Costus tonkinensis

Growing on forest floors in tropical rainforests, costus tonkinensis is a tall-stemmed, perennial herb with bright yellow flowers that grow straight from its rhizome, and unusual spirally twisted branches. Though relatively rare, it is sometimes available in plant nurseries.

Scientific classification

Species

Costus tonkinensis (Costus tonkinensis)

Gingers, bananas, and allies

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2 m to 4 m

Plant Height

8 cm

Spread

White, Yellow, Red, Orange

Flower Color

Semi-evergreen

Leaf type

Care Guide for Costus tonkinensis

Every week

Water

Partial sun

Sunlight

Water: Costus tonkinensis thrives in moist, humid conditions, resembling its tropical origins. Watering weekly is essential for lush growth, though it can tolerate brief dryness. Rainwater during the active growing season boosts vitality, supporting its water-dependent growth cycles.

Fertilize: Fertilize costus tonkinensis bi-weekly during growth with balanced fertilizers for optimal health. Reduce to monthly in winter. Water costus tonkinensis after fertilization to enhance nutrient absorption and prevent root burn, ensuring vitality through adherence to seasonal care needs.

Pruning: Costus tonkinensis thrives with proper care, including early to late spring pruning to remove dead stems and improve air circulation. Use clean, sharp tools to prevent disease. Rejuvenation pruning can enhance growth in older plants, promoting vibrant foliage and blooms for a healthy costus tonkinensis.

Propagation: Costus tonkinensis is valued for its intricate leaves and hardy growth. Propagation is best achieved through cuttings from healthy stem segments with multiple nodes. Maintain warm, humid conditions and a well-draining medium for rooting, while monitoring moisture and growth for successful establishment.

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Learn More About Costus tonkinensis

How to Transplant

How to Prune

How to Grow and Care

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