Colocasia as a genus is one of three similar genera that originate from Malaysia. It is often found growing along river banks and has a dormant period during the dry season in places like South Africa. You may identify species from this genus by their large, arrow-shaped leaves, they point downwards. In comparison, the related genus Alocasia features plants which have their leaves pointing upwards. Colocasia species may be used effectively as marginal plantings in ponds and lakes. They grow best in full sunlight and thrive in wet soil.
Harvest fruit or seeds after flowering period and sow immediately as the seeds do not store very well.
Red seeds with a fleshy seed coat emerge after pollination. The seeds are extremely viable and will germinate after two weeks after sowing immediately. Remember to remove the fleshy seed coat before sowing the seeds as the seed coat inhibits germination.
Divide corms or collect offsets during the dormancy period.
Forest areas in warm climates
Partial Sun, Full Sun
Soil PH preference
Every part of this plant is edible, but it must be thoroughly boiled or steamed to rid it of toxins (Calcium oxalate crystals).
Inconspicuous flower with seeds turning red once pollinated
This species has a constant battle with hornworms (Hawk moth caterpillar) and cutworms. The best method to control them is to remove them by hand and to keep monitoring them regularly. Other problems that occur with this species is tuber rot and southern blight. Plant in a well-draining soil to prevent fungal infections.