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.

You should be able to figure out when it's the best time to plant cigar plant by looking at the USDA zone info for Winthrop Harbor.

Planting Calendar for Cigar Plant

Frost tolerance for cigar plant:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant cigar plant until after the last frost because they are not cold tolerant.

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

Last Frost Date

The average date of last frost is April 15 in Winthrop Harbor. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Winthrop Harbor is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Winthrop Harbor you get surprised by a frost after April 15 so always be ready to protect your cigar plant in the event of 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.