🌱 MyLocalPlanting

When to Plant Spinach in Zone 12B

USDA Zone

12B

Cities Covered

97

Avg Last Frost

Friday, January 1, 2027

Plant Type

Direct Sow

📅 Planting Calendar for Zone 12B

Direct Sow Outdoors Friday, November 20, 2026

Pro Tip: Spinach can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Cynara scolymus
Days to Maturity 40 days
Sun Requirements Partial Shade to Full Sun
Plant Spacing 6" apart

Cities in Zone 12B

Captain Cook, Hawaii Eleele, Hawaii Ewa Beach, Hawaii Kapolei, Hawaii Kapolei, Hawaii Hakalau, Hawaii Haleiwa, Hawaii Hanamaulu, Hawaii Hanapepe, Hawaii Hauula, Hawaii Hawi, Hawaii Hilo, Hawaii Princeville, Hawaii Honomu, Hawaii Hoolehua, Hawaii Kaaawa, Hawaii Kahuku, Hawaii Kahului, Hawaii Kahului, Hawaii Kailua, Hawaii Kailua Kona, Hawaii Kalaupapa, Hawaii Kaneohe, Hawaii Kailua Kona, Hawaii Kaumakani, Hawaii Kaunakakai, Hawaii Keaau, Hawaii Kealakekua, Hawaii Kealia, Hawaii Kekaha, Hawaii Kihei, Hawaii Kilauea, Hawaii Kapaau, Hawaii Koloa, Hawaii Lahaina, Hawaii Laie, Hawaii Lanai City, Hawaii Laupahoehoe, Hawaii Lahaina, Hawaii Maunaloa, Hawaii Naalehu, Hawaii Pahala, Hawaii Pahoa, Hawaii Paia, Hawaii Papaaloa, Hawaii Pepeekeo, Hawaii Puunene, Hawaii Waianae, Hawaii Wailuku, Hawaii Waimanalo, Hawaii Waimea, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Honolulu, Hawaii Hickam Afb, Hawaii Fort Shafter, Hawaii Tripler Army Medical Ctr, Hawaii Pearl Harbor, Hawaii Wake Island, Hawaii

Other Plants for Zone 12B

Blackberry Blueberry Raspberry Strawberry Basil Chamomile Chives Cilantro Dill Lavender Lemon Balm Marjoram Mint Oregano Parsley Rosemary Sage Tarragon Thyme Acorn Squash Artichoke Arugula Asparagus Beefsteak Tomato Beet Bell Pepper Bok Choy Broccoli Brussel Sprout Butternut Squash Cabbage Cantaloupe Carrot Cauliflower Cayenne Pepper Celery Cherry Tomato Chili Pepper Collard Green Common Bean Cucumber Eggplant Endive Fennel Garlic Grape Tomato Green Bean Habanero Pepper Head Lettuce Heirloom Tomato Honeydew Melon Jalapeño Pepper Kale Kohlrabi Leaf Lettuce Leek Lima Bean Mustard Okra Onion Parsnip Pea Poblano Pepper Pole Pea Potato Pumpkin Radicchio Radish Rhubarb Roma Tomato Rutabaga Serrano Pepper Shallot Snap Pea Snow Pea Spaghetti Squash Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini

Browse Other Zones

Zone 1a Zone 1b Zone 2a Zone 2b Zone 3a Zone 3b Zone 4a Zone 4b Zone 5a Zone 5b Zone 6a Zone 6b Zone 7a Zone 7b Zone 8a Zone 8b Zone 9a Zone 9b Zone 10a Zone 10b Zone 11a Zone 11b Zone 12a Zone 13a

Growing Spinach in USDA Zone 12B

Spinach (Cynara scolymus) grows well in USDA Hardiness Zone 12B. This zone includes cities like Captain Cook, Eleele, Ewa Beach and 94 more.

The average last frost date for Zone 12B is around Friday, January 1, 2027. Spinach can be directly sown outdoors around Friday, November 20, 2026.

Expect to harvest your Spinach approximately 40 days after planting.