| Toothache grass
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| Ctenium aromaticum
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| Poaceae
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Landscape Uses:
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Primarily recommended for natural landscapes and habitat restorations. |
Ecological Restoration Notes: |
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| Availability: |
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Grown by a few native plant nurseries. |
| Description: |
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Medium herbaceous grass. |
| Height: |
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About 1-2 feet in height; to 4 feet when in flower. About as broad as tall except when in flower. |
| Growth Rate: |
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Moderate. |
| Range: |
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Southeastern United States west to Louisiana and south to Palm Beach, Highlands and Hillsborough counties. |
| Habitats: |
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Wet pinelands. |
| Soils: |
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Wet to moist, seasonally inundated sandy soils, without humus, acid pH. |
| Nutritional Requirements: |
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Low; it grows in nutrient poor soils. |
| Salt Water Tolerance: |
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Low; does not tolerate flooding by salt or brackish water. |
| Salt Wind Tolerance: |
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Low; salt wind may burn the leaves. |
| Drought Tolerance: |
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Low; requires moist to wet soils and is intolerant of long periods of drought. |
| Light Requirements: |
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Full sun. |
| Flower Color: |
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Brownish inflorescence. |
| Flower Characteristics: |
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Semi-showy inflorescence. |
| Flowering Season: |
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Spring-summer. |
| Fruit: |
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Inconspicuous caryopsis. |
| Wildlife and Ecology: |
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In the Florida Panhandle, it is the larval host plant of arogos skipper (Atrytone arogos) butterflies. Attracts pollinators. |
| Horticultural Notes: |
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| Comments: |
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