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.

In Sheffield you can figure out when you can plant string beans 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 has passed.

String beans do not do well in cold weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant string beans in Sheffield 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. If you wait any later than that and your string beans may not have a chance to really do well. If you are starting your string beans indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Sheffield. You should expect an average low temperature of 5°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Sheffield may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Sheffield it frosts late in the year after April 15 so be sure to be ready to cover your string beans in the event of a surprise late frost.

USDA Zone Info for Sheffield

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Sheffield

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