Question: is epsom salt a good fertilizer for palm trees?
Answer: Is an Epsom salt fertilizer good for palm trees? ... But if your palm is suffering from a magnesium deficiency, Epsom salt can be a good supplement in addition to regular fertilizer applications. If that's the case, use Epsom salt. Sprinkle 2 to 3 pounds of Epsom salt under the tree's canopy, then water.