mid April | — | Mid May through early July |
| Sunflower | Mid February through early March | Mid March through early April | Early March through late August ★ | Late May through late November |
| Sweet Alyssum | Early to late January | Mid February through early April | Mid February through late September | Early April through early December |
| Sweet Peppers | Mid January through early February ★ | Mid March through mid April | — | Late May through mid July |
| Sweet Potato | Late January through mid February | Late March through mid April ★ | — | Early July through mid August |
| Swiss Chard | Late January through mid February | Early March through early April | Mid February through mid September | Mid April through early December |
| Tansy | Early to late January | Mid February through mid March | Mid February through late August | Early May through early December |
| Thai Chili | Mid January through early February ★ | Mid March through mid April | — | Early June through late July |
| Thyme | Early to late January | Early March through early April ★ | Early March through early September | Mid May through early December |
| Tomato | Late January through mid February ★ | Mid March through mid April | — | Late May through mid July |
| Watermelon | Mid February through mid March | Mid March through mid April | Mid March through mid August ★ | Mid June through late November |
| Yarrow | Mid December through early January | Mid February through mid March ★ | Early March through early September | Early May through early December |
| Yellow Squash | Mid February through mid March | Mid March through late April | Mid March through late September ★ | Early May through late November |
| Zinnia | Mid February through early March | Mid March through mid April | Mid March through mid September | Mid May through late November |
| Zucchini | Mid February through mid March | Mid March through late April | Mid March through late September ★ | Early May through late November |