The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's a good idea to plant trachelium is to refer to the USDA zone info for Hazel Park.

Planting Calendar for Trachelium

Frost tolerance for trachelium:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant trachelium until after the last frost because they are not cold tolerant.

The earliest that you can plant trachelium in Hazel Park is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant trachelium and expect a good harvest is probably August. Any later than that and your trachelium may not have a chance to fully mature. If you are starting your trachelium indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Hazel Park. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Hazel Park may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Hazel Park you get a frost after April 15 be ready to cover your trachelium in the event of a surprise late frost.

USDA Zone Info for Hazel Park

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 Hazel Park

You may be interested in your other planting guides for Hazel Park.