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.

The earliest that you can plant pole beans in Union should be figured out by checking out 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 has passed.

It's a bad idea to plant pole beans until after the last frost has passed because they require warm weather.

The earliest that you can plant pole beans in Union 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 pole beans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pole beans may not have a chance to fully mature. If you are starting your pole beans indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Union the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 10°F.

Keep in mind that USDA zone info for Union is an average and the actual date of last frost is different every year. Half of the time in Union it frosts late in the year after March 15 so make sure that you are ready to cover your pole beans in the event of a surprise late frost.

USDA Zone Info for Union

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Union

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