These potted plants absorb formaldehyde better than pothos and are known as formaldehyde cleaners.

Asparagus fern. The asparagus fern is very delicate and elegant, and placed indoors it also lends a scholarly atmosphere. Its ornamental value is extremely high, and its roots can also be used as medicine, with the effect of moistening the lungs and stopping coughs; the effect is very good. The asparagus fern likes a warm, humid, semi-shaded and ventilated environment, is not tolerant of drought or severe cold, and must not be exposed to strong sunlight in summer.

Peace lily. The peace lily is the top choice among plants kept indoors. Its ornamental value is also extremely high, and it can purify the air, filtering indoor waste gases, ammonia, formaldehyde, acetone and so on. The peace lily blooms in spring and summer, likes a high-temperature, high-humidity environment, is relatively shade-tolerant, and fears being exposed to strong sunlight, so it is fine to keep it in a spot with diffused light.

Snake plant. The snake plant is also an easy plant to care for indoors; as long as you pay attention to using less water and protecting it from freezing, and water it after the potting soil has dried out completely, the snake plant is easy to keep alive. The snake plant's purifying ability is super strong, and it can absorb formaldehyde and harmful gases from the air, thereby purifying the indoor air. The snake plant's ornamental value is also extremely high.