Bob from Scottsdale, Az writes
Yes, Ironite Mineral Supplement 1-0-1 can be used on established citrus trees. You will use 1/3 lb. (about ½ C) per 100 square feet. It needs to be evenly distributed under the drip line of the trees. Take care not to damage the roots of the tree. Water after application. Please see the Label for complete application instructions.
Answer last updated on: 02/10/2020