The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Jupiter you can estimate when you can plant four o' clock by checking out the USDA zone info.

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.

You really shouldn't plant four o' clock until after the last frost because they are not cold tolerant.

The earliest that you can plant four o' clock in Jupiter is February. However, you really should wait until March 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

On average the last frost when the weather gets warmer is on January 31 in Jupiter. You should expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Jupiter 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 Jupiter it frosts late in the year after January 31 so just be sure to be ready to cover your four o' clock if you have a surprise late frost.

USDA Zone Info for Jupiter

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Jupiter

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