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

By checking out the USDA zone info for Gonzales you should be able to determine when to plant four o' clock.

Planting Calendar for Four O' Clock

Frost tolerance for four o' clock:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Four O' Clock require warm weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant four o' clock in Gonzales 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 four o' clock and expect a good harvest is probably September. You probably don't want to wait any later than that or else your four o' clock may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your four o' clock indoors.

Last Frost Date

In Gonzales the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Remember that USDA zone info for Gonzales is not always accurate and the actual date of last frost is different every year. Since half of the time in Gonzales you get surprised by a frost after February 15 be ready to cover your four o' clock in the event of one of those late frosts.

USDA Zone Info for Gonzales

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 Gonzales

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