The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant painted tongues in Winthrop Harbor should be estimated by referring to the USDA zone info.

Planting Calendar for Painted Tongues

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

Since painted tongues require warm weather it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant painted tongues in Winthrop Harbor 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. You probably don't want to wait any later than that or else 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

The average date of last frost is April 15 in Winthrop Harbor. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Winthrop Harbor and it is different every year. Half of the time in Winthrop Harbor there is a last frost after April 15 so be sure to be ready to protect your painted tongues if you have a surprise late frost.

USDA Zone Info for Winthrop Harbor

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 Winthrop Harbor

You may be interested in your other planting guides for Winthrop Harbor.