A closely related species, Trichoderma reesei, is used in the creation of stonewashed jeans.Heikinheimo, L., Buchert, J., Miettinen-Oinonen, A., & Suominen, P. (2000). Treating Denim Fabrics with Trichoderma Reesei Cellulases. Textile Research Journal, 70(11), 969–973. https://doi.org/10.1177/004051750007001106 The cellulase produced by the fungus partially degrade the cotton material in places, making it soft and causing the jeans to look as if they had been washed using stones.
