Ornamental Grasses of the Botanic Gardens
Genus, Species | Common Name | Origin & Information | |
1 | Zea mays japonica | Japanese Striped | Japan – Ornamental corn from Japan |
Maize | grown for its unique foliage that is striped | ||
with green, white, yellow and pink. | |||
Tassels are dark purple and the ear kernals | |||
are burgundy. A wonderful plant for | |||
borders, sure to attract lots of attention all | |||
summer long. | |||
2 | Pennisetum X hybrida ‘Purple | Purple Majesty | Asia – Annual purple-leaved warm season |
Majesty’ | Fountain Grass | grass, 3-5’H with 8-12″ flower spikes. | |
Immature spikes used in floral | |||
arrangements, mature seedheads will | |||
attract birds. 2003 All-American- | |||
Selection (AAS) Gold Medal Flower | |||
Award Winner. | |||
3 | Helictotrichon sempervirens | Blue Oat Grass | Western Mediterranean – Perennial |
grass with bright blue-gray, narrow | |||
leaves. Forms a fountain-like clump 2- | |||
3’H X 2-3’W, full sun, average water and | |||
rich, well-drained soil. Semievergreen. | |||
4 | Festuca glauca (cinerea) | Blue Fescue | Europe – Perennial grass used as |
ornamental, 12″H X 10″W, a dense tuft of | |||
very fine blue-gray leaves. Many | |||
cultivars, used for edging or ground cover. | |||
Full sun, moderate water. | |||
5 | Buchloe dactyloides ‘Legacy’ | Legacy Buffalo Grass | Interior Western US below 6500 ft. – |
Native, sod-forming warm season grass | |||
used for a low-maintenance turf. Low | |||
growing vegetatively produced female | |||
clone developed by the University of | |||
Nebraska, uses 20% as much water as | |||
other turfgrasses. Spreads rapidly by | |||
surface runners (stolons), gray green | |||
during the growing season, straw colored | |||
when dormant. Full sun, maximum height | |||
of 4″ makes mowing unnecessary. | |||
6 | Andropogon gerardii | Big Bluestem | US midwest – Perennial prairie grass |
‘Pawnee’ | forms a clump 3-5’H X 3’W, thin blades | ||
are blue-green in summer turning bronzy | |||
red or coppery in fall. Full sun, moderate | |||
water, good screen or accent plant. | |||
7 | Panicum virgatum ‘Prairie | Switch Grass | Eastern US – Upright native grass 3-5’H, |
Sky’ | blue-green foliage, very hardy. Full sun | ||
or light shade, moderate water, foliage | |||
turns beige in winter and persists. |
8 | Miscanthus ‘Giganteus’ | Giant Silver Grass | Asia – Perennial upright grass 8-10’H X |
(floridulus) | 4’W, arching 3′ leaves are dark green with | ||
a white midrib, flowers in fall so tends not | |||
to bloom in Cheyenne. Full sun or partial | |||
shade, regular water, provides a tropical | |||
look. | |||
9 | Calamagrostis X acutiflora | Karl Foerster Feather | Eurasia – Sturdy, erect, clumping grass |
‘Karl Foerster’ | Reed Grass | with narrow, bright green leaves 2-3’H. | |
Feathery flower plumes in early summer, | |||
persist into winter. Full sun or partial | |||
shade, regular water. | |||
10 | Molinia caerulea arundinacea | Skyracer Moor Grass | Eurasia – Long lived but slow growing |
‘Skyracer’ | perennial grass with erect 3’H leaves that | ||
are broad and gray-green, forms a clump | |||
2-3’W. 7-8′ yellow flower stems in the | |||
fall, in winter foliage and flowers detach | |||
at the base. | |||
11 | Chasmanthium latifolium | Northern Sea Oats | Eastern US – Perennial woodland grass |
with broad bamboolike leaves, arching | |||
flower stems with attractive seed heads. | |||
Partial shade, regular water, tends to | |||
sprawl. | |||
12 | Carex flacca (glauca) | Blue Sedge | Europe – Grasslike clumping plant with |
blue-green evergreen foliage, 12″H X | |||
18″W. Partial shade, moderate water, can | |||
be clipped and tolerates light foot traffic. | |||
13 | Luzula nivea ‘Snowbird’ | Snowy Wood Rush | Europe – Slow-spreading, tufted, 1’H with |
hairy-edged leaves; dense clusters of | |||
cottony white flowers in early summer | |||
turning tan. Partial shade, rich moist | |||
soils. | |||
14 | Arrhenatherum elatius | Variegated Bulbous | Europe – Attractive perennial grass with |
bulbosum ‘Variegatum’ | Oat Grass | narrow leaves edged and striped in white. | |
1’H X 1’W, cool season grass. Full sun or | |||
partial sun, regular water, divide | |||
periodically. | |||
15 | Carex muskingumensis | Palm Sedge | North America – Clumping grasslike |
perennial with long evergreen leaves that | |||
carry weeping leaf blades up to the tip | |||
resembling a small palm branch, 2-3’H. | |||
Sun to partial shade, ample water, rich | |||
organic soils. | |||
16 | Carex morrowii expallida | Variegated Japanese | Japan – Grasslike clumping plant 1’H X |
‘Goldband’ | Sedge | 1-2’W with drooping yellow-striped | |
leaves. Regular water, partial shade. | |||
17 | Carex plantaginea | Plaintain Sedge | North America – Evergreen clump- |
forming sedge with broad hosta-like soft | |||
green foliage with handsome veining. A | |||
lovely groundcover, easy and dependable | |||
even in dry shade, 8-12″H. |
18 | Calamagrostis X acutiflora | Avalanche Grass | Eurasia – Sturdy, erect, clumping grass |
‘Avalanche’ | with narrow white variegated leaves. 2- | ||
3’H. Sun or part sun, regular water. | |||
19 | Pennisetum setaceum | Red Fountain Grass | Tropical Africa. southwestern Asia – |
‘Rubrum’ | Perennial grass grown as annual, graceful | ||
fountainlike mounds with long plumes of | |||
purplish flowers and reddish brown | |||
foliage. |