One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when you can plant bee balm in Madison by using the USDA zone info.

Planting Calendar for Bee Balm

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

Bee Balm can survive in a tiny bit of cold which tells us that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant bee balm in Madison 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 bee balm and expect a good harvest is probably August. If you wait any later than that and your bee balm may not have a chance to fully mature. You can get started a little bit earlier by starting your bee balm indoors.

Last Frost Date

The average date of last frost is April 15 in Madison. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Madison may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Madison there is a last frost after April 15 be ready to protect your bee balm if you have a late frost.

USDA Zone Info for Madison

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Madison

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