Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when to plant polka dot plant is to refer to the USDA zone info for Creston.

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 require warm weather which tells us that it is important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant polka dot plant in Creston 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. You probably don't want to wait any later than that or else your polka dot plant may not have a chance to really do well. Starting your polka dot plant indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Creston. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Creston is just an average the actual date of last frost is different every year. Since half of the time in Creston there is a last frost after April 15 be ready to cover your polka dot plant if you have one of those late frosts.

USDA Zone Info for Creston

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Creston

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