Vinegar concentrates make effective organic weed killers with almost immediate results. … This causes the weed to dry out down to the root. Unfortunately, if the spray touches a valued garden plant, it will kill that plant as well through desiccation.
Besides, is it OK to put vinegar on plants?
Though vinegar can be fatal to many common plants, others, like rhododendrons, hydrangeas and gardenias, thrive on acidity which makes a bit of vinegar the best pick-me-up. … You can also add some distilled vinegar to your soil to fight lime or hard water for other not-so-acid-loving plants.
Vinegar mixture can treat most fungal infections on any plant, without causing any harm. Also, if you see any black spots on roses or aspen trees, then use this spray.
In this regard, how much vinegar should I put in my plants water?
A solution of 1/2 to 2 tablespoons of vinegar diluted in 1 gallon of water will bolster the acidity and allow it to enrich the soil without hurting nearby acid-loving plants.