The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when to plant mimulus is to look at the USDA zone info for Mauston.

Planting Calendar for Mimulus

Frost tolerance for mimulus:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably not a good idea to plant mimulus until after all chance of frost has passed because they do not do well in cold weather.

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

Last Frost Date

The average date of last frost is May 15 in Mauston. It might get as low as -25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Mauston is an average and the actual date of last frost will vary from year to year. Half of the time in Mauston there is a last frost after May 15 so make sure that you are ready to protect your mimulus if you have one of those late frosts.

USDA Zone Info for Mauston

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Mauston

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