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.

You can estimate when to plant sweet woodruff in Haddon Heights by referring to the USDA zone info.

Planting Calendar for Sweet Woodruff

Frost tolerance for sweet woodruff:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Sweet Woodruff are one of those plants that can tolerate a little bit of cold weather which means that you can start planting them earlier than other plants that might not handle the cold.

The earliest that you can plant sweet woodruff 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 sweet woodruff and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sweet woodruff may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your sweet woodruff indoors.

Last Frost Date

On average all chance of 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.

Just be sure to remember that USDA zone info for Haddon Heights 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 Haddon Heights it frosts late in the year after April 15 so always be ready to protect your sweet woodruff if you have one of those late frosts.

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.