44+ Mint Leaves Have Brown Spots. Found some brown spots on the old mint leaves on my new planted cuttings. This spring, the leaves have dark spots on them and reddish veins running through the leaves.
Mint is a generic term for 'mentha plant' family.
Are the leaves edible ? Although web blight commonly infects the mint's main stem, it may also latch onto lower leaves, causing spotting and the death of the leaves. Among them, there is a special tannic acid, which can effectively inhibit lactic acid and remove harmful substances that cause vascularization. For example, if you burn yourself, you may see a darker pigmented mark in the shape of your burn after your there are many different laser treatments that can eradicate brown spots.