The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant zucchini in Bay City should 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 has passed.

Since zucchini require warm weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant zucchini in Bay City is March. However, you really should wait until April if you don't want to take any chances.

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

Last Frost Date

On average the last frost is on February 15 in Bay City. In the coldest months of winter you can expect an average low temperature of 20°F.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Bay City and it changes from year to year. Half of the time in Bay City you get a frost after February 15 so always be ready to protect your zucchini if you have a late frost.

USDA Zone Info for Bay City

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Bay City

You may be interested in your other planting guides for Bay City.