King palm (Archontophoenix cunninghamiana)

King palm

Also known as: Illawara palm

The king palm (Archontophoenix cunninghamiana) is native to tropical regions of Australia. Its lifespan is from 50 to 150 years. The small red fruit attracts a wide variety of birds. In countries where it has been introduced as an ornamental, it can become invasive.

Scientific classification

Species

King palm (Archontophoenix cunninghamiana)

Palms, bullanocks, and allies

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Perennial

Lifespan

Tree

Plant Type

Mid spring, Late spring, Summer

Bloom Time

20 m

Plant Height

3 m to 4.5 m

Spread

Green

Leaf Color

2.5 cm

Flower Size

Evergreen

Leaf type

20 - 38 ℃

Ideal Temperature

Images of King palm

Distribution of King palm

Distribution Map

King palm is native to Oceania and has been introduced to various other regions. In its natural habitat, king palm contributes to the biodiversity of rainforest ecosystems. Beyond its native range, king palm is cultivated for its ornamental value, suggesting a degree of adaptability. While king palm may be considered somewhat resilient in non-native locales, in certain areas, it is sometimes thought to be gently persuasive in establishing its presence, which may have an impact on local ecosystems. The plant's adaptable nature supports its cultivation in diverse conditions.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Warm humid forests

Hemisphere Trend Curve

Northern

Sorthern

Quickly Identify King palm

Impressive height of 60 feet (18 meters) distinguishes king palm from shorter plants.

Crownshaft with color transition from green to purplish-brown is unique at 3 feet (91 cm).

Vibrant pinkish flowers in drooping clusters enhance ornamental beauty of king palm.

Thrives in various light conditions from full sun to partial shade, showcasing adaptability.

Wind-resistant and aids in soil stabilization, showcasing resilience and environmental benefits.

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Care Guide for King palm

Every 1-2 weeks

Water

Partial sun

Sunlight

20 - 38 ℃

Ideal Temperature

Potting Mix, Garden Soil

Soil Type

Water: King palm, native to Australia's humid rainforests, thrives in moist conditions with moderate drought tolerance. Water every 1-2 weeks, allowing soil to dry slightly. Preferring bright light, it is typically grown outdoors and benefits from mulching to retain soil moisture.

Fertilize: Fertilize king palm with high nitrogen quarterly, reducing in colder months. Use recommended amounts to avoid root damage. During spring and summer, proper fertilization enhances growth and prevents yellowing. Always water king palm thoroughly post-application to distribute nutrients and prevent root burn.

Pruning: King palm requires careful pruning in early spring to remove dead fronds and promote health. Avoid excessive pruning to reduce stress. Regularly remove fruit stalks for better growth. Proper techniques enhance airflow and light, reducing disease risk. Always use sterilized tools to prevent infection.

Propagation: King palm, native to Australia, is a tropical palm suited for warm climates, known for its attractive form and foliage. Propagation via fresh seeds is recommended, with consistent moisture and warmth for germination. Careful transplanting is crucial post-germination to ensure healthy growth.

Repotting: For king palm, repot every 1-2 years during warmer months to support rapid growth. Use a slightly larger pot for root expansion and enhance vertical growth. After repotting, provide well-draining soil, increased humidity, and protect from cold drafts to ensure recovery.

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