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What to Plant in March — USDA Zone 11a

Here's everything you can start, transplant, sow, and harvest in March in USDA Zone 11a. This zone has an average last spring frost around January 1 and first fall frost around December 31, with a growing season of approximately 364 days.

There are 61 planting activities for March in Zone 11a.

Zone 11a Year-round
364 days
Last Spring Frost January 1
364 growing days
First Fall Frost December 31

Where Is Zone 11a?

Harvest in March

Plant Type Date Range Days to Maturity
Arugula Vegetable 30–50 days
Basil Herb 50–75 days
Beets Vegetable 50–70 days
Bitter Melon Vegetable 60–90 days
Bok Choy Vegetable 40–60 days
Borage Herb 50–60 days
Broccoli Vegetable 60–90 days
Cantaloupe Fruit 70–90 days
Chard Vegetable 50–60 days
Chinese Cabbage Vegetable 50–70 days
Cilantro Herb 40–60 days
Collard Greens Vegetable 55–75 days
Corn Vegetable 60–100 days
Cowpeas Vegetable 60–90 days
Crookneck Squash Vegetable 45–60 days
Cucumber Vegetable 50–70 days
Daikon Vegetable 50–70 days
Dill Herb 40–60 days
Eggplant Vegetable 65–85 days
Epazote Herb 45–60 days
Green Beans Vegetable 50–65 days
Ground Cherry Fruit 65–80 days
Hot Peppers Vegetable 70–120 days
Kai Lan Vegetable 45–60 days
Kale Vegetable 50–70 days
Kohlrabi Vegetable 45–65 days
Komatsuna Vegetable 35–50 days
Lemon Verbena Herb 60–90 days
Lemongrass Herb 75–120 days
Lettuce Vegetable 30–60 days
Lima Beans Vegetable 60–90 days
Malabar Spinach Vegetable 55–70 days
Melon Vegetable 70–100 days
Mizuna Vegetable 30–45 days
Mustard Greens Vegetable 30–50 days
Napa Cabbage Vegetable 55–75 days
New Zealand Spinach Vegetable 55–70 days
Okra Vegetable 50–65 days
Pac Choi Vegetable 40–55 days
Patty Pan Squash Vegetable 45–60 days
Peas Vegetable 55–70 days
Peppers Vegetable 60–90 days
Pole Beans Vegetable 55–70 days
Purslane Vegetable 40–60 days
Scarlet Runner Beans Vegetable 60–80 days
Shiso Vegetable 50–70 days
Snap Peas Vegetable 55–70 days
Snow Peas Vegetable 50–65 days
Squash (Summer) Vegetable 45–65 days
Stevia Herb 60–90 days
Sunflower Vegetable 70–100 days
Sweet Corn Vegetable 60–90 days
Tatsoi Vegetable 35–50 days
Thai Basil Herb 50–75 days
Tomatillo Vegetable 60–85 days
Tomatoes Vegetable 60–85 days
Watercress Vegetable 40–60 days
Watermelon Vegetable 70–100 days
Wax Beans Vegetable 50–65 days
Yard Long Beans Vegetable 55–80 days
Zucchini Vegetable 45–60 days

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: April 2026.