Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Grove City you can figure out when it's a good idea to plant tropical hibiscus by looking at the USDA zone info.

Planting Calendar for Tropical Hibiscus

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

Tropical Hibiscus require warm weather which tells us that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant tropical hibiscus in Grove City 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. You can get started a few weeks earlier by starting your tropical hibiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Grove City. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Grove City is just an average the actual date of last frost changes from year to year. Since half of the time in Grove City you get surprised by a frost after April 15 be ready to protect your tropical hibiscus in the event of a surprise late frost.

USDA Zone Info for Grove City

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 Grove City

You may be interested in your other planting guides for Grove City.