When can I plant Steirodiscus in Evanston, IL

One of the best tools that we have as gardeners to help us estimate our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The USDA zone info for Evanston should be looked at to figure out when it's a good idea to plant steirodiscus.


Planting Calendar for Steirodiscus

Frost tolerance for steirodiscus: Tolerant of a very small amount of frost.
When you should plant them: Up to 3 weeks before last frost.

You can plant steirodiscus just a tiny bit earlier in the year because they do ok in moderate cold.

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

The earliest that you can plant steirodiscus in Evanston is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant steirodiscus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your steirodiscus may not have a chance to really do well. Starting your steirodiscus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Evanston is an average our actual date of last frost will vary from year to year. Half of the time in Evanston there is a last frost after April 15 so make sure that you are ready to protect your steirodiscus in the event of one of those late frosts.

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.