The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when to plant sedum is to consult the USDA zone info for Stewartville.

Planting Calendar for Sedum

Frost tolerance for sedum:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant sedum much earlier in the year because they do well in cold.

The earliest that you can plant sedum 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 sedum and expect a good harvest is probably August. If you wait any later than that and your sedum may not have a chance to really do well. If you are starting your sedum indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Stewartville. You should expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Stewartville is an average and the actual date of last frost changes from year to year. Since half of the time in Stewartville you get a frost after May 15 be ready to cover your sedum if you have 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.