When can I plant Basil in Zone 11b

One of the best tools that we have as gardeners to help us estimate our gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You can determine when it's possible to plant basil in Zone 11b by referring to the USDA zone info.


Planting Calendar for Basil

Frost tolerance for basil: Not tolerant of frost.
When you should plant them: After the last frost has passed.

Since basil require warm weather it is important to wait until after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant basil
Possibly ok, but a risky time to plant basil
Probably not a good time to plant basil

The earliest that you can plant basil in Zone 11b is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant basil and expect a good harvest is probably November. Any later than that and your basil may not have a chance to grow to maturity. Starting your basil indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 11b it never frosts. In the coldest months of winter we should expect an average low temperature of 45°F.

Since the USDA zone info for Zone 11b is not always accurate our actual date of last frost changes from year to year. Since it never frosts in Zone 11b you do not have to be ready to protect your basil in the event of one of those late frosts.

USDA Zone Info for Zone 11b

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low45°F
Highest Expected Low50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Zone 11b

You may be interested in our other planting guides for Zone 11b.