Before planting it is a good idea to find your USDA Zone info to determine 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.

A common way of determining when it's a good idea to plant snap beans is to refer to the USDA zone info for Zone 10b.

Planting Calendar for Snap beans

Frost tolerance for snap beans:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Snap beans do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant snap beans in Zone 10b 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 snap beans and expect a good harvest is probably September. If you wait any later than that and your snap beans may not have a chance to really do well. Starting your snap beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Zone 10b. In the coldest months of winter you can expect an average low temperature of 35°F.

It's important to remember that USDA zone info for Zone 10b is just an average and the actual date of last frost changes from year to year. Half of the time in Zone 10b last frost occurs after January 31 so always be ready to cover your snap beans in the event of one of those late frosts.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Zone 10b

You may be interested in your other planting guides for Zone 10b.