Perennial sea-purslane, Shoreline seapurslane
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Sesuvium portulacastrum
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Aizoaceae
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Landscape Uses:
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Groundcover in open, coastal areas. |
Ecological Restoration Notes: |
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An important sand stabilizer in the pioneer zone of beach dunes which can tolerate occasional flooding by sea water. |
Availability: |
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Native plant nurseries. Available in Naples at Everglades Native Designs. |
Description: |
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Small prostrate herb. |
Height: |
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About 3-8 inches in height. Spreading and forming large patches much broader than tal. |
Growth Rate: |
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Moderate to fast. |
Range: |
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Southeastern United States west to Texas and south to the Monroe County Keys; West Indies, Mexico, Central America, South America and Old World. |
Habitats: |
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Beach dunes and brackish coastal areas. |
Soils: |
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Wet to moist, periodically inundated brackish or saline soils, with or without organic or humusy top layer. |
Nutritional Requirements: |
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Low; it grows in nutrient poor soils. |
Salt Water Tolerance: |
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High; tolerates flooding by salt water. |
Salt Wind Tolerance: |
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Pioneer; grows in unconsolidated substrate in direct salt wind and spray. |
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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Sepals green on the outside, pink to pinkish-purple on the inside. |
Flower Characteristics: |
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Semi-showy. The petals are absent. |
Flowering Season: |
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All year. |
Fruit: |
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Inconspicuous capsule. |
Wildlife and Ecology: |
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Nectar plant for Miami blue (Cyclargus thomasi bethunebakeri) butterflies. |
Horticultural Notes: |
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Can be grown from seed and cuttings. |
Comments: |
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The succulent leaves are edible (although very salty) and have been used as a source of vitamin C. See also the Florida Wildflower Foundation's Flower Friday page. |
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James Johnson, 2014 In habitat, Everglades National Park, Florida
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George D. Gann, 2012 In habitat, New Providence, Bahamas
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Keith A. Bradley, 2005 In habitat, Abaco Island, Bahamas
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