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

One way of estimating when it's the best time to plant tropical water plants is to consult the USDA zone info for Rolling Meadows.

Planting Calendar for Tropical Water Plants

Frost tolerance for tropical water plants:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Tropical Water Plants are not cold tolerant which tells us that it's necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant tropical water plants in Rolling Meadows 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. You probably don't want to wait any later than that or else 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 Rolling Meadows. In the coldest months of winter you can expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Rolling Meadows is just an average and the actual date of last frost will vary from year to year. Since half of the time in Rolling Meadows it frosts late in the year after April 15 be ready to cover your tropical water plants in the event of one of those late frosts.

USDA Zone Info for Rolling Meadows

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 Rolling Meadows

You may be interested in your other planting guides for Rolling Meadows.