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

A common way of determining when it's the best time to plant lemon balm is to examine the USDA zone info for Ponca City.

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 are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can get them planted just a bit earlier than more sensitive plants.

The earliest that you can plant lemon balm in Ponca City 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 grow to maturity. You can get started a few 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 Ponca City. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that USDA zone info for Ponca City is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Ponca City last frost occurs after April 15 be ready to cover your lemon balm in the event of one of those late frosts.

USDA Zone Info for Ponca City

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Ponca City

You may be interested in your other planting guides for Ponca City.