The USDA Zone info is a great tool for gardeners to help us figure out 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 napa valley fern in Fox Lake should be estimated by checking out the USDA zone info.

Planting Calendar for Napa Valley Fern

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

Since napa valley fern do not do well in cold weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant napa valley fern in Fox Lake 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 napa valley fern and expect a good harvest is probably August. Any later than that and your napa valley fern may not have a chance to fully mature. You can get started a few weeks earlier by starting your napa valley fern indoors.

Last Frost Date

The average date of last frost is April 15 in Fox Lake. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Fox Lake may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Fox Lake last frost occurs after April 15 be ready to protect your napa valley fern if you have a late frost.

USDA Zone Info for Fox Lake

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Fox Lake

You may be interested in your other planting guides for Fox Lake.