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.

By checking out the USDA zone info for Pearsall you should be able to figure out when it's possible to plant scarlet runner beans.

Planting Calendar for Scarlet Runner Beans

Frost tolerance for scarlet runner beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since scarlet runner beans require warm weather you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant scarlet runner beans in Pearsall 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 scarlet runner beans and expect a good harvest is probably August. If you wait any later than that and your scarlet runner beans may not have a chance to fully mature. If you are starting your scarlet runner beans indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Pearsall. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Pearsall is just an average the actual date of last frost will vary from year to year. Half of the time in Pearsall last frost occurs after March 15 so make sure that you are prepared to protect your scarlet runner beans in the event of a surprise late frost.

USDA Zone Info for Pearsall

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Pearsall

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