King Alexander Palm (Archontophoenix alexandrae)
Color:
Leaves: Dark green, feather-like fronds.
Trunk: Smooth, light grey to white, with prominent rings from fallen fronds.
Flowers: Creamy white to light pink flowers in large clusters.
Fruit: Bright red when mature.
Climate:
Prefers tropical and subtropical climates.
Ideal temperatures range from 70°F to 85°F (21°C – 29°C).
Sensitive to frost and prolonged cold.
Size:
Typically grows to about 50 to 80 feet (15 to 24 meters) in height.
Spread can be around 10 to 15 feet (3 to 4.5 meters).
Care:
Light: Prefers full sun to partial shade. Young palms benefit from some protection from intense midday sun.
Water: Requires regular watering, especially during dry periods. Ensure soil is well-draining to prevent root rot.
Soil: Thrives in well-draining, slightly acidic to neutral soil.
Fertilizer: Use a balanced palm fertilizer during the growing season to support healthy growth.
Pruning: Remove dead or damaged fronds to maintain appearance and health.
Zone:
USDA Hardiness Zones 10-11.
Landscaping:
Ideal for large gardens, parks, and as a focal point in tropical landscapes.
Often planted in groups or as an avenue tree due to its tall, slender appearance.
Works well near water features, large patios, and expansive lawns.
Additional Info:
Propagation: Primarily through seeds, which can take a few months to germinate.
Pests/Diseases: Can be affected by spider mites, scale insects, and fungal infections. Proper care and attention can prevent most issues.
Growth Rate: Moderate to fast, especially in ideal conditions.
Toxicity: Non-toxic to pets and humans, making it a safe option for households with animals or children.
Interesting Fact:
The King Alexander Palm, also known as the Alexandra Palm or King Palm, is native to Australia. It is named in honor of Princess Alexandra of Denmark, who became Queen of the United Kingdom and Empress of India.