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

You can figure out when it's a good idea to plant sedum in Buffalo by checking out the USDA zone info.

Planting Calendar for Sedum

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

Sedum tend to make it in cold weather which tells us that you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant sedum in Buffalo 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. 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 few weeks earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Buffalo may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Buffalo it frosts late in the year after May 15 be ready to cover your sedum in the event of a late frost.

USDA Zone Info for Buffalo

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 Buffalo

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