Adds a coarse, spikey texture wherever planted. 'Sapphire Fountain' and 'Saphirsprudel') – is a virtually evergreen grass with alluring bright blue color. Prefers full sun and well-drained locations and can be grown in containers. Belonging to the grass family Poaceae, the scientific name of blue oat grass is Helictotrichon sempervirens.Its identifiable feature is the blue foliage that measures 0.6 cm in width and 50-60 cm in length. Noteworthy Characteristics. It is a strong clumping grass that mimics the shape of a large, upside down shaving brush. This is a relatively low maintenance plant, and is best cut back to the ground in … It also has demonstrated a greater resistance to the rust fungus. Plant it in a rock garden and enjoy the soft blue hue among the browns and grays. In early Summer, small, tan seed heads appear on tall stems held above the foliage. Sku #3997. Plant the 'Sapphire' selection of Blue Oat Grass in any average, draining soil. $55.00 Get Notified SOLD OUT . Handsome, good textural and color contrast in full sun siting. Helictotrichon sempervirens Sapphire Fountain. 3 gallon Potted SKU: 1415 (2.90 gallons / 11.0 liters) (0 units available now) Standard Package Unbranded. This Blue Oat Grass cultivar is reported to have … Purchase SAPPHIRE BLUE OAT GRASS Online 2 gallon Potted SKU: 7636 (1.87 gallons / 7.09 liters) (0 units available now) Standard Package Unbranded. Helictotrichon sempervirens, commonly called blue oat grass, is a clump-forming, cool season, ornamental grass which typically grows 2-3' tall (foliage clump to 2' and flower stem brings total height to 3') with a similar spread.Features very narrow (3/8" wide), spiky, steel blue leaf blades (to 18") which form a rounded, porcupine-like clump. A reliable and attractive accent or specimen, perfect for rock gardens. Its flowering period starts around late spring or early summer. This is a relatively low maintenance plant, and is best cleaned up in … 'Sapphire' is similar to Helictotrichon sempervirens, but has brighter, steel blue leaves which tend to widen as they mature. $75.00 Get … Blue Oat grass looks like a miniature water fountain, with its densely packed leaves gently spraying upward and arching back downward at the tips. Airy, beige to light brown, terminal panicles appear mid- to late summer. Similar to the species, but has brighter, steel blue leaves. ‘Sapphire’ is also known by its German name, ‘Saphirsprudel’, or by another translation, ‘Sapphire Fountain’—all are the same plant. Blue oat grass boasts one of nature’s most elusive plant colors along with panicles of brownish spikelets in fall that reach far above the foliage. Sapphire Blue Oat Grass is an herbaceous evergreen perennial grass with a mounded form. It brings an extremely fine and delicate texture to the garden composition and should be used to full effect. ‘Sapphire’ is an great addition to any ‘hot’ area in need of ‘cooling off’. Graceful fountains of silver-blue blades form neat ornamental clumps that combine well with other grasses. Add this elegant, ornamental specimen to a cottage garden to offer a cool contrast to warm green foliage and bright blossoms. Blue Oat Grass Helictotrichon sempervirens. tending to widen as they mature. Blue Oat Grass: USDA Zone: 3-9: Plant number: 8.200.150 (='Saphirsprudel') This German variety was selected for its especially blue foliage and improved resistance to rust in humid regions. Sapphire Blue Oat Grass is an herbaceous evergreen perennial grass with a mounded form. Browse pictures and read growth / cultivation information about Blue Oat Grass (Helictotrichon sempervirens) 'Sapphire' supplied by member gardeners in the PlantFiles database at Dave's Garden. 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