One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Roxboro you can estimate when it's a good idea to plant runner beans by referring to the USDA zone info.

Planting Calendar for Runner beans

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

Since runner beans are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant runner beans in Roxboro 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 runner beans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your runner beans may not have a chance to fully mature. Starting your runner beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Roxboro. In the coldest months of winter you should expect an average low temperature of 5°F.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Roxboro and it is different every year. Half of the time in Roxboro it frosts late in the year after April 15 so make sure that you are ready to protect your runner beans if you have one of those late frosts.

USDA Zone Info for Roxboro

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 Roxboro

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