When can I plant Angelonia in Evanston, IL

The USDA Zone info is a great tool for gardeners to help us estimate our gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The first chance to plant angelonia in Evanston should be figured out by reviewing the USDA zone info.


Planting Calendar for Angelonia

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

Angelonia are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant angelonia 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 angelonia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your angelonia may not have a chance to really do well. You can get started a little bit earlier by starting your angelonia indoors.

Last Frost Date

On average the last frost is on April 15 in Evanston. In the coldest months of winter we can expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Evanston is just an average and our actual date of last frost will vary from year to year. Half of the time in Evanston we get a frost after April 15 so always be ready to protect your angelonia if we have a surprise 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.