When can I plant Lemon balm in Zone 1b

One of the first steps we take when we are making a decision about our gardening schedule is find our USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You will be able to figure out when to plant lemon balm by referring to the USDA zone info for Zone 1b.


Planting Calendar for Lemon balm

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

Lemon balm do ok in mild cold which means that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant lemon balm
Possibly ok, but a risky time to plant lemon balm
Probably not a good time to plant lemon balm

The earliest that you can plant lemon balm in Zone 1b is June. However, you really should wait until July 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 July. Any later than that and your lemon balm may not have a chance to grow to maturity. If you are starting your lemon balm indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is June 15 in Zone 1b. It might get as low as -55°F during the coldest months of winter.

Since the USDA zone info for Zone 1b is an average our actual date of last frost will vary from year to year. Since half of the time in Zone 1b we get a frost after June 15 be ready to cover your lemon balm if we have one of those late frosts.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in our other planting guides for Zone 1b.