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.

By reviewing the USDA zone info for Lawrenceville it's a good idea to estimate when it's a good idea to plant ajuga.

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 other plants that might not handle the cold.

The earliest that you can plant ajuga in Lawrenceville 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. Any later than that and your ajuga may not have a chance to fully mature. Starting your ajuga indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Lawrenceville. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Lawrenceville is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Lawrenceville you get a frost after April 15 be ready to cover your ajuga if you have a surprise late frost.

USDA Zone Info for Lawrenceville

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 Lawrenceville

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