Check the listing for details. Leatherwood Fern | Bare-root. Color: Green. Listed at 9.95 USD. LEATHERWOOD FERNS ARE FAST GROWING, AVERAGING 24-36 INCHES IN HEIGHT.The blue-green fronds grow 6 to 8 inches wide, and their name is due to the slightly leathery appearance they have.Leatherwood ferns pretty well grow well in most parts of the United States except in Alaska and the extreme Northern States such as Montana or Northern Maine. Most gardeners consider the Leatherwood Fern an easy to care for plant. Leatherwood ferns usually ship from growers in the spring and bloom in the summer. They need to be planted about 2 inches deep. THE FOLIAGE FOR LEATHERWOOD FERNS REMAINS EVERGREEN IN MOST REGIONS BUT MAY BENEFIT FROM CLIPPING BACK IN LATE WINTER.You can grow indoors many ferns, but unfortunately, Leatherwood Ferns are not one of them. Leatherwood ferns require a significant amount of humidity, which is not possible to control indoors.