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.

A common way of figuring out when to plant green beans is to check out the USDA zone info for Lancaster.

Planting Calendar for Green beans

Frost tolerance for green beans:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant green beans until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant green beans in Lancaster 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 green beans and expect a good harvest is probably August. If you wait any later than that and your green beans may not have a chance to really do well. If you are starting your green beans indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Lancaster. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Lancaster may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Lancaster it frosts late in the year after April 15 so be sure to be ready to protect your green beans if you have a surprise late frost.

USDA Zone Info for Lancaster

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 Lancaster

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