The USDA Zone info is a great tool for gardeners to help us estimate 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.

It's a good idea to estimate when it's possible to plant hibiscus by referring to the USDA zone info for Metuchen.

Planting Calendar for Hibiscus

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

It's not a good idea to plant hibiscus until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant hibiscus in Metuchen 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. If you wait any later than that and your hibiscus may not have a chance to fully mature. You can get started a little bit earlier by starting your hibiscus indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Metuchen. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Metuchen is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Metuchen you get surprised by a frost after April 15 so make sure that you are ready to cover your hibiscus if you have a surprise late frost.

USDA Zone Info for Metuchen

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Metuchen

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