Epsom salt contains magnesium, which all plants need for photosynthesis. Magnesium is rarely lacking in most soils so adding it to lawns is not useful. Only apply fertilizer after doing a soil test to ...

“I have seen a lot of posts on social media talking about using Epsom salts in vegetable gardens. The claims seem almost too good to be true. Are Epsom salts good for the garden?” — O.R. For starters, ...