One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of determining when it's possible to plant string beans is to use the USDA zone info for Los Fresnos.

Planting Calendar for String beans

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

String beans do not do well in cold weather which tells us that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant string beans in Los Fresnos 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 string beans and expect a good harvest is probably September. Any later than that and your string beans may not have a chance to fully mature. If you are starting your string beans indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Los Fresnos. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Los Fresnos may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Los Fresnos it frosts late in the year after January 31 so always be ready to protect your string beans in the event of one of those late frosts.

USDA Zone Info for Los Fresnos

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 Los Fresnos

You may be interested in your other planting guides for Los Fresnos.