Splitbeard bluestem
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Andropogon ternarius
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Poaceae
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Landscape Uses:
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Primarily recommended for natural landscapes and habitat restorations. Also provides a good base for wildflower gardens. |
Ecological Restoration Notes: |
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A relatively common understory grass in pinelands nearly throughout South Florida. |
Availability: |
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Available at native plant nurseries in central Florida. |
Description: |
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Medium to large herbaceous grass. |
Height: |
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Typically 2-4 feet in height; to 6 feet when in flower. A clumping grass about as broad as tall except when flowering. |
Growth Rate: |
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Moderate. |
Range: |
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Eastern and central United States south to the Monroe County Keys. In the Monroe County Keys, disjunct from Miami-Dade County to the pine rocklands of Big Pine Key where last collected in 1965. |
Habitats: |
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Pinelands, scrub and prairies. |
Soils: |
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Moist to dry, well-drained sandy or limestone soils, without humus. |
Nutritional Requirements: |
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Low; it grows in nutrient poor soils. |
Salt Water Tolerance: |
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Low; does not tolerate long-term flooding by salt or brackish water. |
Salt Wind Tolerance: |
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Moderate; grows near salt water, but is protected from direct salt spray by other vegetation. |
Drought Tolerance: |
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High; does not require any supplemental water once established. |
Light Requirements: |
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Full sun. |
Flower Color: |
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Brown inflorescence. |
Flower Characteristics: |
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Semi-showy inflorescence. |
Flowering Season: |
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Summer-fall. |
Fruit: |
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Inconspicuous caryopsis. |
Wildlife and Ecology: |
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Possible larval host plant for Delaware skipper (Anatrytone logan), Georgia satyr (Neonympha areolata), neamathla skipper (Nastra neamathla), swarthy skipper (Nastra lherminier) and twin-spot skipper (Oligoria maculata) butterfliess. Attracts pollinators. |
Horticultural Notes: |
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Can be grown from seed and division. |
Comments: |
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Attractive bluish-red leaves. Usually best cut back after flowering. Does not spread as aggresively as other Andropogon species. |
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