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.

In Fort Atkinson you can determine when to plant doronicum by referring to the USDA zone info.

Planting Calendar for Doronicum

Frost tolerance for doronicum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Doronicum are moderately cold tolerant which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant doronicum in Fort Atkinson is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant doronicum and expect a good harvest is probably September. Any later than that and your doronicum may not have a chance to fully mature. If you are starting your doronicum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Fort Atkinson. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Fort Atkinson may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Fort Atkinson it frosts late in the year after April 15 so always be ready to protect your doronicum if you have one of those late frosts.

USDA Zone Info for Fort Atkinson

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Fort Atkinson

You may be interested in your other planting guides for Fort Atkinson.