When to Plant Tropical Hibiscus in Utica, MI

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Utica should be reffered to in order to figure out when it's a good idea to 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.

You really shouldn't plant tropical hibiscus until after the last frost has passed because they require warm weather.

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 Utica 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. If you wait any later than that and your tropical hibiscus may not have a chance to grow to maturity. Starting your tropical hibiscus indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Utica. In the coldest months of winter you can expect an average low temperature of -10°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Utica and it will vary from year to year. Half of the time in Utica you get a frost after April 15 so make sure that you are ready to cover your tropical hibiscus if you have one of those late frosts.

USDA Zone Info for Utica

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Utica

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