One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. 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 estimating when to plant scarlet runner beans is to use the USDA zone info for Cleveland.

Planting Calendar for Scarlet Runner Beans

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

Scarlet Runner Beans are not cold tolerant which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant scarlet runner beans in Cleveland 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. Any later than that and your scarlet runner beans may not have a chance to really do well. You can get started a few weeks earlier by starting your scarlet runner beans indoors.

Last Frost Date

In Cleveland the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Cleveland is just an average and the actual date of last frost will vary from year to year. Since half of the time in Cleveland last frost occurs after March 15 be ready to protect your scarlet runner beans in the event of a surprise late frost.

USDA Zone Info for Cleveland

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 Cleveland

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