This plant is the snake plant or tiger skin, also called mother-in-law's tongue. Here are its most prominent features in brief: Easy to care for: It tolerates neglect and is not thirsty, and is watered only when the soil is completely dry. Cleans the air: It purifies the air from toxins and household pollutants. Produces oxygen at night: Excellent for bedrooms because it releases oxygen at night. Tolerates low light: It lives anywhere in the house even if the light is dim. Beautiful shape: Its long, patterned leaves give a luxurious decor touch. Water it only when the soil is completely dry. It likes bright, indirect light, but tolerates low light. The most common reason for its death is overwatering, as it causes root rot.