When to Plant Zucchini in Waunakee, WI

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 best time to plant zucchini in Waunakee should be estimated by looking at the USDA zone info.


Planting Calendar for Zucchini

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

Since zucchini are not cold tolerant you really should wait until after the last frost has passed 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 Waunakee 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 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 fully mature. If you are starting your zucchini indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Waunakee. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Waunakee is an average the actual date of last frost changes from year to year. Half of the time in Waunakee it frosts late in the year after April 15 so make sure that you are prepared to cover your zucchini if you have one of those late frosts.

USDA Zone Info for Waunakee

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Waunakee

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