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 determine when to plant ajuga by referring to the USDA zone info for Celina.

Planting Calendar for Ajuga

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

Ajuga do well in a bit of cold which tells us that you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant ajuga in Celina 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 grow to maturity. You can get started a few weeks earlier by starting your ajuga indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Celina. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Celina is an average the actual date of last frost will vary from year to year. Since half of the time in Celina last frost occurs after March 15 be ready to cover your ajuga in the event of a surprise late frost.

USDA Zone Info for Celina

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Celina

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