Use white vinegar or lemon juice to jumpstart treatment of a stubborn blueberry stain. Pre-treat the blueberry stain with white vinegar or lemon juice by saturating the stain and letting it sit for 5 minutes. Then, rinse thoroughly with cold water from the back of the fabric to the front.

Do blueberry stains come out?

“Berry stains are plant-based and can be broken down (aka pre-treated) with acids such as lemon juice and vinegar,” Miller says. Pre-treat the stain with lemon juice or vinegar and let it sit for five minutes.

Are blueberry stain permanent?

Old/Dried on Stains: For old or dried-on blueberry or dark-colored fruit stains, try rubbing glycerin into the stain to soften it first, and then treat as above (lemon juice method). If the stain has been ironed, it may be permanent.