Bonide Garden Rich is labeled only for use on ornamental plants and turf. Around vegetables, you can use Ironite Lawn and Plant Food Plus 12-10-10 or Espoma Organic Iron-Tone Plant Food.
Bonide Garden Rich Liquid Iron plus Micronutrients is not labeled for use on vegetables or fruit trees. You may consider using an alternative such as Miracle-Gro Liquid All Purpose Plant Food Concentrate, which contains similar nutrients and minerals, and is labeled for flowers, fruits, vegetables and houseplants.
We are sorry that you are having trouble using the Bonide Garden Rich Liquid Iron plus Micronutrients. We recommend you contact Bonide directly, and be prepared to discuss the rates used and type of plants you are treating. You can reach Bonide at 315-736-8231.