Growing Colocasia inside requires high humidity. Use a humidifier in the room where you plan on growing Colocasia inside. Also, elephant ear houseplants should be elevated slightly with a layer of rocks or pebbles between the pot and the saucer.

Both elephant ear and taro are herbaceous perennials with large leaves up to 6 feet in length. Taro can be distinguished from elephant ears by the attachment of the leaf from the petiole. ... Elephant ear plants can grow up to 9 feet in height, while taro is much shorter – rarely reaching 4 feet tall.

Upright elephant ears (Alocasia) can be brought indoors and grown as houseplants. Keep the plants in bright, indirect light and keep the soil consistently moist, not wet.

Colocasia ( Araceae genus) is native to tropical Polynesia and southeastern Asia. Commonly known as elephant-ear, colocasia is a herbaceous perennial with a large rhizome on or just below the ground surface. It is also known as taro, cocoyam, dasheen, chembu and eddoe.

The calcium oxalate crystals are the common component present in colocasia leaves, which play a very important role in causing itching and protection from herbivores. ... Thus, itching causing calcium oxalate crystals are found in colocasia leaves.. . . . .364011236167!]0000000000000009783314145943!]