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.

One way of figuring out when you can plant lemon balm is to consult the USDA zone info for Globe.

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 just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant lemon balm in Globe 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. You can get started a little bit earlier by starting your lemon balm indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Globe. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Globe may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Globe you get a frost after February 15 so be sure to be ready to protect your lemon balm if you have one of those late frosts.

USDA Zone Info for Globe

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Globe

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