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.

In Rhinelander you can figure out when it's possible to plant mecardonia by looking at the USDA zone info.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Mecardonia require warm weather which tells us that you have to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant mecardonia in Rhinelander is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant mecardonia and expect a good harvest is probably August. If you wait any later than that and your mecardonia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your mecardonia indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Rhinelander. You should expect an average low temperature of -30°F in the coldest months of winter.

Since the USDA zone info for Rhinelander is not always accurate the actual date of last frost is different every year. Since half of the time in Rhinelander you get a frost after May 15 be ready to cover your mecardonia if you have one of those late frosts.

USDA Zone Info for Rhinelander

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Rhinelander

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