Cotton Palm or Thread Palm
(Washingtonia robusta)

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Image of Cotton Palm or Thread Palm
Washingtonia robusta

Fast-growing, tall palm tree with a thin trunk that gradually decreases in width up to the crown. Leaves are large (1m), broad, sharply toothed. Dead foliage forms a saggy cover that surrounds the trunk. Flowers are creamy pink, tubular and are borne in panicles mainly in summer. Washingtonia robusta grows to about 25m tall and 5m wide.

Type
Exotic
Maintenance
Medium
Water use
Moderate
Size
Trees 7 metres +
Foliage
Evergreen
Zones
Semi-arid with summer rain, Arid interior, Semi-arid with winter rain, Moist temperate with warm summers, Winter rains with dry summers
Soils
Sandy, Loam
Tolerances
Frost, Wind
Regions
Central Highlands Garden, Subtropical Garden
Shade levels
Full sun
Flowering seasons
Summer
Colours
Green, White, Pink
Gardens
Mediterranean Garden, Subtropical Garden