Common Names: Windmill palm, Chinese Windmill palm
USDA Hardiness Zone: 7b-10b ( Thought to be hardy to approx 5°F )
As with most palms, covering and insulating palms during extreme cold temperatures will give the palm the best chance to survive when they are out of their preferred zone. Some success in parts of zone 6 if covered during extreme weather. Keeping the bud area of the palm from freezing water is key. This happens many times when snow melts and followed by freezing temps.
Growth Rate: Moderate (Slow in hot climates)
Height: 25' on average. Some specimens have reached 40', but it is very rare.
Salt Tolerance: Low to Moderate
Drought Tolerance: Moderate
Soil Preferences: Widely adaptable
Light Requirements: Moderate to high (partial shade to full sun)
Nutritional Requirements: Moderate
Propagation: Seed, germinating in two months
Human Hazards: None (The teeth on the petioles are very small)
Pest Problems: None reported
Disease Problems: Moderately susceptible to lethal yellowing
(USDA Hardiness Zones 10-11 only), phytophthora bud rot (rare)
Windmill Palms can grow in Zone 11 but is not to this palms liking.
Leaf Size: About 3' feet wide and 1.5' - 2.5' feet long (Full grown)
Foliage Color: Dark green
Trunk: Slender, covered with dark brown fibers
Petiole: 2-3.2' feet long, toothed on the margins
Transplanting Windmill Palms