Aspidistra elatior
Aspidistra elatior
Cast Iron Plant
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Taxonomy
Family Asparagaceae · Genus Aspidistra
Common Names
Cast Iron PlantBar Room Plant
Context
nativeRegion
Southeastern Asia (notably Japan, China, Vietnam)
usdaZones
7-11 (can be grown indoors elsewhere)
companionPlants
Sansevieria, Aglaonema, Spathiphyllum
culturalUses
Traditional ornamental in Japanese gardens and as a resilient houseplant.
Care
Care Requirements
LightLow to moderate indirect light; tolerates deep shade, avoid direct sun.
WateringAllow top inch of soil to dry between waterings; water sparingly in winter.
SoilWell-draining, loamy or all-purpose potting mix; avoid waterlogged soil.
FertilizerFeed monthly during growing season with diluted balanced liquid fertilizer.
HumidityAverage household humidity is sufficient; tolerant of dry air.
TemperaturePrefers 60-75°F (16-24°C); avoid cold drafts and temperatures below 45°F (7°C).
Growth & Life Cycle
HabitRhizomatous, evergreen perennial with upright, strap-like leaves.
Mature Size1-2 feet (30-60 cm) tall and wide.
Growth RateSlow-growing.
BloomingOccasionally produces inconspicuous purple-brown flowers at soil level.
DormancyNo true dormancy; slower growth in winter.
Propagation
MethodsDivision
DifficultyEasy
Best SeasonSpring
Maintenance & Notes
PruningRemove damaged or yellowing leaves as needed.
RepottingRepot every 2-3 years or when rootbound.
Pests & DiseasesGenerally pest-free; rare issues with spider mites or scale.
ToxicityNon-toxic to humans and pets.
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