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When to Plant Tropical Hibiscus in Deerfield, IL

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

The USDA zone info for Deerfield should be reffered to in order to determine when you can plant tropical hibiscus.


Planting Calendar for Tropical Hibiscus

Frost tolerance for tropical hibiscus: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Tropical Hibiscus do not do well in cold weather which means that you have to wait until it warms up after all chance of frost has passed before you can plant them.

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

The earliest that you can plant tropical hibiscus in Deerfield 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 tropical hibiscus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your tropical hibiscus may not have a chance to really do well. If you are starting your tropical hibiscus indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Deerfield is just an average and the actual date of last frost is different every year. Half of the time in Deerfield last frost occurs after April 15 so make sure that you are ready to cover your tropical hibiscus in the event of a late frost.

USDA Zone Info for Deerfield

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 Deerfield

You may be interested in your other planting guides for Deerfield.