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.

The first chance to plant bee balm in San Carlos can be determined by using the USDA zone info.

Planting Calendar for Bee Balm

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

Bee Balm do ok in moderate cold which means that you can plant them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant bee balm in San Carlos 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 bee balm and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bee balm may not have a chance to really do well. You can get started a couple of weeks earlier by starting your bee balm indoors.

Last Frost Date

On average the last frost has passed is on January 31 in San Carlos. In the coldest months of winter you can expect an average low temperature of 30°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for San Carlos and it is different every year. Since half of the time in San Carlos last frost occurs after January 31 be ready to protect your bee balm in the event of a surprise late frost.

USDA Zone Info for San Carlos

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 San Carlos

You may be interested in your other planting guides for San Carlos.