The invention discloses a method for rinsing and decontaminating green cocoons and relates to the technical field of silkworm cocoon processing. The method comprises the following steps: A, selecting cocoons; B, classifying; C, performing primary vibration; D, performing primary baking; E, performing secondary vibration; F, soaking; G, cleaning and performing secondary baking. Compared with the prior art, the method for rinsing and decontaminating green cocoons provided by the invention has the advantage that stains of the green cocoons can be completely cleaned.