When to Plant Pole beans in Hercules, CA

One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

You can determine when it's the best time to plant pole beans in Hercules by using the USDA zone info.


Planting Calendar for Pole beans

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

It's not a good idea to plant pole beans until after all chance of frost has passed because they require warm weather.

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

The earliest that you can plant pole beans in Hercules 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 pole beans and expect a good harvest is probably September. You probably don't want to wait any later than that or else your pole beans may not have a chance to really do well. Starting your pole beans indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Hercules. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Hercules 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 Hercules last frost occurs after February 15 so make sure that you are ready to protect your pole beans if you have a surprise late frost.

USDA Zone Info for Hercules

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Hercules

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