One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

In Portage you can determine when it's a good idea to plant aegopodium by referring to 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 a lot earlier in the year than other frost tender plants.

The earliest that you can plant aegopodium in Portage 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 little bit earlier by starting your aegopodium indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Portage. In the coldest months of winter you should expect an average low temperature of -20°F.

Keep in mind that USDA zone info for Portage is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Portage last frost occurs after April 15 be ready to cover your aegopodium if you have one of those late frosts.

USDA Zone Info for Portage

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Portage

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