One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Okeechobee can be reffered to in order to figure out 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 the last frost.

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

The earliest that you can plant four o' clock in Okeechobee 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 few weeks earlier by starting your four o' clock indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Okeechobee. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Okeechobee is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Okeechobee you get a frost after February 15 so make sure that you are ready to cover your four o' clock if you have a surprise late frost.

USDA Zone Info for Okeechobee

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 Okeechobee

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