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 Cloquet should be reffered to in order to figure out when it's a good idea to plant asparagus fern.

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.

Asparagus Fern are not cold tolerant which tells us that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant asparagus fern in Cloquet 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 asparagus fern and expect a good harvest is probably August. You probably don't want to wait any later than that or else your asparagus fern may not have a chance to really do well. Starting your asparagus fern indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Cloquet. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Cloquet may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Cloquet last frost occurs after May 15 be ready to cover your asparagus fern in the event of a late frost.

USDA Zone Info for Cloquet

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Cloquet

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