Before planting it is a good idea to find your USDA Zone info to estimate 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.

A way of making a decision about when to plant creeping phlox is to consult the USDA zone info for Roxboro.

Planting Calendar for Creeping Phlox

Frost tolerance for creeping phlox:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since creeping phlox are very cold tolerant you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant creeping phlox in Roxboro is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant creeping phlox and expect a good harvest is probably September. You probably don't want to wait any later than that or else your creeping phlox may not have a chance to really do well. You can get started a little bit earlier by starting your creeping phlox indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Roxboro. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Roxboro is not always accurate the actual date of last frost changes from year to year. Half of the time in Roxboro it frosts late in the year after April 15 so make sure that you are ready to cover your creeping phlox in the event of 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.