Blue fescue (Festuca glauca 'Boulder Blue') fess-TOO-kah GLOK-ah Genus:  Festuca Regarded by some as the bluest blue fescue, this plant forms compact, cascading mounds of foot-tall, intensely blue, narrow leaves that are attractive in all seasons. Blooms are generally secondary to the foliage, but this cultivar blooms more heavily than most, with spikelets in summer. This cultivar is long-lived and very hardy. Grow in groups in a border or rock garden, or as a groundcover.  Noteworthy Characteristics:  Foliage is very blue. Drought and heat tolerant. Care:  Tolerant of drought, heat, and poor soil. Grow in dry, well-drained soil of poor to moderate fertility in full sun. Divide every few years. Propagation:  Divide in spring, or sow seed in a cold frame in spring, fall, or winter. Problems:  Ergot, powdery mildew, rust, smut, brown patch, leaf spot, net blotch, pink snow mold, anthracnose, eye spot, and summer blight can affect plants.

Overview

Height 6 in. to 12 in. Spread 6 in. to 12 in. Growth Habit Clumps Growth Pace Moderate Grower Light Full Sun Only Moisture Dry Maintenance Low Characteristics Showy Foliage Bloom Time Early Summer, Summer Flower Color Blue, Green Foliage Color Colorful/Burgundy Foliage Uses Beds and Borders, Ground Covers Style Rock Garden Seasonal Interest Spring Interest Type Grasses