When to Plant Cauliflower in Zone 13A
USDA Zone
13A
Cities Covered
2
Avg Last Frost
Thursday, January 1, 2026
Plant Type
Indoor Start
📅 Planting Calendar for Zone 13A
Start Seeds Indoors Thursday, November 20, 2025
Transplant Outdoors Thursday, January 1, 2026
Pro Tip: Start Cauliflower seeds indoors 6 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Brassica oleracea var. botrytis
Days to Maturity 75 days
Sun Requirements Full Sun (6 hours)
Plant Spacing 18" apart
Cities in Zone 13A
Other Plants for Zone 13A
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 Brussels Sprout Butternut Squash Cabbage Cantaloupe Carrot 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 Spinach Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini Sunflower Marigold Zinnia Nasturtium Cosmos Echinacea (Coneflower) Petunia Black-eyed Susan Apple Tree Pear Tree Peach Tree Plum Tree Sweet Cherry Tree Lemon Tree Borage Lemongrass Ginger Stevia Tomatillo Edamame Fava Bean Mâche Mizuna Sorrel Shishito Pepper Banana Pepper Watermelon Radish Napa Cabbage Popcorn Broccoli Raab Catnip Valerian Lemon Verbena Bee Balm Anise Lovage Chervil Summer Savory Dahlia Snapdragon Pansy Sweet Pea Morning Glory Hollyhock Larkspur Bachelor Button Columbine Impatiens Salvia (Annual) Sweet Alyssum Celosia Lupine Verbena Elderberry Grape Vine Red Currant Gooseberry Serviceberry Fig Tree Avocado Tree Persimmon Tree Olive Tree
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Growing Cauliflower in USDA Zone 13A
Cauliflower (Brassica oleracea var. botrytis) grows well in USDA Hardiness Zone 13A. This zone includes cities like Keauhou, M C B H Kaneohe Bay.
The average last frost date for Zone 13A is around Thursday, January 1, 2026. For best results, start your Cauliflower seeds indoors around Thursday, November 20, 2025, then transplant outdoors around Thursday, January 1, 2026.
Expect to harvest your Cauliflower approximately 75 days after planting.