The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Minnetonka should be reviewed to figure out when it's possible to plant polka dot plant.

Planting Calendar for Polka Dot Plant

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

Polka Dot Plant do not do well in cold weather which means that you really should wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant polka dot plant in Minnetonka 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 few weeks earlier by starting your polka dot plant indoors.

Last Frost Date

In Minnetonka the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Minnetonka is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Minnetonka there is a last frost after May 15 so just be sure to be ready to protect your polka dot plant if you have a late frost.

USDA Zone Info for Minnetonka

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 Minnetonka

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