When can I plant Amaranthus in Evanston, IL

The USDA Zone info is a great tool for gardeners to help us figure out our gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

You should be able to determine when it's the best time to plant amaranthus by looking at the USDA zone info for Evanston.


Planting Calendar for Amaranthus

Frost tolerance for amaranthus: Not tolerant of frost.
When you should plant them: After the last frost has passed.

Amaranthus require warm weather which tells us that you need to wait until it warms up after the last frost before you can plant them.

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

The earliest that you can plant amaranthus in Evanston 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 amaranthus and expect a good harvest is probably August. If you wait any later than that and your amaranthus may not have a chance to grow to maturity. If you are starting your amaranthus indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Evanston the average date of last frost happens on April 15. In the coldest months of winter we should expect an average low temperature of -15°F.

Just be sure to remember that our actual date of last frost is just an average because it is based on the USDA zone info for Evanston and it will vary from year to year. Half of the time in Evanston we get surprised by a frost after April 15 so always be ready to protect your amaranthus in the event of a late frost.

USDA Zone Info for Evanston

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Evanston

You may be interested in our other planting guides for Evanston.