The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Anchorage you can estimate when you can plant sedum by reviewing 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.

Since sedum are very cold tolerant you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant sedum in Anchorage 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 grow to maturity. You can get started a little bit earlier by starting your sedum indoors.

Last Frost Date

The average date of last frost is May 15 in Anchorage. 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 is an average because it is based on the USDA zone info for Anchorage and it can change quite a bit from year to year. Half of the time in Anchorage you get surprised by a frost after May 15 so be sure to be ready to protect your sedum if you have a surprise late frost.

USDA Zone Info for Anchorage

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 Anchorage

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