Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when it's possible to plant zucchini by looking at the USDA zone info for Casselberry.

Planting Calendar for Zucchini

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

You should not plant zucchini until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant zucchini in Casselberry 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 couple of weeks earlier by starting your zucchini indoors.

Last Frost Date

The average date of last frost is February 15 in Casselberry. You can expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Casselberry and it can change quite a bit from year to year. Half of the time in Casselberry last frost occurs after February 15 so make sure that you are prepared to cover your zucchini if you have a surprise late frost.

USDA Zone Info for Casselberry

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

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

Plants to Grow in Casselberry

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