One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when it's possible to plant ajuga by reviewing the USDA zone info for Horseheads.

Planting Calendar for Ajuga

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

Since ajuga do well in cold you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant ajuga in Horseheads 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. You probably don't want to wait any later than that or else your ajuga may not have a chance to fully mature. Starting your ajuga indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Horseheads. It might get as low as -10°F during the coldest months of winter.

It's important to remember that USDA zone info for Horseheads is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Horseheads you get a frost after April 15 be ready to cover your ajuga if you have one of those late frosts.

USDA Zone Info for Horseheads

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 Horseheads

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