Wild silks have been known and used in many countries from early times, although the scale of production is far smaller than that from cultivated silkworms. Silk cocoons and nests often resemble paper or cloth, and their use has arisen independently in many societies.

Madhuca longifolia is an Indian tropical tree found largely in the central, southern, north Indian plains and forests, Nepal, Myanmar and Sri Lanka. It is commonly known as madhūka, madkam, mahuwa, Butter Tree, mahua, mahwa, mohulo, Iluppai, Mee or vippa chettu. It is a fast-growing tree that grows to approximately 20 meters in height, possesses evergreen or semi-evergreen foliage, and belongs to the family Sapotaceae. It is adaptable to arid environments, being a prominent tree in tropical mixed deciduous forests in India in the states of Odisha, Chhattisgarh, Jharkhand, Uttar Pradesh, Bihar, Maharashtra, Andhra Pradesh, Madhya Pradesh, Kerala, Gujarat, West Bengal and Tamil Nadu.