Taro is a large perennial herbaceous plant growing up to 5-6 feet. It's rather large heart-shaped, frilly edged leaves at the end of long, stout petioles appear like elephant’s ear. It grows best in marshy, wet soil and warm humid climates. The corm grows to a size of a turnip, has globular or oblong shape with brown fibrous skin. Its surface is marked by circular rings indicating points of attachment of scaly leaves. Inside, its flesh is white to purple, but may feature different colors depending upon cultivar types. An average-size corm weighs about 2-4 pounds.