|                    Knotted spikerush
                      |  
              
                |                    Eleocharis interstincta  
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                |                    Cyperaceae 
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                 Landscape Uses:
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                 Primarily recommended for natural landscapes and habitat restorations.  Also margins of ponds and lakes. | 
               
                Ecological Restoration Notes:  | 
               
              
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                | Availability: | 
               
              
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                 Available at native plant nurseries in central and South Florida. | 
               
              
                | Description: | 
               
              
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                 Medium to large emergent herbaceous sedge with narrow rounded stems. | 
               
              
                | Height: | 
               
              
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                 Emergent 2-4 feet in height.  Spreading from underground stems (rhizomes) and forming large patches. | 
               
              
                | Growth Rate: | 
               
              
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                 Moderate to fast. | 
               
              
                | Range: | 
               
              
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                 Texas, Georgia and Florida south to the Monroe County mainland; West Indies, Mexico, Central America and South America. | 
               
              
                | Habitats: | 
               
              
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                 Freshwater marshes. | 
               
              
                | Soils: | 
               
              
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                 Wet, inundated freshwater soils. | 
               
              
                | Nutritional Requirements: | 
               
              
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                 Moderate to low; it prefers soils with organic content, but will still grow reasonably well 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: | 
               
              
                |   | 
                 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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                 Spring-summer. | 
               
              
                | Fruit: | 
               
              
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                 Inconspicuous achene. | 
               
              
                | Wildlife and Ecology: | 
               
              
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                | Horticultural Notes: | 
               
              
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                 Can be grown from seed or divisions. | 
               
              
                | Comments: | 
               
              
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