GENERAL INFORMATION
Scientific name: Ptychosperma macarthurii Pronunciation: tye-koe-SPER-muh mack-ar-THUR-ee-eye
Common name(s): Macarthur Palm
Family: Arecaceae
USDA hardiness zones: 10B through 11 
Origin: not native to North America Uses: container or above-ground planter; suitable for growing indoors; near a deck or patio; specimen; no proven urban tolerance
Availability: generally available in many areas within its hardiness range
 
DESCRIPTION
Height: 15 to 25 feet
Spread: 6 to 10 feet
Crown uniformity: irregular outline or silhouette
Crown shape: palm; upright
Crown density: open
Growth rate: medium
Texture: medium
 
This attractive small palm is noted for its multiple, slim, ringed grey trunks which are topped with soft green, feathery, flat, broad leaves with tips that appear jagged and torn. Macarthur Palm prefers partial shade but will tolerate full sun or dense shade on any well-drained soil. Abundant moisture will allow it to look its best because it will keep more leaves. Propagation is by seed. Pests and Diseases No pests or diseases are of major concern. This palm is lethal yellowing-resistant. Sooty mold sometimes coats the trunk.
 
OTHER
Roots: surface roots are usually not a problem
Winter interest: no special winter interest
Outstanding tree: not particularly outstanding
Invasive potential: little, if any, potential at this time
Verticillium wilt susceptibility: not known to be susceptible
Pest resistance: long-term health usually not affected by pests