One of the best tools that you have as gardeners to help us estimate 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.

In Springfield you can figure out when to plant tropical water plants by looking at 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 when the weather gets warmer.

Tropical Water Plants require warm weather which means that you need 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 Springfield 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. If you are starting your tropical water plants indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Springfield. In the coldest months of winter you should expect an average low temperature of 0°F.

It's important to remember that USDA zone info for Springfield is an average and the actual date of last frost will vary from year to year. Since half of the time in Springfield you get surprised by a frost after April 15 be ready to protect your tropical water plants in the event of a late frost.

USDA Zone Info for Springfield

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 Springfield

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