One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant tropical hibiscus in Closter should be figured out by checking out 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 when the weather gets warmer.

Since tropical hibiscus require warm weather you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant tropical hibiscus in Closter 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. Any later than that and your tropical hibiscus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your tropical hibiscus indoors.

Last Frost Date

In Closter the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Closter may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Closter you get surprised by a frost after April 15 so just be sure to be ready to cover your tropical hibiscus if you have a late frost.

USDA Zone Info for Closter

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 Closter

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