You may be exposed to tree sap stains when you sit on a log or lean your back against a tree to rest. Tree sap stains are among the stains that are difficult to remove because they do not dissolve in water. Tree resin stains are one of the sticky stains and can easily stick to clothes. When you go on picnics or nature trips, tree sap stains may stick to your clothes or belongings without you realizing it. If you are wondering how to remove tree resin stains, you can read this article. 

With hot water, the dried pine gum stuck to the clothes is loosened. Then scrape the stain without damaging the fabric until the stain softens; Wash in the washing machine with BONEX detergents after scraping off the residue.