One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant aegopodium in River Rouge can be estimated by reviewing the USDA zone info.

Planting Calendar for Aegopodium

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

Aegopodium are very cold tolerant which means that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant aegopodium in River Rouge 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 aegopodium and expect a good harvest is probably September. Any later than that and your aegopodium may not have a chance to really do well. If you are starting your aegopodium indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in River Rouge. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for River Rouge is an average the actual date of last frost will vary from year to year. Since half of the time in River Rouge there is a last frost after April 15 be ready to protect your aegopodium in the event of one of those late frosts.

USDA Zone Info for River Rouge

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in River Rouge

You may be interested in your other planting guides for River Rouge.