One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. 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 Oak Lawn can be used to determine when to plant painted tongues.

Planting Calendar for Painted Tongues

Frost tolerance for painted tongues:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since painted tongues do not do well in cold weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant painted tongues in Oak Lawn 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 painted tongues and expect a good harvest is probably August. If you wait any later than that and your painted tongues may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your painted tongues indoors.

Last Frost Date

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

Since the USDA zone info for Oak Lawn may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Oak Lawn you get surprised by a frost after April 15 be ready to cover your painted tongues if you have a late frost.

USDA Zone Info for Oak Lawn

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 Oak Lawn

You may be interested in your other planting guides for Oak Lawn.