One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Indiana you can estimate when 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 all chance of frost has passed.

Since polka dot plant do not do well in cold weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant polka dot plant in Indiana 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 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 fully mature. You can get started a few weeks earlier by starting your polka dot plant indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Indiana. In the coldest months of winter you can expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Indiana is just an average and the actual date of last frost will vary from year to year. Since half of the time in Indiana there is a last frost after April 15 be ready to protect your polka dot plant if you have a late frost.

USDA Zone Info for Indiana

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Indiana

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