The USDA Zone info is a great tool for gardeners to help us estimate 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.

The earliest that you can plant string beans in Blackwell can be figured out 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.

Since string beans do not do well in cold weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant string beans in Blackwell 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 grow to maturity. 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

On average all chance of frost has passed is on April 15 in Blackwell. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Blackwell is just an average the actual date of last frost will vary from year to year. Since half of the time in Blackwell there is a last frost after April 15 be ready to cover your string beans if you have a surprise late frost.

USDA Zone Info for Blackwell

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Blackwell

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