The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Berwick you should be able to estimate when it's the best time to plant string beans.

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.

You really shouldn't plant string beans until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant string beans in Berwick is April. However, you really should wait until May 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 August. You probably don't want to wait any later than that or else your string beans may not have a chance to fully mature. You can get started a little bit earlier by starting your string beans indoors.

Last Frost Date

In Berwick the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Berwick is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Berwick last frost occurs after April 15 be ready to cover your string beans in the event of a surprise late frost.

USDA Zone Info for Berwick

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Berwick

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