Rio grande globe amaranth (Gomphrena haageana)

Rio grande globe amaranth

Gomphrena haageana is a perennial herb with a tuberous root, erect, about 20 to 70 cm, simple to much-branched; stem and branches subround, striped, moderately or thinly appressed-hairy. It has red strawberry-like flower heads.

Scientific classification

Species

Rio grande globe amaranth (Gomphrena haageana)

Pinks, cacti, and allies

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Perennial, Annual

Lifespan

61 cm to 76 cm

Plant Height

Green, Blue

Leaf Color

Semi-evergreen

Leaf type

20 - 38 ℃

Ideal Temperature

Images of Rio grande globe amaranth

Distribution of Rio grande globe amaranth

Distribution Map

Rio grande globe amaranth is native to North America, originating from the central region. The hearty plant has found new territories in other subtropical areas as it has been introduced and cultivated with success, expanding its presence beyond its native soil to encompass additional warm climates.

Native

Cultivated

Invasive

Introduced

No species reported

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Cultivars

There are several recognized cultivars of Rio grande globe amaranth, including the following common varieties :

Rio grande globe amaranth 'Strawberry Fayre'Rio grande globe amaranth 'Amber Glow'

Care Guide for Rio grande globe amaranth

Every week

Water

Full sun

Sunlight

20 - 38 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Rio grande globe amaranth thrives in arid conditions, exhibiting strong drought tolerance. It requires weekly watering and prefers well-drained soil. Native to semi-arid regions, rio grande globe amaranth is evergreen, maintaining a lush appearance year-round despite water scarcity.

Fertilize: Fertilize rio grande globe amaranth every 4-6 weeks during the growing season with a balanced 10-10-10 NPK fertilizer, applying 1 tablespoon per plant on moist soil. Avoid fertilizing in winter; overfertilizing may hinder blooming and cause nutrient build-up. Gradually reduce feeding as rio grande globe amaranth matures.

Pruning: Rio grande globe amaranth showcases vibrant, globe-shaped flowers. Pruning is best done in early to late spring to encourage healthy growth and blooms. Regular trimming promotes bushiness, while avoiding heavy pruning reduces stress. Strategic pruning also enhances airflow, lowering disease risk and supporting robust flowering.

Propagation: Rio grande globe amaranth is a drought-tolerant plant known for its bright, clover-like flowers. Propagation is best achieved through cuttings taken from healthy stems. Use a well-draining soil mix and maintain high humidity. Misting aids moisture retention, and careful transplanting is essential once roots develop.

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