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.

By referring to the USDA zone info for Mitchell it's a good idea to determine when it's the best time 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 the last frost has passed.

It's probably a bad idea to plant tropical water plants until after the last frost because they are not cold tolerant.

The earliest that you can plant tropical water plants in Mitchell 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. If you wait any later than that and your tropical water plants may not have a chance to grow to maturity. You can get started a little bit earlier by starting your tropical water plants indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Mitchell. It might get as low as -25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Mitchell may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mitchell there is a last frost after May 15 be ready to protect your tropical water plants in the event of one of those late frosts.

USDA Zone Info for Mitchell

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 Mitchell

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