When to Plant Rosemary in Zone 13A
USDA Zone
13A
Cities Covered
2
Avg Last Frost
Friday, January 1, 2027
Plant Type
Indoor Start
📅 Planting Calendar for Zone 13A
Start Seeds Indoors Friday, October 23, 2026
Transplant Outdoors Friday, January 15, 2027
Pro Tip: Start Rosemary seeds indoors 10 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Salvia rosmarinus
Days to Maturity 120 days
Sun Requirements Full Sun (6+ hours)
Plant Spacing 24" 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 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 Spinach Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini
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Growing Rosemary in USDA Zone 13A
Rosemary (Salvia rosmarinus) 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 Friday, January 1, 2027. For best results, start your Rosemary seeds indoors around Friday, October 23, 2026, then transplant outdoors around Friday, January 15, 2027.
Expect to harvest your Rosemary approximately 120 days after planting.