Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when you can plant basil by referring to the USDA zone info for Half Moon Bay.

Planting Calendar for Basil

Frost tolerance for basil:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant basil until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant basil in Half Moon Bay is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant basil and expect a good harvest is probably September. Any later than that and your basil may not have a chance to really do well. Starting your basil indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Half Moon Bay. It might get as low as 30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Half Moon Bay is an average and the actual date of last frost will vary from year to year. Half of the time in Half Moon Bay last frost occurs after January 31 so make sure that you are ready to protect your basil in the event of a surprise late frost.

USDA Zone Info for Half Moon Bay

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Half Moon Bay

You may be interested in your other planting guides for Half Moon Bay.