Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when to plant lemon balm by reviewing the USDA zone info for Fortuna.

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.

You can plant lemon balm a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant lemon balm in Fortuna 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. Any later than that and your lemon balm may not have a chance to fully mature. Starting your lemon balm indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Fortuna. In the coldest months of winter you can expect an average low temperature of 25°F.

Always keep in mind that USDA zone info for Fortuna is an average and the actual date of last frost changes from year to year. Since half of the time in Fortuna last frost occurs after February 15 be ready to protect your lemon balm if you have one of those late frosts.

USDA Zone Info for Fortuna

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Fortuna

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