The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when to plant tropical water plants in Watchung by using the USDA zone info.

Planting Calendar for Tropical Water Plants

Frost tolerance for tropical water plants:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Tropical Water Plants are not cold tolerant which means that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant tropical water plants in Watchung 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 water plants and expect a good harvest is probably August. Any later than that and your tropical water plants may not have a chance to fully mature. Starting your tropical water plants indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Watchung. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Watchung is not always accurate the actual date of last frost changes from year to year. Half of the time in Watchung you get surprised by a frost after April 15 so always be ready to cover your tropical water plants in the event of a late frost.

USDA Zone Info for Watchung

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Watchung

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