Simpoh ayer (Dillenia suffruticosa)

Simpoh ayer

Also known as: Simpoh air

Simpoh ayer (Dillenia suffruticosa) is a large evergreen shrub that is an effective colonizer of sandy soils since its deep roots can reach underground water. The plant flowers perpetually with five-petalled yellow blooms. The large leaves are commonly used in Southeast Asia for wrapping and eating food.

Scientific classification

Species

Simpoh ayer (Dillenia suffruticosa)

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Perennial

Lifespan

Tree

Plant Type

6 m to 10 m

Plant Height

3 m

Spread

Green

Leaf Color

10 cm to 13 cm

Flower Size

Yellow

Flower Color

Images of Simpoh ayer

Distribution of Simpoh ayer

Distribution Map

Simpoh ayer is indigenous to the rainforests of Southeast Asia and thrives in the equatorial belt of Asia. It has naturalized beyond its native range, now found in parts of South and Central America, where it is considered introduced. Its growth extends through tropical climates, favoring moist, high-humidity environments.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Secondary forest, swampy grounds, swamps, mangroves, riversides, hillsides, ridges

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Simpoh ayer

Every 2-3 weeks

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Simpoh ayer thrives in humid conditions and requires balanced watering every 2-3 weeks. It is typically grown outdoors, benefiting from natural rainfall. As an evergreen plant, simpoh ayer remains lush year-round and shows resilience during dry spells.

Fertilize: Simpoh ayer thrives with balanced fertilizer every two months, shifting to high-nitrogen during growth for enhanced leaves. Correct application increases vitality and fruiting, while moisture and seasonal adjustments optimize nutrient uptake. Avoid contact with leaves, and customize feeding based on the plant's response and local conditions.

Pruning: Simpoh ayer, with robust leaves and large flowers, requires strategic pruning from early to late winter during its dormant phase. Regular removal of dead branches enhances air circulation and prevents disease. Thinning inner branches supports natural form and blooms, boosting both aesthetics and vitality.

Propagation: Simpoh ayer is a sturdy shrub from Southeast Asian rainforests, featuring attractive foliage and yellow flowers. Propagation via semi-hardwood cuttings requires disease-free stems, well-draining soil, and high humidity. It thrives in full sunlight and moist, well-drained soil with minimal care post-establishment.

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Learn More About Simpoh ayer

How to Transplant

How to Prune

How to Grow and Care

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