Spectacular blue-gray mounded foliage makes Blue Oat Grass standout from everything else in your perennial garden. Buy It: Blue Oat Grass, ($12, Direct Gardening) Blue oat grass: 4 – cool: 2.5: Dense, blue, pointed leaves in mostly upright, tufted clumps. Good choice for hot, dry climates. Helictotrichon sempervirens is an evergreen grass, with a dense tussock of green grey foliage, from which the with long stems of flowers emerge in early to mid summer. Blue oat grass companion plants. Provides a beautiful backdrop during the winter months. It grows easily in USDA Zones 4 to 9. It gets attractive golden seed heads in fall. It’s one of the best ornamental grasses you would like to grow in containers. It is a cool season grass, evergreen in zone 5, hardy to zone 4, with some varieties hardy in zone 3. So, what are the best ornamental grasses for containers? Useful for floral work. Set the remaining plants into the container, adding soil beneath their rootballs as necessary to raise them to the same soil level as the larger 1-gallon plant. Set the tallest plant, the blue oat grass, at the back of the container. With tolerance to drought and poor soils, along with its spreading habit, this makes a good choice for massing in a bed or along a slope for erosion control. Growing Conditions: Full sun and well-drained soil. Blue Fescue works nicely for containers, border edging, or in masses. Semi-evergreen. Name: Helictotrichon sempervirens. A brief list of additional zone 3 ornamental grasses follows: Japanese Sedge 1 Gallon - $12.99. Also known as Blue oat grass. A tufted perennial grass with stiff, silvery-blue leaves. We named a few, check out. From central Europe. One-sided seed heads in June begin white then turn golden. Distinguishing traits. Blue gray leaves in 2- or 3-foot-tall clumps topped by straw-colored flowers in spring. Plants form a well-behaved clump of bright silvery-blue leaves, with taller arching stems of flowers appearing in early summer. Does your garden have shady corners that you want to brighten up? The bright foliage of Japanese Forestgrass might be a good choice. Produces erect panicles of straw-coloured flower spikes in summer. Size: To 4 feet tall. Exceptionally hardy, it can grow year round. Blue Oat Grass. From afar, its large clumps and projected flowers are commanding and regal, but up close they bend and sway in a soft way, with long blue-gray blades radiating out from the center. Arching clumps reach 2 feet tall and wide. It reaches a height and spread of 2 ft. to 3 ft. #9 Feather Reed Grass. Grows up to 30 inches tall. You can Grow these blue oat grass companion plants are blue junipers , blue mist spirea, dwarf lobelia , blue daze ,blue spruce etc that will look good as a companion plant in most of landscapes. Oct 24, 2012 - Botanical name: Helictotrichon sempervirens Common name: Blue oat grass USDA zones: 4 to 8 Water requirement: Occasional; drought tolerant Light requirement: Full sun to light shade Mature size: 2 feet tall and wide BLUE FESCUE Festuca ovina glauca ‘Boulder Blue’, ‘Beyond Blue’ 10 inches high, 10 inches wide Bright blue foliage, tufted form. It's tough to beat blue oat grass for a low-care plant with steel-blue color. The blue oat grass is hardy from zones 4-10. This fine-textured grass makes a striking accent in a container or the landscape. It is only hardy as a perennial in zones 9 and 10, but can be grown as an annual anywhere. You can use small 8-inch pots to grow a few stalks of oat grass, but to get a good harvest, use as large a pot as possible. Deer Best grown in full sun. It grows in mounds, making it a good candidate for containers. Drought tolerant once established. BLUE OAT GRASS Helictotrichon sempervirens 24 inches high, 36 inches wide Intense blue, spikey foliage with rounded form. It's hardy to -25 degrees F. This grass needs to be planted in a very dry site. Blue Oat Grass, Helictotrichon sempervirens, supplies the landscape with spiky tufts of unmistakable blue ornamental grass. Fiber optic grass grows well in tropics, in a colder climate, you can grow it as annual. Probably the best blue-leaved grass for average garden conditions. Prefers free-draining soil. Flowers bloom from the tips of the leaves that have seed heads and display light brown colors in the fall. More intense pastel blue blades are coveted for landscapes. Spreads vigorously by rhizome, filling in large areas quickly, may require containment. It loves moist soil. Apr 14, 2015 - The Blue Oat Grass from Nature Hills grows in neat, densely rounded clumps of metallic, silvery blue foliage, often used in garden design and landscaping. Oct 21, 2020 - Explore angela's board "Blue oat grass" on Pinterest. 10. This plant is perfect for smaller gardens. Its petite size and vibrant color makes it an excellent little accent plant in rock gardens and small beds. Adds a unique color accent to sunny borders or when used in containers. Plant forms a nice clump of narrow, bright silvery-blue gray foliage. When Blue Oat Grass … Fountain grass will add shape, rounded height and color to a container arrangement. Non-spreading in habit, this will remain evergreen in mild winter regions. Blue oat grass is attractive as either an accent or a centerpiece, and is ideal to use in rock gardens. Upright stems bear creamy yellow flower spikes that apprear in early summer and last into the fall. Sun to light shade. Resembles a very tall Festuca. 11. It is non-spreading and will grow 2 - 3' tall and just as wide. Provides a beautiful backdrop during the winter months. Blue oat grass is low maintenance and grows well in partial shade. Blue Fescue: One of the simplest of the ornamental grasses to care for, blue fescue will thrive in a wide range of conditions — although, well-drained … It is low growing, 6-10”, and very nicely mounded. * Pheasant's-tail grass (Stipa arundinacea). Blue oat grass shows graceful cascades of silver-blue blades form neat ornamental clumps that combine well with other grasses. Extremely versatile, it can be used for edging, rock gardens, containers, or in grouped at the front of the border. Important problem solver for wind, salt air and sandy soils along the immediate coast. Summary; Additional Details » Clump-forming ornamental grass with steel-blue color » Tolerates heat and humidity » Great for containers; Height 24 - 36 Inches Spread 18 - 24 Inches Zone 4-8 Color Blue Categories Grass Tags Blue lyme grass is less likely to bloom when confined in a pot, but the colorful foliage is this grass's main feature anyway; the flower stalks are relatively coarse and unattractive. Resembling Blue Fescue (Festuca Glauca) but significantly bigger, it is the best of the mid-sized blue-leaved grasses. Oat-like flowers. Blue oat grass is a clumping grass for full to partial sun. Heavy shade and little air circulation foster foliar disease on blue oat grass but, otherwise, the plant has few problems. To 9,000 ft. Koeleria macrantha (syn. Blue Oat Grass, botanical name Helictotrichon sempervirens, is suited to USDA zones 4-9, with full sun. Blue Oat Grass Helictotrichon sempervirens Spectacular blue-gray mounded foliage makes Blue Oat Grass standout from everything else in your perennial garden. It also has a tidy mounded habit and won't spread and take over your garden. Yellow to light brown flower spikes that are two to three times the height of the foliage, May through August. Blue oat grass is indigenous to Europe and has dense, blue-green leaves. Very nice habit. However, you can use blue oat grass in containers for a year but then you need to replant it for its future growth. Deer resistant. The foliage is a light, silvery blue-green color, with tan colored panicles and blooms. It's a cool season ornamental grass that provides interest all year long in the landscape. Medium green leaves take on a coppery tinge in late fall and winter. Blue oat grass in 5b is a beautiful grass, but be warned it is HIGHLY invasive in good growing conditions.Would recommend planting in a large pot to control it's growth. Tolerant of seasonal clean up by mowing at winter's end. borders, accent, containers. Blue * Blue oat grass (Helictotrichon sempervirens). Resembles a very tall Festuca. Blue Oat Grass. It does tend to get rusty looking, especially when it is overly humid and wet, usually if it is in a shaded area. Slender beige flower spikes rise a foot above foliage in late summer. 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