Cogon Grass Imperata cylindrica
Other Common Name(s):
- This plant is an invasive species in North Carolina
- Description
-
Japanese Bloodgrass is an extremely aggressive weed that is considered invasive in North Carolina. It spreads rapidly through scaly rhizomes and quickly becomes difficult to manage. It has green leaf blades and rarely flowers.
Insects, Diseases, and Other Plant Problems: No serious insect or disease problems. This plant is invasive.
- See this plant in the following landscape:
- Cultivars / Varieties:
- 'Rubra'
- Tags:
- Cultivars / Varieties:
- 'Rubra'
- Tags:
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Attributes:
- Genus:
- Imperata
- Species:
- cylindrica
- Family:
- Poaceae
- Uses (Ethnobotany):
- It has been used in traditional medicines.
- Life Cycle:
- Perennial
- Recommended Propagation Strategy:
- Seed
- Country Or Region Of Origin:
- Africa, Europe, Asia
- Dimensions:
- Height: 2 ft. 0 in. - 4 ft. 0 in.
- Width: 2 ft. 0 in. - 4 ft. 0 in.
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Whole Plant Traits:
- Plant Type:
- Ornamental Grasses and Sedges
- Weed
- Habit/Form:
- Clumping
- Erect
- Spreading
- Growth Rate:
- Rapid
- Maintenance:
- High
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Cultural Conditions:
- Light:
- Full sun (6 or more hours of direct sunlight a day)
- Partial Shade (Direct sunlight only part of the day, 2-6 hours)
- Soil Drainage:
- Good Drainage
- Moist
- Occasionally Dry
- Available Space To Plant:
- 12 inches-3 feet
- 3 feet-6 feet
- USDA Plant Hardiness Zone:
- 5a, 5b, 6b, 6a, 7a, 7b, 8a, 8b, 9b, 9a
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Flowers:
- Flower Inflorescence:
- Panicle
- Raceme
- Flower Description:
- Infrequently flowers in northern parts of its growing region but flowers freely in tropical areas. 16" long panicle that branch out into racemes.
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Leaves:
- Leaf Color:
- Gold/Yellow
- Green
- Leaf Margin:
- Serrate
- Hairs Present:
- No
- Leaf Length:
- > 6 inches
- Leaf Width:
- < 1 inch
- Leaf Description:
- Basal stiff leaf blades are yellow green 3/4" wide and 30" long with tiny serrated margins, light green or white mid ribs that are of center and pointed tips.
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Stem:
- Stem Is Aromatic:
- No
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Landscape:
- Resistance To Challenges:
- Black Walnut
- Drought
- Pollution
- Poor Soil
- Problems:
- Invasive Species
- Weedy
