Red Ginger (Alpinia purpurata)

Red Ginger

Alpinia purpurata

Vibrant red bracts mimic tropical sunsets, a bold focal point. Evergreen herbaceous perennial; common name: Red Ginger.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; tolerate partial shade, avoid harsh midday direct sun that can scorch leaf edges
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Watering Keep soil consistently moist but not waterlogged; reduce watering frequency during cooler winter months
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Temperature Thrives in warm tropical temperatures; avoid prolonged exposure below 15°C to prevent leaf yellowing and stunted growth
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Characteristics

  • Leaf: Long, lanceolate, glossy green leaves arranged in dense upright clumps
  • Flower: Showy, bright red bracts enclose small, fragrant white true flowers; bracts persist for 4–6 weeks
  • Stem: Thick, rhizomatous upright stems that form spreading clumps over time
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Care Guide

Watering

Keep soil evenly moist; mist foliage 2–3 times weekly to maintain humidity

Fertilization

Feed with diluted balanced liquid fertilizer every 2 weeks. Avoid over-fertilizing to prevent salt buildup and leaf burn

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water for 24 hours, dilute 1:20 with water for root drenching; discard solid peels to avoid pest infestations
Pruning
  • Remove spent bracts at the base to encourage new flower growth
  • Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
  • Trim yellowing or damaged leaves at the base to maintain a tidy appearance
  • Divide rhizomes every 2–3 years in spring to control clump size and promote vigorous growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirms no toxicity to cats; safe for household environments with feline pets

Humans: No known toxic effects for humans; safe for handling and indirect contact

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Garden Uses & Culture

Culture: Symbolizes hospitality in tropical Hawaiian and Southeast Asian cultures; commonly used in traditional floral arrangements

Usage: Ornamental garden focal point, cut flower for bouquets, indoor container plant for bright, humid spaces