The USDA Zone info is a great tool for gardeners to help us estimate 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 first opportunity to plant fanflower in Oregon City should be estimated by looking at the USDA zone info.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant fanflower until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant fanflower in Oregon City is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant fanflower and expect a good harvest is probably August. If you wait any later than that and your fanflower may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your fanflower indoors.

Last Frost Date

The average date of last frost is March 15 in Oregon City. In the coldest months of winter you should expect an average low temperature of 15°F.

Always keep in mind that USDA zone info for Oregon City is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Oregon City last frost occurs after March 15 be ready to protect your fanflower if you have one of those late frosts.

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.