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.

You should be able to estimate when it's the best time to plant polka dot plant by using the USDA zone info for Libertyville.

Planting Calendar for Polka Dot Plant

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

You should not plant polka dot plant until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant polka dot plant in Libertyville 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. If you wait any later than that and your polka dot plant may not have a chance to grow to maturity. If you are starting your polka dot plant indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Libertyville the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Libertyville is not always accurate the actual date of last frost changes from year to year. Since half of the time in Libertyville there is a last frost after April 15 be ready to protect your polka dot plant if you have one of those late frosts.

USDA Zone Info for Libertyville

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Libertyville

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