Discovered by David Salman, Chief Horticulturist of of High Country Gardens. Native to Europe, ornamental blue oat grass (Avena sempervirens syn. 2011 Plant Select winner. The stiff gray-blue leaves are very striking. Name: Helictotrichon sempervirens. 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. Growing Conditions: Full sun and well-drained soil. Size: To 4 feet tall. You mentioned that Russian Sage as a companion grass would be too tall, but many grasses are at least that tall. wide and tapering down to a point. If you want shorter grasses, you will have to shop carefully. Plants are adaptable to a variety of soil types as long as they are well drained. Blue oat grass companion plants. Zones: 4-9. It also has a tidy mounded habit and won't spread and take over your garden. Buy It: Blue Oat Grass, ($12, Direct Gardening) This is selection of the native North American prairie grass Bouteloua gracilis, commonly known as Blue Grama Grass, which is widely used as a drought-tolerant turf substitute in … Plant as a specimen in rock gardens or as an accent in mixed beds and borders to add color and texture. Grasses come in many sizes, from small mounds of blue fescue to towering plumes of Indian grass. Bluest color develops in dry soils. This plant is the frosting on the cake for any garden, pleasing us by adding texture and color over the entire growing season. On the contrary, different heights give the garden a … ... Blue Fescue Chinese Garden Drought Tolerant Plants Garden Architecture Natural Scenery Private Garden Ornamental Grasses Landscaping Tips Gardens. The pink color and fuzzy texture of the flowers provide further contrast with blue oat grass ‘Saphirsprudel’. They provide the foundation for the ornamental 4' tall flower spikes that shoot up and ripen to a soft brown by midsummer. Winter interest is provided by the foliage of blue oat grass ‘Saphirsprudel’ and the flowerheads of Sedum ‘Autumn Joy’ that dry on the plants and persist. Companion plants should be scaled appropriately. ‘Sapphire’ Blue Oat Grass is a standout cool-season ornamental grass. 24-36” tall x 18-24” wide. Grow in full sun and medium-moist, well-drained soil. I have Karl Foerster, Panicum Shenandoah, Elijah Blue fescue, Overdam reedgrass, little blue stem, and blue oat grass, plus some others and some carex that like more shade. Oct 17, 2015 - blue oat grass (Helictotrichon sempervirens) with barberry 'Rose Glow' (Berberis thunbergii ‘Rose Glow’), fall. Koeleria cristata -- Prairie Junegrass ( CN ) Melica imperfectra -- Melic Grass ( CN ) Muhlenbergia rigens -- Deergrass ( CN ) Pennisetum setaceum -- Fountain Grass Many people think that these two plants have the same characteristics, but one can see Blue Oat Grass and Blue Fescue Information and learn more about it. Blue fescue (Festuca glauca) is an ornamental grass with blue-gray leaves that grows to 6 to 12 inches high with a round shape. Resembling Blue Fescue (Festuca Glauca) but significantly bigger, it is the best of the mid-sized blue-leaved grasses. Cut back in April to encourage vigorous new growth. Fertilizers required for proper growth of Blue Oat Grass are All-Purpose Liquid Fertilizer, whereas for Blue Fescue … 48" tall x 24" wide (division propagated). Well-behaved and highly charming, Blue Oat grass (Helictotrichon sempervirens) is a showy ornamental grass that grows in attractive, round clumps of gracefully arching narrow steel blue leaves. 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