When can I plant Scutellaria in Evanston, IL

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

You can figure out when to plant scutellaria in Evanston by referring to the USDA zone info.


Planting Calendar for Scutellaria

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

Since scutellaria require warm weather you really should wait until after all chance of frost has passed before you can plant them.

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

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

Last Frost Date

In Evanston the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Evanston is not always accurate and our actual date of last frost will vary from year to year. Since half of the time in Evanston we get surprised by a frost after April 15 be ready to cover your scutellaria 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.