Before planting it is a good idea to find your USDA Zone info to figure out 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.

You can estimate when you can plant lenten rose in Stewartville by using the USDA zone info.

Planting Calendar for Lenten Rose

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

Lenten Rose do well in mild cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant lenten rose in Stewartville 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 lenten rose and expect a good harvest is probably August. Any later than that and your lenten rose may not have a chance to fully mature. If you are starting your lenten rose 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 May 15 in Stewartville. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Stewartville is not always accurate the actual date of last frost will vary from year to year. Half of the time in Stewartville last frost occurs after May 15 so make sure that you are prepared to cover your lenten rose in the event of a late frost.

USDA Zone Info for Stewartville

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 Stewartville

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