“There is one basic role that applies when it comes to using fertilizers – “less is more”. If you apply too much fertilizer or a concentration that is too strong, you could do much more harm than good. You can harm plant roots and soon you will see the tell-tale symptoms of fertilizer burn – brown curled leaf edges and leaves that wither and fall from the stem.”
We have prepared a list of 15 homemade fertilizers, HERE: “GardeningSoul.com“