Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when it's a good idea to plant sedum by using the USDA zone info for Winona.

Planting Calendar for Sedum

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

Sedum do well in cold which means that you can plant them a quite a bit earlier than other frost tender plants.

The earliest that you can plant sedum in Winona 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. You probably don't want to wait any later than that or else your sedum may not have a chance to fully mature. If you are starting your sedum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Winona. It might get as low as -25°F during the coldest months of winter.

It's important to remember that USDA zone info for Winona may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Winona you get surprised by a frost after May 15 so just be sure to be ready to cover your sedum in the event of a surprise late frost.

USDA Zone Info for Winona

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 Winona

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