Before planting it is a good idea to find your USDA Zone info to figure out 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 figuring out when it's the best time to plant monarda is to use the USDA zone info for Sheboygan.

Planting Calendar for Monarda

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

Monarda tend to make it in some cold which tells us that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant monarda in Sheboygan 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 monarda and expect a good harvest is probably August. Any later than that and your monarda may not have a chance to really do well. You can get started a few weeks earlier by starting your monarda indoors.

Last Frost Date

The average date of last frost is April 15 in Sheboygan. In the coldest months of winter you can expect an average low temperature of -15°F.

Remember that USDA zone info for Sheboygan is not always accurate and the actual date of last frost changes from year to year. Half of the time in Sheboygan you get surprised by a frost after April 15 so be sure to be ready to protect your monarda if you have a surprise late frost.

USDA Zone Info for Sheboygan

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Sheboygan

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