Inverness 3 SE, FL Frost Dates & Growing Season

The two dates every Inverness 3 SE garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Mar 3
~50% chance of frost after
First fall frost
Dec 5
~50% chance of frost before
Growing season
277 days
frost-free stretch
USDA zone
≈ 9b
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Jan 31 Mar 3 Mar 29
First fall frost Jan 6 Dec 5 Nov 15
Hard freeze (28°F), median last Feb 11 · first Dec 29

Computed from NOAA 1991–2020 climate normals at the INVERNESS 3 SE station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Inverness 3 SE

Computed from Inverness 3 SE's own frost dates. Click any crop for the full zone-9 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Jan 6 – Jan 20 Mar 10 – Mar 17
🫑 Peppers Dec 23 – Jan 6 Mar 17 – Mar 24
🥬 Lettuce Jan 20 – Feb 3 Feb 3 – Feb 17 Feb 3 – Mar 3
🫛 Peas Jan 20 – Feb 3
🥕 Carrots Feb 10 – Mar 3
🥦 Broccoli Jan 13 – Jan 27 Feb 10 – Feb 24
🥬 Kale Jan 20 – Feb 3 Feb 3 – Feb 17 Feb 3 – Feb 17
🥒 Cucumbers Feb 3 – Feb 10 Mar 10 – Mar 17 Mar 10 – Mar 17
🥒 Zucchini Feb 3 – Feb 10 Mar 10 – Mar 17 Mar 10 – Mar 17
🫘 Green Beans (Bush) Mar 10 – Mar 17
🌽 Sweet Corn Mar 10 – Mar 17
🌿 Basil Jan 20 – Feb 3 Mar 10 – Mar 17 Mar 17 – Mar 24
🧄 Garlic Fall: Oct 24 – Nov 21

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Inverness 3 SE's dates automatically after a lookup.

Reading the season in Inverness 3 SE

With roughly 277 frost-free days, Inverness 3 SE gardens fit long-season crops — melons, winter squash, sweet potatoes — with room left for spring and fall rounds of greens and roots. The first frost around Dec 5 is late enough that fall planting is a full second season, not an afterthought.

Frequently asked questions

When is the last frost in Inverness 3 SE, FL?

The average last spring frost in Inverness 3 SE is around Mar 3, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Inverness 3 SE, FL?

The average first fall frost in Inverness 3 SE arrives around Dec 5. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Inverness 3 SE?

About 277 frost-free days on average, from Mar 3 to Dec 5. That comfortably fits long-season crops like melons and winter squash, plus spring and fall plantings of cool-season vegetables.

What USDA zone is Inverness 3 SE in?

USDA zone 9b on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.