Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Lehi you can estimate when it's the best time to plant lemon balm by referring to 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 mild cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant lemon balm in Lehi 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. You probably don't want to wait any later than that or else your lemon balm may not have a chance to fully mature. You can get started a few weeks earlier by starting your lemon balm indoors.

Last Frost Date

On average the last frost is on April 15 in Lehi. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Lehi is an average the actual date of last frost will vary from year to year. Half of the time in Lehi it frosts late in the year after April 15 so just be sure to be ready to cover your lemon balm in the event of a late frost.

USDA Zone Info for Lehi

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 Lehi

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