One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Barre can be looked at 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 all chance of frost has passed.

Since dallas fern are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant dallas fern in Barre 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. If you wait any later than that and your dallas fern may not have a chance to grow to maturity. Starting your dallas fern indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Barre. You should expect an average low temperature of -25°F in the coldest months of winter.

Keep in mind that USDA zone info for Barre may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Barre it frosts late in the year after May 15 be ready to protect your dallas fern if you have one of those late frosts.

USDA Zone Info for Barre

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Barre

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