Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for East Troy you should be able to figure out when it's the best time 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.

Ajuga are one of those plants that can tolerate quite a bit of cold weather which means that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant ajuga in East Troy 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 really do well. 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 East Troy. You should expect an average low temperature of -20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for East Troy 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 East Troy it frosts late in the year after April 15 be ready to cover your ajuga if you have a late frost.

USDA Zone Info for East Troy

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 East Troy

You may be interested in your other planting guides for East Troy.