Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to determine when it's possible to plant phlox by referring to the USDA zone info for Boynton Beach.

Planting Calendar for Phlox

Frost tolerance for phlox:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Phlox are one of those plants that can tolerate a little bit of cold weather which means that you can get them planted earlier than more sensitive plants.

The earliest that you can plant phlox in Boynton Beach is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant phlox and expect a good harvest is probably October. You probably don't want to wait any later than that or else your phlox may not have a chance to grow to maturity. Starting your phlox indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Boynton Beach. In the coldest months of winter you should expect an average low temperature of 35°F.

Since the USDA zone info for Boynton Beach may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Boynton Beach you get surprised by a frost after January 31 so make sure that you are ready to protect your phlox in the event of a surprise late frost.

USDA Zone Info for Boynton Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Boynton Beach

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