One of the first steps you take when you are estimating 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.

You can estimate when it's possible to plant aubretia in Charles Town by reviewing the USDA zone info.

Planting Calendar for Aubretia

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

Aubretia do ok in quite a bit of cold which tells us that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant aubretia in Charles Town 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 aubretia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your aubretia may not have a chance to grow to maturity. Starting your aubretia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Charles Town. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Charles Town and it can change quite a bit from year to year. Half of the time in Charles Town it frosts late in the year after April 15 so just be sure to be ready to protect your aubretia in the event of a late frost.

USDA Zone Info for Charles Town

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Charles Town

You may be interested in your other planting guides for Charles Town.