Amorphophallus gigas Teijsm. & Binn.

• Genus: Amorphophallus
• Botanical Background: Described by botanists Teijsmann and Binnendijk in the 19th century; species is part of the section Amorphophallus and is studied for its unique ecological and reproductive adaptations.

• Geographical Range: Native to the tropical rainforests of Indonesia and Malaysia, typically found in areas with high humidity and ample rainfall.
• Environment: Moist, well-draining soil, often at lower elevations; plant prefers shaded environments with temperatures ranging from 20 to 30°C and requires a high level of humidity to flourish.

Leaves

• Large, glossy, and palmate
• Capable of growing up to 2 meters in length
• Deep green color with prominent venation

Inflorescence (Spadix & Spathe)

• Can exceed 3 meters in height
• Unpleasant odor, resembling decaying flesh
• Spathe is deep purple with a pale interior
• Spadix is yellowish

Growth Habit

• Terrestrial plant with a large tuber underground
• Plant dies back annually after flowering, and new growth emerges from the tuber in the following season

Light Requirements

• Indirect or filtered light
• Direct sunlight can scorch its leaves

Watering & Humidity

• Needs consistent moisture
• Soil kept damp but not waterlogged
• High humidity (80% or more)

Soil & Potting Mix

• A well-draining, rich, organic potting mix
• A loose medium that allows for good root expansion and drainage

Temperature & Fertilizer

• Temperatures range from 20°C to 30°C
• Fertilize during the growing season with a balanced fertilizer every 4-6 weeks

Division and Stem Cuttings

• Dividing the tuber
• Requires careful handling to avoid damage to the growth points

Seeds

• Less common, as the plant takes a long time to mature
• Germination requires moist conditions and patience

Typical Issues

• Aphids, spider mites, and mealybugs
• Root rot

Treatment Recommendations

• Insecticidal soap
• Regularly inspect for pests
• Use fungicides when necessary
  
• Ensure proper drainage

• Massive flower and foul scent
• Attracts pollinators that are adapted to decaying matter

• Unique and dramatic flowering
• Particularly prized by collectors of exotic plants due to its size and novelty

Wild Population Status

• Not listed as endangered
• Faces habitat loss due to deforestation in its native regions

Market Availability

• Relatively rare in cultivation
• Only specialized nurseries offering the plant
• Not typically found in mainstream garden centers