Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Henderson you can figure out when it's the best time to plant scarlet runner beans by referring to the USDA zone info.

Planting Calendar for Scarlet Runner Beans

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

Since scarlet runner beans do not do well in cold weather it is important to wait until after the last frost before you can plant them.

The earliest that you can plant scarlet runner beans in Henderson 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. You probably don't want to wait any later than that or else your scarlet runner beans may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your scarlet runner beans indoors.

Last Frost Date

In Henderson the average date of last frost happens on April 15. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Henderson is an average the actual date of last frost changes from year to year. Since half of the time in Henderson you get surprised by a frost after April 15 be ready to cover your scarlet runner beans in the event of a surprise late frost.

USDA Zone Info for Henderson

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Henderson

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