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

You will be able to determine when to plant ajuga by referring to the USDA zone info for Jackson.

Planting Calendar for Ajuga

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

Ajuga tend to make it in quite a bit of cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant ajuga in Jackson 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 ajuga and expect a good harvest is probably September. If you wait any later than that and your ajuga may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your ajuga indoors.

Last Frost Date

On average the last frost is on April 15 in Jackson. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Jackson may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Jackson you get a frost after April 15 be ready to protect your ajuga if you have a late frost.

USDA Zone Info for Jackson

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Jackson

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