When to Plant Hibiscus in Kimberly, WI

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's possible to plant hibiscus in Kimberly by referring to the USDA zone info.


Planting Calendar for Hibiscus

Frost tolerance for hibiscus: Not tolerant of frost.
When to plant: After the last frost has passed.

It's probably a bad idea to plant hibiscus until after the last frost has passed because they require warm weather.

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

The earliest that you can plant hibiscus in Kimberly 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 hibiscus and expect a good harvest is probably August. Any later than that and your hibiscus may not have a chance to really do well. You can get started a couple of weeks earlier by starting your hibiscus indoors.

Last Frost Date

In Kimberly the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

Just be sure to remember that USDA zone info for Kimberly is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Kimberly there is a last frost after April 15 be ready to protect your hibiscus if you have a surprise late frost.

USDA Zone Info for Kimberly

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Kimberly

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