Tampa, FL Frost Dates
Average frost dates, USDA hardiness zone, and growing season length for Tampa, Florida.
Gardening in Tampa
Tampa gardening runs on a subtropical calendar that Northern transplants spend their first year unlearning and their second year loving. Plant tomatoes in September, harvest in January, and spend summer growing okra, sweet potatoes, and tropical fruit while your northern friends are just getting started.
The Gulf moderates Tampa's temperatures beautifully — you rarely see the scorching inland heat of Orlando, and the sea breeze kicks in most summer afternoons. But humidity is a constant companion that promotes every fungal disease in the gardening encyclopedia. Tampa's sandy soil drains instantly, which means it holds no water and no nutrients — compost isn't a recommendation, it's survival.
Lightning fans know about electric performances in heated conditions. Tampa's community garden scene has grown alongside the city's boom, with neighborhoods from Seminole Heights to West Tampa converting front lawns to food production. The Saturday morning farmers market at Armature Works is where Tampa's gardening and food cultures meet over locally grown citrus and just-picked greens.
What This Means for Tampa Gardeners
The average last spring frost in Tampa is around February 1, and the average first fall frost arrives around December 10. That gives you approximately 312 frost-free days to work with.
312 days is a long, productive season that supports two full rounds of warm-season crops plus continuous cool-season production through your mild winter. Most frost-sensitive crops can be transplanted by February 1, giving them months to produce before fall. Your winter garden is the real advantage — growing fresh vegetables in December and January while northern gardeners browse seed catalogs.
These dates are based on NOAA 30-year Climate Normal data for the Tampa area. Your actual frost dates could shift 2-3 weeks in either direction in any given year. Learn more about our data sources.
What to Grow in Tampa
With 312 frost-free days, Tampa can grow nearly anything — including tropical and subtropical plants that most of the country can only dream about. Your prime vegetable season runs from fall through spring; summer is for heat-lovers like okra, sweet potatoes, and peppers. Recommended starting points: cherry tomatoes, jalapeños, okra, sweet potatoes, basil, collard greens, tomatillos, and lemongrass.
See the full Florida planting guide for all 40 plants: Florida Planting Calendar. Or enter your zip code for exact planting dates personalized to Tampa.
More About Zone 9B
Tampa is in USDA Hardiness Zone 9B, which means average annual extreme minimum temperatures between 25°F to 30°F. View the full Zone 9B planting guide.
See the complete planting calendar for Florida: Florida Planting Calendar.
Other Cities in Florida
Frequently Asked Questions
These dates are based on NOAA's 30-year Climate Normal data for the Tampa area. They represent historical averages, not predictions. In any given year, the actual last frost could be 2-3 weeks earlier or later. Microclimates within Tampa (urban heat islands, hilltops, low-lying valleys) can also shift your local frost dates by a week or more.
You can plant cool-season crops (lettuce, kale, broccoli) from December 10 through February 1 — your cool season is your primary vegetable season. Warm-season crops like tomatoes and peppers go out in early spring. Tropical plants grow year-round. Enter your zip code for exact dates for every plant.