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When to Plant String beans in Placentia, CA

One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant string beans in Placentia can be estimated by reviewing the USDA zone info.


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.

Since string beans do not do well in cold weather you must wait until after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant string beans in Placentia 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. You probably don't want to wait any later than that or else your string beans may not have a chance to grow to maturity. If you are starting your string beans indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on January 31 in Placentia. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Placentia 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 Placentia there is a last frost after January 31 so be sure to be ready to protect your string beans in the event of a late frost.

USDA Zone Info for Placentia

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 Low30°F
Highest Expected Low35°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 Placentia

You may be interested in your other planting guides for Placentia.