One of the first steps you take when you are estimating 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.

A common way of making a decision about when it's a good idea to plant eggplants is to refer to the USDA zone info for Harper Woods.

Planting Calendar for Eggplants

Frost tolerance for eggplants:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since eggplants do not do well in cold weather it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant eggplants in Harper Woods 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 eggplants and expect a good harvest is probably August. If you wait any later than that and your eggplants may not have a chance to fully mature. You can get started a few weeks earlier by starting your eggplants indoors.

Last Frost Date

The average date of last frost is April 15 in Harper Woods. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Harper Woods is just an average the actual date of last frost will vary from year to year. Half of the time in Harper Woods you get surprised by a frost after April 15 so make sure that you are prepared to protect your eggplants in the event of one of those late frosts.

USDA Zone Info for Harper Woods

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Harper Woods

You may be interested in your other planting guides for Harper Woods.