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.

A common way of estimating when it's possible to plant tropical hibiscus is to refer to the USDA zone info for Mamaroneck.

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.

It's a bad idea to plant tropical hibiscus until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant tropical hibiscus in Mamaroneck 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 fully mature. Starting your tropical hibiscus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Mamaroneck the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Mamaroneck is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Mamaroneck last frost occurs after April 15 so always be ready to cover your tropical hibiscus if you have a late frost.

USDA Zone Info for Mamaroneck

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 Mamaroneck

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