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When to Plant Baby Blue Eyes in Highland Park, IL

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when it's possible to plant baby blue eyes is to use the USDA zone info for Highland Park.


Planting Calendar for Baby Blue Eyes

Frost tolerance for baby blue eyes: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Since baby blue eyes are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant baby blue eyes
Possibly ok, but a risky time to plant baby blue eyes
Probably not a good time to plant baby blue eyes

The earliest that you can plant baby blue eyes in Highland Park 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 baby blue eyes and expect a good harvest is probably September. You probably don't want to wait any later than that or else your baby blue eyes may not have a chance to grow to maturity. If you are starting your baby blue eyes indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Highland Park the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Highland Park is just an average and the actual date of last frost will vary from year to year. Since half of the time in Highland Park you get a frost after April 15 be ready to cover your baby blue eyes if you have one of those late frosts.

USDA Zone Info for Highland Park

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 Highland Park

You may be interested in your other planting guides for Highland Park.