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.

A common way of estimating when it's a good idea to plant napa valley fern is to look at the USDA zone info for Ellettsville.

Planting Calendar for Napa Valley Fern

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

You should not plant napa valley fern until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant napa valley fern in Ellettsville 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. 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 little bit earlier by starting your napa valley fern indoors.

Last Frost Date

In Ellettsville the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Ellettsville is an average the actual date of last frost changes from year to year. Half of the time in Ellettsville last frost occurs after April 15 so make sure that you are ready to cover your napa valley fern in the event of one of those late frosts.

USDA Zone Info for Ellettsville

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Ellettsville

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