HAKONECHLOA macra 'All Gold' Medium Height. Reliable and attractive accent, specimen, perfect for rock gardens. Your rating *. They are tan when mature. It tolerates everything from heavy clay to rocky, thin and poor soil. The flowers are around 4″ to 6″ inches tall and have delicate, pointed petals with thistle-like and spiky centers. And how do I get rid of them? Special features: Dramatic Foliage Color , Easy Care , Improved Pest and Disease Resistance , Waterwise Foliage color: Blue-green The tiny, blue-white flowers are in oat-like clusters held on one side of the flower stalk. Blue oat grass grows as an upright tuft or mound, reaching a height 2 to 3 feet when in flower. Flower Head Size Medium Height 60-90 cm 23-35 inches Spread 60-75 cm 23-29 inches Foot Traffic None Growth Rate Medium . The separated plants are treated as a new perennial grass plant and planted at a new location. Be the first to review “Blue Oat Grass” Cancel reply. The fall color gives a spectacular and eye-catching look to the plant. Evergreen in warmer climates, this cool-season grass is semi-evergreen where winters are harsh. Your email address will not be published. This cool season grass is propagated by seed in spring and by division in early spring or autumn. Imperata cylindrica 'Rubra' or Japanese blood grass is a colorful red, yellow, … Use up and down arrow keys to explore within a submenu. Special Plant Features & Tips. It grows as an accent plant, and looks great combined with blanket flower (Gaillardia), Russian sage (Perovskia), or Sedum ‘Autumn Joy’. Wet, clay soils may lead to root rot. The flowers are around 4″ to 6″ inches tall and have delicate, pointed petals with thistle-like and spiky centers. The plant spreads slowly and is not considered invasive. Have tree and plant questions? Blue oat grass, Helictotrichon sempervirens [hel-lik-toh-TRY-kon, sem-per-VY-renz] is a semi-evergreen, cool-season, hardy, and showy ornamental grass and has distinctive blue leaves which enhances the look of your garden. Good air circulation is needed to minimize rust (a fungal disease). Blue Oat Grass (Helictotrichon sempervirens) Another plant with a silvery-blue hue is the Blue Oat … To prevent mold growth, remove the foil at least once a day until seeds sprout. Your email address will not be published. use escape to move to top level menu parent. Helictotrichon sempervirens (Blue Oat Grass) - A cool season evergreen clump-forming grass that grows to 2 feet tall by up to 3 feet wide with blue-gray leaves radiating out like a bristly porcupine. Reviews. Steel blue leaves. This grass does not tolerate hot, humid summers and flowering may be reduced under those conditions. Extremely versatile, it can be used for edging, rock gardens, containers, or in grouped at the front of the border. Topped by ethereal, wheat-colored flower stalks in summer that sway in the breeze, this ornamental grass adds colorful relief to landscapes. Print this Plant. Resembling Blue Fescue (Festuca Glauca) but significantly bigger, it is the best of the mid-sized blue-leaved grasses. The plant type is widely cultivated as a perennial ornamental ground cover grass. Most gardeners prefer mass plantings of the blue oat grass to increase the overall look of their gardens. This is an eye-catching ornamental grass that remains vibrant all summer long. It reaches a height and spread of 2 ft. to 3 ft. Colorado, Idaho, Oregon, Utah. The small fruit (caryopsis or grains) form in the oat-like clusters that held the flowers. Best blue color occurs when in dry soils. Graceful fountains of colorful bright blue-gray blades form neat ornamental clumps that combine well with other grasses. Use left and right arrow keys to navigate between menus and submenus. A clumping grass. Probably the best blue-leaved grass for average garden conditions. There are no reviews yet. Blue Oat grass is finely textured and its blue foliage grows around 18" tall but in a mounded shape. The blue foliage color of this cool-season, clump-forming, perennial grass grows in a mound of spikey grass and resembles the shape of a water fountain. When growing from seed, place the fully ripe seeds of the plant in moist sand in a pot and cover with foil. This native American grass was once was the dominant grass across prairies and open woods throughout most of North America. Natural Areas Conservation Training Program, Black walnut toxicity (plants tolerant of), Preventing construction damage to trees and shrubs, Trees and shrubs for the four seasons landscape, Sudden Oak Death, Ramorum Blight and Phytophthora ramorum, Eastern United States Wetlands Collection. It is a hardy plant type and is capable of handling temperatures down to 0° degrees Fahrenheit (-18° C). Use left and right arrow keys to navigate between menus and submenus. As such, the plant doesn’t require regular fertilization. It also has a tidy mounded habit and won't spread and take over your garden. Throughout the fall, the blue oat grass maintains vibrant light brown flower color. The water needs of this low-maintenance plant range between dry and medium. Within a submenu, use escape to move to top level menu parent. The growth rate of the plant will definitely increase if you pay attention to its water needs, soil type, and light requirements. Required fields are marked *. It's tough to beat blue oat grass for a low-care plant with steel-blue color. It is evergreen in locations with mild winters. These flowers with bluish tint turn harvest gold in late summer to autumn. Cut back in April to encourage vigorous new growth. Average Size at Maturity: Moderate growing; reaches 2 to 3 ft. tall and wide. Our trees. Size. The stiff gray-blue leaves are very striking. Save my name, email, and website in this browser for the next time I comment. Blue oat grass is a cool season clumping grass with blue foliage, attractive flowers and a mounded form. Its flowering period starts around late spring or early summer. The blue oat grass grows well in well-drained soil. Stop by, email, or call. Distinguishing traits. In most cases, the plant type will also resemble a porcupine-like clump. 1 Gallon, 2 Gallon, 3 Gallon, 5 Gallon. ‘Sapphire’ Blue Oat Grass is a standout cool-season ornamental grass. Popular in public landscapes and home gardens, this commonly used ornamental grass is grown … It will be semi-evergreen in winter and can act as winter interest. The mound of blue leaves consists of spikelets of bluish-brown flowers perfect for adding elegance to the landscape. 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