How To Take Care Of An Indoor Elephant Ear Plant. Most elephant ear plants react well to soils amended with organic matter, such as compost. Remove it from the hole to adjust the depth, if necessary, so that the mammoth elephant ear will be planted at the same depth it.

Then, even with a rake to remove clumps of grass and stones. The plant itself reaches heights of between 3 and 5 feet tall and for this reason is usually grown as an outdoor specimen; Alocasias thrive in high humidity.