One of the best tools that you have as gardeners to help us determine 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 USDA zone info for Fairbanks can be looked at to estimate when you can plant napa valley fern.

Planting Calendar for Napa Valley Fern

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

You can not plant napa valley fern until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant napa valley fern in Fairbanks is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant napa valley fern and expect a good harvest is probably August. You probably don't want to wait any later than that or else your napa valley fern may not have a chance to really do well. You can get started a couple of weeks earlier by starting your napa valley fern indoors.

Last Frost Date

The average date of last frost is May 15 in Fairbanks. In the coldest months of winter you should expect an average low temperature of -50°F.

It's important to remember that USDA zone info for Fairbanks may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Fairbanks last frost occurs after May 15 so just be sure to be ready to cover your napa valley fern if you have a surprise late frost.

USDA Zone Info for Fairbanks

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	August 15
Lowest Expected Low	-50°F
Highest Expected Low	-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Fairbanks

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