The USDA Zone info is a great tool for gardeners to help us figure out 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.

A way of figuring out when it's a good idea to plant aegopodium is to use the USDA zone info for Herndon.

Planting Calendar for Aegopodium

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

Aegopodium are very cold tolerant which tells us that you can plant them a quite a bit earlier than other plants that might not handle the cold.

The earliest that you can plant aegopodium in Herndon 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 aegopodium and expect a good harvest is probably September. Any later than that and your aegopodium may not have a chance to fully mature. You can get started a few weeks earlier by starting your aegopodium indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Herndon is not always accurate and the actual date of last frost is different every year. Half of the time in Herndon you get surprised by a frost after April 15 so make sure that you are prepared to protect your aegopodium if you have one of those late frosts.

USDA Zone Info for Herndon

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 Herndon

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