The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to figure out when to plant string beans by looking at the USDA zone info for Guymon.

Planting Calendar for String beans

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

You should not plant string beans until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant string beans in Guymon 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. 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 Guymon. In the coldest months of winter you should expect an average low temperature of -5°F.

Remember that USDA zone info for Guymon is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Guymon there is a last frost after April 15 be ready to protect your string beans if you have a surprise late frost.

USDA Zone Info for Guymon

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 Guymon

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