When can I plant Scabiosa in Evanston, IL

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

The best time to plant scabiosa in Evanston should be estimated by checking out the USDA zone info.


Planting Calendar for Scabiosa

Frost tolerance for scabiosa: Tolerant of some frost.
When you should plant them: Up to 5 weeks before last frost.

Scabiosa do ok in a little bit of cold which tells us that you can plant them just a bit earlier in the year than more sensitive plants.

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

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

The last month that you can plant scabiosa and expect a good harvest is probably September. Any later than that and your scabiosa may not have a chance to grow to maturity. If you are starting your scabiosa indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Evanston. We can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Evanston is an average and our actual date of last frost can change quite a bit from year to year. Since half of the time in Evanston we get a frost after April 15 be ready to cover your scabiosa 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.