Botanical Name: Cibotium glaucum
Common Name: Hawaiian tree fern Type of Plant: fern: perennial Habit of Growth: Overall Shape upright, single-trunk fern with broad, fine textured, arching fronds; distinctly glaucus (blue-green) with waxy lower surfaces Height 4 to 6' Spread 6 to 8' Growth Rate slow Environment: Exposure outdoors shade preferred; may tolerate partial shade Soil prefers rich, well-drained, moist, well-amended soil Hardiness tender, zones 17 and 24 Morphology: Leaves bipinnately compound, leathery, to 4' long, apple-green to blue-green color; truck covered with shiny brown pubescence Flowers none Fruit sori centered on leaflets; usually consisting of narrow lines Propagation: spore Usage: small accent for tropical climates; useful for atrium gardens patio plantings, in containers, or in greenhouses; very tropical and tender Landscape Care: Watering likes ample watering; not drought tolerant; may do better with purified water if kept in containers Fertilizing organic fertilizer once per year Pruning remove dead fronds Pests/Diseases none major; young plants are susceptible to wind damage Special Conditions/Other keep out of hot sun and windy areas for best appearance Origin: Hawaii Family: Dicksoniaceae Notes: |
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