The USDA Zone info is a great tool for gardeners to help us determine 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 earliest that you can plant aegopodium in Mount Vernon can be figured out by looking at the USDA zone info.

Planting Calendar for Aegopodium

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

Since aegopodium do well in cold you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant aegopodium in Mount Vernon 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. You probably don't want to wait any later than that or else your aegopodium may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your aegopodium indoors.

Last Frost Date

The average date of last frost is April 15 in Mount Vernon. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Mount Vernon may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Mount Vernon last frost occurs after April 15 be ready to cover your aegopodium if you have a late frost.

USDA Zone Info for Mount Vernon

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 Mount Vernon

You may be interested in your other planting guides for Mount Vernon.