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

In Wausau you can determine when to plant polka dot plant by looking at the USDA zone info.

Planting Calendar for Polka Dot Plant

Frost tolerance for polka dot plant:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably not a good idea to plant polka dot plant until after all chance of frost has passed because they require warm weather.

The earliest that you can plant polka dot plant in Wausau 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 polka dot plant and expect a good harvest is probably August. You probably don't want to wait any later than that or else your polka dot plant may not have a chance to fully mature. You can get started a little bit earlier by starting your polka dot plant indoors.

Last Frost Date

The average date of last frost is May 15 in Wausau. You can expect an average low temperature of -25°F in the coldest months of winter.

It's important to remember that USDA zone info for Wausau is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Wausau last frost occurs after May 15 be ready to cover your polka dot plant if you have one of those late frosts.

USDA Zone Info for Wausau

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 Wausau

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