Before planting it is a good idea to find your USDA Zone info to determine your garden 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 Bardstown should be reviewed to estimate when 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 has passed.

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

The earliest that you can plant polka dot plant in Bardstown 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. Starting your polka dot plant indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Bardstown. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Bardstown is an average the actual date of last frost changes from year to year. Half of the time in Bardstown last frost occurs after April 15 so make sure that you are prepared to cover your polka dot plant in the event of a late frost.

USDA Zone Info for Bardstown

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Bardstown

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