One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

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

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

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

Last Frost Date

The average date of last frost is April 15 in Somerdale. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Somerdale is just an average the actual date of last frost is different every year. Since half of the time in Somerdale you get surprised by a frost after April 15 be ready to cover your ajuga in the event of one of those late frosts.

USDA Zone Info for Somerdale

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Somerdale

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