The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of estimating when it's possible to plant anchusa is to use the USDA zone info for Adrian.

Planting Calendar for Anchusa

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

Anchusa are very cold tolerant which means that you can start planting them much earlier than other plants that might not handle the cold.

The earliest that you can plant anchusa in Adrian 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 really do well. You can get started a few weeks earlier by starting your anchusa indoors.

Last Frost Date

The average date of last frost is April 15 in Adrian. You should expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Adrian 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 Adrian you get a frost after April 15 so always be ready to protect your anchusa if you have one of those late frosts.

USDA Zone Info for Adrian

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Adrian

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