One of the best tools that you have as gardeners to help us determine your 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 your area.

In Kearney you can determine when you can plant hibiscus by using the USDA zone info.

Planting Calendar for Hibiscus

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

Since hibiscus are not cold tolerant you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant hibiscus in Kearney 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 fully mature. You can get started a couple of weeks earlier by starting your hibiscus indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Kearney is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Kearney you get surprised by a frost after April 15 be ready to cover your hibiscus in the event of a surprise late frost.

USDA Zone Info for Kearney

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 Kearney

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