One of the best tools that you have as gardeners to help us determine 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 Titusville you will be able to estimate 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 do not do well in cold weather it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant four o' clock in Titusville 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. If you wait any later than that and your four o' clock may not have a chance to fully mature. If you are starting your four o' clock indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Titusville is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Titusville you get surprised by a frost after February 15 be ready to protect your four o' clock if you have one of those late frosts.

USDA Zone Info for Titusville

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 Titusville

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