Roystonea regia
Cuban Royal Palm, Florida Royal Palm
Family |
Arecaceae |
Genus |
Roystonea |
Species |
regia |
Category |
Tropicals, Woody |
Type |
Tree (evergreen) |
USDA Hardiness Zone |
10a |
Canadian Hardiness Zone |
Requires cool season protection under glass. |
RHS Hardiness Zone |
H1c |
Temperature (°C) |
-2 |
Temperature (°F) |
30 |
Height |
20-30 m |
Spread |
6 m |
Landscape |
Accent tree, tropical landscapes, city and courtyard gardens in a tropical setting, mass plantings, oceanside landscapes where sand is abundant or a specimen. |
Cultivation |
Plant in full sun to partial sun in a well-draining sandy soil. Allow soil to completely dry between waterings. |
Shape |
Upright. |
Growth |
Medium |
Bark/Stem Description |
Smooth, dense, glaborous stem-like bark toward the apex of the trunk. An immediate separation between palm-like layered bark and smooth glaborous bark. Palm-like bark is coarse and woody. |
Leaf Description |
Trees have about 15 leaves which can be up to 4 m long. |
Flower Description |
The flowers are white with pinkish anthers. |
Fruit Description |
The fruit are spheroid to ellipsoid in shape, 9 - 15 mm long and 7 - 11 mm wide. They are green when immature, turning red and eventually purplish-black as they mature. |
Texture Description |
Smooth but also coarse. |
Propagation |
From seed; germinate in a damp paper towel. |