One of the best tools that you have as gardeners to help us figure out 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 La Crosse you can determine when it's a good idea to plant polka dot plant by referring to 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 when the weather gets warmer.

It's not a good idea to plant polka dot plant until after the last frost because they require warm weather.

The earliest that you can plant polka dot plant in La Crosse 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. Any later than that and your polka dot plant may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your polka dot plant indoors.

Last Frost Date

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

Remember that USDA zone info for La Crosse may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in La Crosse it frosts late in the year after May 15 be ready to cover your polka dot plant in the event of one of those late frosts.

USDA Zone Info for La Crosse

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 La Crosse

You may be interested in your other planting guides for La Crosse.