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Ornamental Grasses

Ornamental Grasses. Culture. True grasses full sun Drought tolerant Little supplemental fertilization Pest free Low maintenance Cut back in late winter, early spring Inflorescences can be used as cut flowers or dried. Arundo donax. Giant Reed, Poaceae, Z6

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Ornamental Grasses

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  1. Ornamental Grasses

  2. Culture • True grasses • full sun • Drought tolerant • Little supplemental fertilization • Pest free • Low maintenance • Cut back in late winter, early spring • Inflorescences can be used as cut flowers or dried

  3. Arundo donax • Giant Reed, Poaceae, Z6 • Descriptive Charateristics/Culture: • 15’ tall, gray-green leaves, spread by rhizomes, invasive in damp, sunny places • Pink inflorescence, drying to silver • Turns brown at freezing • Landscape Use: • Specimen or background Arundo donax ‘Variegata’

  4. Acorus gramineus • Dwarf Sweet Flag, Araceae, Z 5 • Descriptive Characteristics/Culture: • Less than 12”tall, leaves are narrow and sedge-like, partial shade, wet areas • Grown mainly for foliage • Landscape Uses: • Slow-growing groundcover, wet boggy areas Acorus gramineus ‘Variegatus’

  5. Calamagrostis x acutiflora • Feather Reed Grass, Poaceae, Z4 • Descriptive Characteristics/Culture: • 4-6 feet tall, deep green foliage, cool season grower, clump forming and upright • Flowers are loosely feathers, slightly purple, turning light when mature • Landscape Uses: • Specimen, or vertical accent, screen

  6. Carex morrowii • Kan suge, Cyperaceae, Z5 • Descriptive Characteristics/Culture: • 12” tall, narrow sedge leaves, clumping, spreads by rhizomes, non-invasive • Landscape Uses: • Groundcover, container Carex morrowii ‘’Old Gold’

  7. Cortaderia selloana • Pampas Grass, Poaceae, Z 7-9 • Descriptive Characteristics/Culture: • 3-10 ft. Arching, leaves 3/4” wide, sharp leaves can irritate skin, • Flowers Sept.-Oct. • Landscape Uses: • Specimen, limited by size

  8. Festuca ovina glauca • Blue fescue, Poaceae, Z 4 • Descriptive Characteristics/Culture: • Six to ten inches, blue-gray foliage, waxy in appearance, cool season, not tolerant of summer heat • Landscape Uses: • Color accent, container, groundcover masses ‘Elijah Blue’

  9. Hakonechloa macra • Hakone Grass, Poaceae, Z 4 • Descriptive Characteristics/Culture: • 1-3 feet, rich green, arching graceful stems, similar to bamboo in appearance, warm season, spread by rhizomes and stolons, requires substantial shade in warm climates • Landscape Uses: • Groundcover, accent, container • Cvs. ‘Aureola’, more sun drought tolerant

  10. Miscanthus sinensis • Miscanthus, Poaceae, Z 5 • Descriptive Characteristics/Culture: • 4-7 feet tall depending on cv., sharp green leaves with white stripe down center, makes nice clumps, may re-seed and become invasive in warm wet areas, warm season • Flowers in reddish racemes turning silver-white in fall • Landscape Uses: • Screen, specimen, accent

  11. Miscanthus sinensis

  12. Miscanthus sinensis • ‘Adagio’ • Flowers held above foliage, to 5 feet, smaller cultivar • ‘Gracillimus’ • Fine texture, gracefully rounded, flowers very attractive, to 7 feet, golden yellow in fall • ‘Morning Light’ • Edges of leaves white • November Sunset’ • Leaves narrow, flowers red

  13. Miscanthussinensis • ‘Strictus’ (Porcupine Grass) • Leaves wide with yellow horizontal stripes • Yaku Jima • Name given to dwarf varieties

  14. Muhlenbergia capillaris • Pink Muhly, Poaceae, Z 7 • Descriptive Characteristics/Culture: • To 2 feet tall, thread-like leaves, weeping habit • Purple flowers resemble baby’s breath • Landscape Uses: • Naturalizing, accent, container, groundcover mass

  15. Panicum virgatum • Switch grass, Poaceae, Z 4 • Descriptive Characteristics/Culture: • 4-8 feet tall, dark green leaves, upright growth, similar to cut corn, warm season, year round interest • Flowers very airy • Landscape Uses: • Vertical accent, specimen, screen • Cultivars • Heavy Metal - Blue Switch Grass • Clound Nine- Tall Switch Grass

  16. Pennisetum alopecuroides • Fountain grass, Poaceae, Z 6 • Descriptive Characteristics/Culture: • 2-3 feet tall, narrow leaves less than 1/2” diameter, green in summer turning golden yellow • Flowers, racemes resembling foxtails, dark purple to creamy white depending on cv., may be invasive • Landscape Uses: • Accent, groundcover • Cultivars • Hameln-Creamy white flowers • Little Bunny - Dwarf

  17. Phalaris arundinacea • Ribbon Grass, Poaceae, Z 4 • Descriptive Characteristics: • To 5 feet tall, green upright foliage, 1 inch wide, cool season, dormant in summer, prefers some shade, may be invasive • Remove inflorescence, doesn’t add to appearance • Landscape Uses: • Accents, groundcovers, containers • Cultivars • Feesey- Strawberries and Cream • Picta- White variegation

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