The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 trachelium in Manchester should be determined by looking at the USDA zone info.

Planting Calendar for Trachelium

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

Since trachelium are not cold tolerant you must wait until after the last frost before you can plant them.

The earliest that you can plant trachelium in Manchester 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 really do well. You can get started a little bit earlier by starting your trachelium indoors.

Last Frost Date

The average date of last frost is April 15 in Manchester. In the coldest months of winter you can expect an average low temperature of -20°F.

Always keep in mind that USDA zone info for Manchester may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Manchester you get surprised by a frost after April 15 be ready to cover your trachelium in the event of a surprise late frost.

USDA Zone Info for Manchester

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 Manchester

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