When can I plant Bleeding Hearts 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 most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The first opportunity to plant bleeding hearts in Evanston should be estimated by reviewing the USDA zone info.


Planting Calendar for Bleeding Hearts

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

Since bleeding hearts are barely cold tolerant you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant bleeding hearts 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 bleeding hearts and expect a good harvest is probably August. If you wait any later than that and your bleeding hearts may not have a chance to really do well. If you are starting your bleeding hearts indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Evanston. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Evanston is not always accurate our actual date of last frost will vary from year to year. Half of the time in Evanston we get surprised by a frost after April 15 so just be sure to be ready to protect your bleeding hearts 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.