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 Moorhead should be reviewed to figure out when it's the best time to plant dallas fern.

Planting Calendar for Dallas Fern

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

Since dallas fern are not cold tolerant you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant dallas fern in Moorhead 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 dallas fern and expect a good harvest is probably August. Any later than that and your dallas fern may not have a chance to fully mature. You can get started a little bit earlier by starting your dallas fern indoors.

Last Frost Date

The average date of last frost is May 15 in Moorhead. You can expect an average low temperature of -30°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Moorhead and it will vary from year to year. Since half of the time in Moorhead you get a frost after May 15 be ready to protect your dallas fern in the event of one of those late frosts.

USDA Zone Info for Moorhead

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 Moorhead

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