Roystonea regia (Cuban Royal Palm, Florida Royal Palm)


Botanical Information

FamilyArecaceae
GenusRoystonea
Speciesregia
CategoryTropicals, Woody
TypeTree (evergreen)
OriginSouthern Florida, Mexico and parts of Central America and the northern Caribbean.

Details

USDA Hardiness Zone10a
USDA Hardiness Ref.
Canadian Hardiness ZoneRequires cool season protection under glass.
Canada Hardiness Ref.
RHS Hardiness ZoneH1c
RHS Hardiness Ref.
Temperature (°C)-2
Temperature (°F)30
Height20-30 m
Spread6 m
GrowthMedium
Flowering PeriodDecember

Description and Growing Information

ShapeUpright.
LandscapeAccent tree, tropical landscapes, city and courtyard gardens in a tropical setting, mass plantings, oceanside landscapes where sand is abundant or a specimen.
PropagationFrom seed; germinate in a damp paper towel.
CultivationPlant in full sun to partial sun in a well-draining sandy soil. Allow soil to completely dry between waterings.
Bark/Stem DescriptionSmooth, 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 DescriptionTrees have about 15 leaves which can be up to 4 m long.
Flower DescriptionThe flowers are white with pinkish anthers.
Fruit DescriptionThe 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 DescriptionSmooth but also coarse.

Photographs