One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

By looking at the USDA zone info for Swartz Creek you will be able to determine when you can plant trachelium.

Planting Calendar for Trachelium

Frost tolerance for trachelium:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably a bad idea to plant trachelium until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant trachelium in Swartz Creek 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

The average date of last frost is April 15 in Swartz Creek. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Swartz Creek may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Swartz Creek there is a last frost after April 15 be ready to protect your trachelium if you have one of those late frosts.

USDA Zone Info for Swartz Creek

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 Swartz Creek

You may be interested in your other planting guides for Swartz Creek.