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

The earliest that you can plant anchusa in Big Stone Gap should be estimated by using the USDA zone info.

Planting Calendar for Anchusa

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

Anchusa tend to make it in quite a bit of cold which tells us that you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant anchusa in Big Stone Gap 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 anchusa and expect a good harvest is probably September. You probably don't want to wait any later than that or else your anchusa may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your anchusa indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Big Stone Gap. In the coldest months of winter you can expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Big Stone Gap may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Big Stone Gap you get a frost after April 15 so make sure that you are prepared to cover your anchusa if you have one of those late frosts.

USDA Zone Info for Big Stone Gap

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 Big Stone Gap

You may be interested in your other planting guides for Big Stone Gap.