One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant aegopodium in Oregon City can be estimated 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.

You can plant aegopodium quite a bit earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant aegopodium in Oregon City 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 really do well. If you are starting your aegopodium indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Oregon City. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Oregon City is an average the actual date of last frost is different every year. Since half of the time in Oregon City there is a last frost after March 15 be ready to protect your aegopodium in the event of a surprise late frost.

USDA Zone Info for Oregon City

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Oregon City

You may be interested in your other planting guides for Oregon City.