The process of agitating cannabis plant material in ice water to separate trichome heads from the plant matter, used to make bubble hash or live rosin.
Mr. Q discusses dedicating an entire greenhouse bed to genetics specifically selected for hash washing. Santi (hash maker) endorses the Moito from Green House Seeds as producing outstanding hash. A full bed of Shwale genetics (Bop and Gua Papaya) is planted with the intent to wash.
Discussed in: Ep 004