Before planting it is a good idea to find your USDA Zone info to figure out 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.

The first chance to plant trachelium in Trenton can be determined by checking out the USDA zone info.

Planting Calendar for Trachelium

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

Trachelium do not do well in cold weather which means that you have to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant trachelium in Trenton 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. If you wait any later than that and your trachelium may not have a chance to fully mature. You can get started a few weeks earlier by starting your trachelium indoors.

Last Frost Date

The average date of last frost is April 15 in Trenton. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Trenton is an average the actual date of last frost will vary from year to year. Since half of the time in Trenton you get a frost after April 15 be ready to protect your trachelium in the event of a surprise late frost.

USDA Zone Info for Trenton

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 Trenton

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