Question 1

When should I plant basil in ZIP 33602?

Accepted Answer

In ZIP 33602, the main basil target is around Feb 11, based on the representative Tampa frost station and USDA zone 10a.

Question 2

When should I start basil seeds indoors in 33602?

Accepted Answer

Start basil seeds indoors in ZIP 33602 around Dec 28, about 35 days before the Feb 1 last-frost estimate.

Question 3

When is the last frost in Tampa?

Accepted Answer

Tampa (ZIP 33602) has an average last spring frost around Feb 1, based on the representative Tampa frost station.

Question 4

When is the first frost in Tampa?

Accepted Answer

Tampa (ZIP 33602) has an average first fall frost around Dec 20, leaving about 322 frost-free days.

Question 5

Is this a guaranteed planting date?

Accepted Answer

No. GrowZone uses frost-date estimates, hardiness zones, and crop timing rules for planning. Local microclimates and current weather can shift the right date.

Step	Date	How to use it
Start Indoors	December 28, 2025	Start seeds under lights or in a bright indoor seed-starting space.
Transplant Outdoors	February 11, 2026	Move hardened-off seedlings outside after the frost-risk window.
Direct Sow	February 11, 2026	Sow seed outside when the crop and soil can handle the window.

Start basil seeds indoors around Dec 28

Basil dates for Tampa, FL