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.

It's possible to determine when it's possible to plant dallas fern by checking out the USDA zone info for Oregon.

Planting Calendar for Dallas Fern

Frost tolerance for dallas fern:	Not tolerant of frost.
When to plant:	After the last frost.

Dallas Fern are not cold tolerant which tells us that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant dallas fern in Oregon 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 dallas fern and expect a good harvest is probably August. If you wait any later than that and your dallas fern may not have a chance to really do well. You can get started a few weeks earlier by starting your dallas fern indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Oregon. In the coldest months of winter you can expect an average low temperature of -5°F.

Keep in mind that USDA zone info for Oregon is just an average and the actual date of last frost will vary from year to year. Half of the time in Oregon you get a frost after April 15 so make sure that you are prepared to protect your dallas fern in the event of one of those late frosts.

USDA Zone Info for Oregon

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Oregon

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