Before planting it is a good idea to find your USDA Zone info to determine your garden 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 Madison you can figure out when to plant digitalis by referring to the USDA zone info.

Planting Calendar for Digitalis

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

Digitalis can survive in some cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant digitalis in Fort Madison 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 digitalis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your digitalis may not have a chance to really do well. You can get started a few weeks earlier by starting your digitalis indoors.

Last Frost Date

In Fort Madison the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Fort Madison is an average and the actual date of last frost changes from year to year. Half of the time in Fort Madison you get surprised by a frost after April 15 so just be sure to be ready to cover your digitalis in the event of one of those late frosts.

USDA Zone Info for Fort Madison

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 Fort Madison

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