One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant four o' clock in Neptune Beach can be estimated by reviewing the USDA zone info.

Planting Calendar for Four O' Clock

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

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

The earliest that you can plant four o' clock in Neptune Beach 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. Any later than that and 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 little bit earlier.

Last Frost Date

In Neptune Beach the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 20°F.

It's important to remember that USDA zone info for Neptune Beach is an average and the actual date of last frost changes from year to year. Since half of the time in Neptune Beach it frosts late in the year after February 15 be ready to cover your four o' clock in the event of a late frost.

USDA Zone Info for Neptune Beach

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 Neptune Beach

You may be interested in your other planting guides for Neptune Beach.