One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In West Palm Beach you can estimate when to plant lemon balm by using the USDA zone info.

Planting Calendar for Lemon balm

Frost tolerance for lemon balm:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Lemon balm can survive in some cold which means that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant lemon balm in West Palm Beach 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 lemon balm and expect a good harvest is probably September. You probably don't want to wait any later than that or else your lemon balm may not have a chance to grow to maturity. Starting your lemon balm indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in West Palm Beach. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for West Palm Beach is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in West Palm Beach last frost occurs after January 31 so make sure that you are ready to cover your lemon balm in the event of a late frost.

USDA Zone Info for West Palm 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 West Palm Beach

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