Botanical Name: Blechnum gibbum
Common Name: Dwarf tree fern
Type of Plant: fern: perennial
 
Habit of Growth:
Overall Shape Rosette forming fern when young, later forming a dark, slender trunk to 3' tall; fronds are leathery and somewhat webbed
Height to 3'
Spread to 4'
Growth Rate slow
 
Environment:
Exposure outdoors partial shade to full shade
Soil prefers a well amended soil
Hardiness some frost – Zones 15-17, 20-24
 
Morphology:
Leaves Pinnately lobed fronds (not quite divided) to 24" long, leaflets somewhat undulated on margins
Flowers none
Fruit linear sori, 1/16" across
 
Propagation:
division of clump, spores
 
Usage:
excellent in containers as a patio specimen, tropical filler, or even accent plant when large enough – usually sold small, and can grow slowly for many years
 
Landscape Care:
Watering needs ample watering
Fertilizing slow-release fertilizer; feed infrequently
Pruning remove dead fronds
Pests/Diseases none major
Special Conditions/Other
 
Origin: Fiji, Southern Pacific islands
Family: Polypodiaceae

Notes:
 
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