3 to 4 feet high
People also ask
How tall does Karl Foerster feather reed grass grow?
Foliage for the Karl Foerster Feather Reed Grass is incredibly stunning. It has tall red-bronze feathery flower spikes that first appear in early summer and lasts through fall. Being a cool season grass, you will see most growth in the spring. This perennial grows to a height of forty-eight to seventy-two inches.
What is Karl Foerster grass?
Karl Foerster ( Calamagrostis x acutiflora 鈥楰arl Foerster鈥? is a feather reed grass, an ornamental clump-forming grass that grows in USDA Zone 4 and southward. It is named for a German horticulturist and an early pioneer of lower maintenance gardening.
How tall does Foerster grass grow?
Named after Karl Foerster, a lifelong nurseryman, writer, and photographer, this feather reed grass grows 5 to 6 feet (1.5 to 2 m.) tall. The grass has three distinct seasons of interest.
How do you propagate Karl Foerster feather grass?
Karl Foerster feather grass can grow in either partial or full sun. Divide plants every 3 years in spring for best appearance. Leave the flower heads on for winter interest and cut them back in early spring to 6 inches (15 cm.) from the ground.