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.

The USDA zone info for Haddon Heights should be used to determine 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.

Since sedum do well in cold you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant sedum in Haddon Heights 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. Any later than that and your sedum may not have a chance to grow to maturity. Starting your sedum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Haddon Heights. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Haddon Heights is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Haddon Heights it frosts late in the year after April 15 be ready to protect your sedum in the event of a late frost.

USDA Zone Info for Haddon Heights

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Haddon Heights

You may be interested in your other planting guides for Haddon Heights.