When to Plant Zucchini in Kingsford, MI

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant zucchini in Kingsford can be figured out by checking out the USDA zone info.


Planting Calendar for Zucchini

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

Zucchini do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant zucchini
Possibly ok, but a risky time to plant zucchini
Probably not a good time to plant zucchini

The earliest that you can plant zucchini in Kingsford is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant zucchini and expect a good harvest is probably August. If you wait any later than that and your zucchini may not have a chance to grow to maturity. You can get started a little bit earlier by starting your zucchini indoors.

Last Frost Date

In Kingsford the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -30°F.

Since the USDA zone info for Kingsford is an average the actual date of last frost will vary from year to year. Half of the time in Kingsford it frosts late in the year after May 15 so just be sure to be ready to protect your zucchini in the event of a late frost.

USDA Zone Info for Kingsford

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-30°F
Highest Expected Low-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Kingsford

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