One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. 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 Baltimore can be reffered to in order to figure out when it's a good idea to plant aegopodium.

Planting Calendar for Aegopodium

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

Aegopodium tend to make it in cold weather which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant aegopodium in Baltimore 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. If you wait any later than that and your aegopodium may not have a chance to really do well. Starting your aegopodium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Baltimore. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Baltimore is an average the actual date of last frost changes from year to year. Half of the time in Baltimore it frosts late in the year after April 15 so always be ready to cover your aegopodium in the event of one of those late frosts.

USDA Zone Info for Baltimore

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Baltimore

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