Silver sea-oxeye-daisy, Bushy seaside oxeye
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Borrichia frutescens
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Asteraceae
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Landscape Uses:
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Accent coastal wildflower and bedding plant. |
Ecological Restoration Notes: |
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A relatively common element of coastal areas, especially the ecotones between mangrove swamps and coastal uplands. |
Availability: |
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Widely cultivated. Available in Boynton Beach at Sustainscape, in Sanibel at Captiva Conservation Foundation.
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Description: |
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Small to medium shrub with silvery-green leaves and attractive yellow flowers. |
Height: |
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Typically 2-3 feet in height; to 5 feet in South Florida. Colonial, and spreading much broader than tall. |
Growth Rate: |
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Moderate. |
Range: |
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Eastern and southeastern United States west to Texas and south to the Monroe County Keys; Bahamas, Cuba and southern Mexico. |
Habitats: |
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Coastal wetlands and beaches. |
Soils: |
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Wet to moist, well-drained to periodically inundated brackish soils. |
Nutritional Requirements: |
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Moderate; can grow in nutrient poor soils, but needs some organic content to thrive. |
Salt Water Tolerance: |
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Moderate; tolerates brackish water or occasional inundation by salt water. |
Salt Wind Tolerance: |
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High; can tolerate moderate amounts of salt wind without significant injury. |
Drought Tolerance: |
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Moderate to low; requires moist to wet soils, but tolerant of short periods of drought once established. |
Light Requirements: |
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Full sun to light shade. |
Flower Color: |
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Yellow. |
Flower Characteristics: |
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Showy compound heads, about 1" wide. |
Flowering Season: |
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All year; peak spring-summer. |
Fruit: |
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Inconspicuous achene. |
Wildlife and Ecology: |
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Provides moderate amounts of food and cover for wildlife. Nectar plant for great southern white (Ascia monuste), gulf fritillary (Agraulis vanillae), large orange sulphur (Phoebis agarithe), southern broken-dash (Wallengrenia otho) and other butterflies. |
Horticultural Notes: |
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Grown from seed or cuttings. Break up seed heads into a pot with 2" or more of potting soil and sprinkle a little soil into the pot, almost covering the seeds. Place in light shade or full sun and keep moist. |
Comments: |
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In Florida, distinguished from B. arborescens by its silver foliage (in the Bahamas, B. arborescens is also silver). In Florida and Cuba, the two species form a rare natural hybrid, B. x cubana. See also the Florida Wildflower Foundation's Flower Friday page.
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James Johnson, 2014 In habitat, Everglades National Park, Florida Expand
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