The USDA Zone info is a great tool for gardeners to help us figure out 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.

You should be able to figure out when you can plant zucchini by using the USDA zone info for Duquesne.

Planting Calendar for Zucchini

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

It's probably a bad idea to plant zucchini until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant zucchini in Duquesne 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. Any later than that and your zucchini may not have a chance to really do well. Starting your zucchini indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Duquesne the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Duquesne may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Duquesne there is a last frost after April 15 be ready to protect your zucchini if you have a surprise late frost.

USDA Zone Info for Duquesne

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 Duquesne

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