Alcantarea Geniculata (Giant Bromeliad)
Alcantarea Geniculata (Giant Bromeliad)
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Alcantarea Geniculata, commonly known as Giant Bromeliad, is a spectacular architectural plant prized for its massive rosette of broad, arching foliage and dramatic landscape presence. Its large, grey-green to green leaves form an impressive symmetrical structure that creates a bold focal point in tropical, subtropical, and contemporary garden designs. As the plant matures, it develops an imposing flower spike that adds even greater visual impact.
Despite its impressive size, Alcantarea Geniculata is remarkably hardy and low-maintenance once established. It thrives in well-drained soils and bright positions, tolerating periods of drought while providing year-round structure and texture. Ideal as a feature specimen in large gardens, courtyards, and commercial landscapes, this giant bromeliad delivers outstanding architectural appeal and tropical character.

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Mature height
1.5–2 m tall (flower spike up to 4–5 m)
Mature width
1.5–2.5 m wide
Spacing
1.5–2.5 m apart
Evergreen/Deciduous
Evergreen
Foliage
Grey-green to green foliage; tall flower spike with cream to yellow-green flowers
Flowering Period & Fruit Development/Harvest
Mature plants flower after several years, typically in Summer
Sun tolerance
Full Sun to Partial Shade
Maintenance
Low
Root System
Compact, fibrous, non-invasive root system