Sevenyear-apple
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Casasia clusiifolia
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Rubiaceae
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Landscape Uses:
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Accent or specimen shrub or small tree along the coast. Buffer plantings. |
Ecological Restoration Notes: |
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Availability: |
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Widely cultivated. Available in Boynton Beach at Sustainscape, Inc., and in Key West at Key West Botanical Garden, in Sanibel at Captiva Conservation Foundation.
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Description: |
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Medium to large shrub or rarely a small tree with a dense rounded crown. Bark pale. Leaves large, shiny, 2-6 inches long. |
Height: |
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Typically 5-15 feet in height; to 25 feet in South Florida. Usually about as broad as tall, especially when growing in full sun. |
Growth Rate: |
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Slow to moderate. |
Range: |
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Monroe County Keys north to Broward and Lee counties; Bermuda, Bahamas and Cuba. For a digitized image of Elbert Little's Florida range map, visit the Exploring Florida website. |
Habitats: |
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Coastal hammocks and thickets. |
Soils: |
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Moist, well-drained sandy or limestone soils, with humusy top layer. |
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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Low; does not tolerate long-term flooding by salt or brackish water. |
Salt Wind Tolerance: |
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Secondary line; tolerates significant salt wind without injury, but usually is somewhat protected. |
Drought Tolerance: |
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Moderate; generally requires moist 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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White. |
Flower Characteristics: |
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Semi-showy, star-shaped. Dioecious, with male and female flowers on different plants. |
Flowering Season: |
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All year; peak spring-summer. |
Fruit: |
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Berry, green to gold at maturity, turning dark brown or almost black. Edible but not tasty. |
Wildlife and Ecology: |
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Larval host plant for tantalus sphinx (Aellopus tantalus) moths. Nectar plant for mangrove skipper (Phocides pigmalion) and other butterflies. |
Horticultural Notes: |
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Can be grown from seed. |
Comments: |
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Although the flowers can be very attractive, the fruits can be downright ugly. |
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