Explore LibraryStart free trial
← Plant Library

When to Plant Tomatoes in Zone 10

In USDA zone 10, start seeds indoors around December 19, transplant or plant outdoors February 13 to May 2, and expect your first harvest around May 2.

Tomatoes planting calendar for USDA Zone 10

🌱

Start seeds indoors

Dec 19

🌿

Transplant outdoors

Feb 13

🌾

Projected first harvest

May 2

J
F
M
A
M
J
J
A
S
O
N
D
🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 10a — approximate

Most tomatoes mature in about 55 to 85 days depending on the variety. Dates use USDA zone 10a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.

What zone 10 means for tomatoes

Average last spring frost

January 30

Average first fall frost

December 30

Those two dates are what set the schedule above. Zone 10 gives you roughly 334 frost-free days, and tomatoes need about 55 to 85 days depending on the variety to mature.

🌱 Grow tomatoes with a calendar built for your exact yard

HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.

Start your free garden →