Spiral ginger - Costus barbatus (Care, Characteristics, Flower, Images)

Spiral ginger

Also known as: Red velvet ginger

Spiral ginger is a critically endangered perennial herb that is endemic to Costa Rica. This ginger blooms gorgeous red and yellow flowers that are particularly attractive to hummingbirds. Each flower only lasts one day but is continuously replaced, giving the illusion of long-lasting blooms.

Scientific classification

Species

Spiral ginger (Costus barbatus)

Gingers, bananas, and allies

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Perennial

Lifespan

Herb

Plant Type

Spring, Summer, Early fall

Bloom Time

1.8 m to 2.5 m

Plant Height

1 m

Spread

Green

Leaf Color

20 - 38 ℃

Ideal Temperature

Images of Spiral ginger

Distribution of Spiral ginger

Distribution Map

Spiral ginger is native to Central America where it thrives in tropical climates. It has also been introduced to various regions worldwide for cultivation due to its ornamental value. In these areas, it is managed as a non-native species with careful consideration of its potential impact on local ecosystems.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Moist well lit thickets

Care Guide for Spiral ginger

Every week

Water

Full sun

Sunlight

20 - 38 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Originating from tropical rainforests, spiral ginger thrives in high humidity and prefers moist soil. Water weekly to maintain lush growth. Typically grown outdoors in warm climates, it benefits from rainfall during its growing season, mimicking its native habitat conditions.

Fertilize: For optimal growth, spiral ginger requires phosphorus-rich fertilizers applied bi-monthly during the growing season, mixed at half strength to prevent harm. Reduce feeding during dormancy, and water spiral ginger before and after fertilizing to enhance nutrient absorption and prevent root burn.

Pruning: Spiral ginger features striking red bracts and spiral stems. Prune in early spring to late winter, removing dead stems and thinning overcrowded areas to boost air circulation. Clean, sharp tools prevent infections, promoting healthy growth and vibrant flowering throughout the growing season.

Propagation: Spiral ginger, with its attractive spiraled stems, is best propagated by cutting a healthy segment with a node. Plant in well-drained soil, keep consistently moist, and provide bright, indirect light. Using rooting hormone can improve success, though spiral ginger typically roots well.

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