One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant zucchini in Crystal City can be determined 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.

It's probably not a good idea to plant zucchini until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant zucchini in Crystal 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. Any later than that and your zucchini may not have a chance to really do well. You can get started a few weeks earlier by starting your zucchini indoors.

Last Frost Date

In Crystal City the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Crystal City is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Crystal City last frost occurs after February 15 so make sure that you are ready to protect your zucchini in the event of a surprise late frost.

USDA Zone Info for Crystal 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 Crystal City

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