When to Plant Trachelium in Anchorage, AK

One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant trachelium in Anchorage can be determined by using the USDA zone info.


Planting Calendar for Trachelium

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

You should not plant trachelium until after the last frost 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 Anchorage 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. 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

In Anchorage the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Anchorage is just an average and the actual date of last frost changes from year to year. Half of the time in Anchorage there is a last frost after May 15 so make sure that you are ready to protect your trachelium if you have a late frost.

USDA Zone Info for Anchorage

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Anchorage

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