One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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 USDA zone info for Scottsboro should be looked at to figure out when it's the best time to plant anchusa.

Planting Calendar for Anchusa

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

Since anchusa are very cold tolerant you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant anchusa in Scottsboro 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. Starting your anchusa indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Scottsboro. You can expect an average low temperature of 5°F in the coldest months of winter.

It's important to remember that USDA zone info for Scottsboro may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Scottsboro it frosts late in the year after April 15 so just be sure to be ready to cover your anchusa in the event of a surprise late frost.

USDA Zone Info for Scottsboro

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 Scottsboro

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