When to Plant Trachelium in Zone 3a

The USDA Zone info is a great tool for gardeners to help us estimate 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.

In Zone 3a you can figure out when it's a good idea to plant trachelium by referring to the USDA zone info.

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Planting Calendar for Trachelium

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

It's probably a bad idea to plant trachelium until after the last frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant trachelium
Possibly ok, but a risky time to plant trachelium
Probably not a good time to plant trachelium

The earliest that you can plant trachelium in Zone 3a is May. However, you really should wait until June 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. You probably don't want to wait any later than that or else your trachelium may not have a chance to fully mature. You can get started a little bit earlier by starting your trachelium indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Zone 3a. You can expect an average low temperature of -40°F in the coldest months of winter.

It's important to remember that USDA zone info for Zone 3a is an average and the actual date of last frost is different every year. Since half of the time in Zone 3a you get a frost after May 15 be ready to cover your trachelium if you have a surprise late frost.

USDA Zone Info for Zone 3a

Here is the info for USDA Zone 3a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-40°F
Highest Expected Low-35°F

This means that on a really cold year, the coldest it will get is -40°F. On most years you should be prepared to experience lows near -35°F.

Plants to Grow in Zone 3a

You may be interested in your other planting guides for Zone 3a.