One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's a good idea to plant asparagus fern by looking at the USDA zone info for Pocatello.

Planting Calendar for Asparagus Fern

Frost tolerance for asparagus fern:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant asparagus fern 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 asparagus fern in Pocatello 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 asparagus fern and expect a good harvest is probably August. If you wait any later than that and your asparagus fern may not have a chance to really do well. You can get started a couple of weeks earlier by starting your asparagus fern indoors.

Last Frost Date

The average date of last frost is April 15 in Pocatello. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Pocatello is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Pocatello it frosts late in the year after April 15 be ready to cover your asparagus fern in the event of a surprise late frost.

USDA Zone Info for Pocatello

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 Pocatello

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