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.

By checking out the USDA zone info for Port Orange you will 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.

Since four o' clock are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant four o' clock in Port Orange 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 really do well. Starting your four o' clock indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Port Orange. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Port Orange may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Port Orange you get a frost after February 15 be ready to protect your four o' clock if you have a late frost.

USDA Zone Info for Port Orange

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 Port Orange

You may be interested in your other planting guides for Port Orange.