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

The USDA zone info for Herkimer should be reviewed to figure out when it's possible to plant sedum.

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 earlier in the year because they are very cold tolerant.

The earliest that you can plant sedum in Herkimer is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant sedum and expect a good harvest is probably September. If you wait any later than that and your sedum may not have a chance to really do well. You can get started a couple of weeks earlier by starting your sedum indoors.

Last Frost Date

The average date of last frost is April 15 in Herkimer. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Herkimer 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 Herkimer it frosts late in the year after April 15 be ready to protect your sedum if you have a late frost.

USDA Zone Info for Herkimer

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Herkimer

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