One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's a good idea to plant lemon balm by reviewing the USDA zone info for Anna.

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 are one of those plants that can tolerate a tiny bit of cold weather.

The earliest that you can plant lemon balm in Anna is March. However, you really should wait until April 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 August. Any later than that and your lemon balm may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your lemon balm indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Anna. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Anna is an average and the actual date of last frost will vary from year to year. Since half of the time in Anna last frost occurs after April 15 be ready to cover your lemon balm if you have a surprise late frost.

USDA Zone Info for Anna

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Anna

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