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.

The earliest that you can plant polka dot plant in Central City should be estimated by using 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 has passed.

You can not plant polka dot plant until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant polka dot plant in Central City 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

The average date of last frost is April 15 in Central City. In the coldest months of winter you can expect an average low temperature of -5°F.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Central City and it can change quite a bit from year to year. Half of the time in Central City there is a last frost after April 15 so just be sure to be ready to protect your polka dot plant in the event of a surprise late frost.

USDA Zone Info for Central City

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 Central City

You may be interested in your other planting guides for Central City.