One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when you can plant zucchini is to examine the USDA zone info for Corcoran.

Planting Calendar for Zucchini

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

Since zucchini are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant zucchini in Corcoran 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 Corcoran. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Corcoran is just an average the actual date of last frost changes from year to year. Half of the time in Corcoran you get a frost after February 15 so always be ready to cover your zucchini if you have a surprise late frost.

USDA Zone Info for Corcoran

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 Corcoran

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