One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when to plant lenten rose by checking out the USDA zone info for Sioux Falls.

Planting Calendar for Lenten Rose

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

Since lenten rose are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant lenten rose in Sioux Falls 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 really do well. You can get started a few weeks earlier by starting your lenten rose indoors.

Last Frost Date

In Sioux Falls the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Sioux Falls and it can change quite a bit from year to year. Half of the time in Sioux Falls you get surprised by a frost after May 15 so make sure that you are ready to protect your lenten rose if you have one of those late frosts.

USDA Zone Info for Sioux Falls

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 Sioux Falls

You may be interested in your other planting guides for Sioux Falls.