One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for San Diego it's a good idea to determine when to plant peanut.

Planting Calendar for Peanut

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

Since peanut do not do well in cold weather it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant peanut in San Diego is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant peanut and expect a good harvest is probably September. You probably don't want to wait any later than that or else your peanut may not have a chance to fully mature. Starting your peanut indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in San Diego. It might get as low as 20°F during the coldest months of winter.

It's important to remember that USDA zone info for San Diego is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in San Diego you get surprised by a frost after February 15 be ready to cover your peanut if you have one of those late frosts.

USDA Zone Info for San Diego

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in San Diego

You may be interested in your other planting guides for San Diego.