Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Red Wing you will be able to figure out when it's possible to plant tropical water plants.

Planting Calendar for Tropical Water Plants

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

Since tropical water plants are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant tropical water plants in Red Wing is May. However, you really should wait until June 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 really do well. You can get started a few weeks earlier by starting your tropical water plants indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Red Wing. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Red Wing may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Red Wing you get surprised by a frost after May 15 so be sure to be ready to cover your tropical water plants if you have one of those late frosts.

USDA Zone Info for Red Wing

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Red Wing

You may be interested in your other planting guides for Red Wing.