Ferns are very significant in terms of culinary, ornamental, environmental, medicinal and economic uses. It can be useful in cooking. Also, some varieties of ferns can be used as a substitute for tea. One example of its medicinal purposes is treating burns. It can also be used as a house plant as they are easy to care. Needless to say, ferns play a big role in the amount of oxygen in the air as it can produce oxygen through photosynthesis.