One of the first steps you take when you are getting a good idea your gardening schedule is find your 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.

You should be able to figure out when it's possible to plant scarlet runner beans by checking out the USDA zone info for Edinboro.

Planting Calendar for Scarlet Runner Beans

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

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

The earliest that you can plant scarlet runner beans in Edinboro 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 grow to maturity. You can get started a couple of weeks earlier by starting your scarlet runner beans indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Edinboro. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Edinboro is just an average and the actual date of last frost changes from year to year. Since half of the time in Edinboro there is a last frost after April 15 be ready to protect your scarlet runner beans if you have a surprise late frost.

USDA Zone Info for Edinboro

Here is the info for USDA Zone 5b.

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

Plants to Grow in Edinboro

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