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BLUE OAT GRASS -
18-24 Inches Tall 18-24 Inches Wide--
Helictotrichon sempervirens 'Sapphire', commonly known as Sapphire Blue Oat Grass, is a premium cool-season ornamental grass prized for its intense steel-blue color and tidy, architectural form. It is significantly more robust and disease-resistant than the standard species, forming a dense, spiky fountain of stiff, needle-like blades that reach about 18 to 24 inches in height and width. In early summer, it produces graceful, arching stems topped with shimmering, wheat-colored flower panicles that sway well above the foliage. Because of its structural "urchin" shape and metallic hue, 'Sapphire' is a favorite for modern gravel gardens, Mediterranean-style landscapes, or as a cooling focal point in sunny borders.
Caring for 'Sapphire' is quite easy as long as it is kept in a "high and dry" environment to prevent the foliage from rusting or rotting. It performs most brilliantly in full sun, which is essential for maintaining its vivid blue wax coating; in too much shade, the plant will turn a dull green and lose its stiff, upright habit. This grass must have sharply drained soil and is highly drought-tolerant once established, though it struggles in heavy, wet clay or high-humidity regions. Because it is semi-evergreen, you should avoid cutting the entire clump to the ground in the spring. Instead, simply "comb" through the blades with your fingers or a small hand rake to remove dead foliage or lightly trim the tips to refresh the mound for the new season.
Helictotrichon sempervirens 'Sapphire'
Full Sun
blue foliage
Zone: 4
18-24 Inches Tall 18-24 Inches Wide--
Helictotrichon sempervirens 'Sapphire', commonly known as Sapphire Blue Oat Grass, is a premium cool-season ornamental grass prized for its intense steel-blue color and tidy, architectural form. It is significantly more robust and disease-resistant than the standard species, forming a dense, spiky fountain of stiff, needle-like blades that reach about 18 to 24 inches in height and width. In early summer, it produces graceful, arching stems topped with shimmering, wheat-colored flower panicles that sway well above the foliage. Because of its structural "urchin" shape and metallic hue, 'Sapphire' is a favorite for modern gravel gardens, Mediterranean-style landscapes, or as a cooling focal point in sunny borders.
Caring for 'Sapphire' is quite easy as long as it is kept in a "high and dry" environment to prevent the foliage from rusting or rotting. It performs most brilliantly in full sun, which is essential for maintaining its vivid blue wax coating; in too much shade, the plant will turn a dull green and lose its stiff, upright habit. This grass must have sharply drained soil and is highly drought-tolerant once established, though it struggles in heavy, wet clay or high-humidity regions. Because it is semi-evergreen, you should avoid cutting the entire clump to the ground in the spring. Instead, simply "comb" through the blades with your fingers or a small hand rake to remove dead foliage or lightly trim the tips to refresh the mound for the new season.
Helictotrichon sempervirens 'Sapphire'
Full Sun
blue foliage
Zone: 4
Tags: HELICTOTRICHON SEM SAPPHIRE, BLUE OAT GRASS, GRASS, blue foliage, Full Sun, HELICTOTRICHON, GRASS, blue foliage Full Sun HELICTOTRICHON