Test your water before placing your order for the Proven Winners Professional Greenhouse Water Soluble Fertilizers. A water test is needed in order to match the water alkalinity to the correct fertilizer product. Once Proven Winners receives your water test results we will recommend one of our 8 formulas. You will receive an email with your water test results and the recommended formula. The link that is provided in the email will take you to the correct fertilizer for ordering.
When ordering, please indicate your propagator’s name in the customer comment area.
- 14-3-14 + Minors Low Alkalinity Formula with FeEDDHA
- 16-4-16 + Minors Moderate Alkalinity Formula with FeEDDHA
- 18-5-18 + Minors Moderately High Alkalinity Formula with FeEDDHA
- 17-4-17 + Minors High Alkalinity Formula with FeEDDHA
- 12-3-12 + Minors Cold Weather Formula with FeEDDHA. Contains high levels of Nitrate Nitrogen for cold weather conditions.
- 16-4-8 + Minors Greening/pH Reducing Formula with FeEDDHA. A valuable tool to correct increases in pH and quickly green up a crop.
- 0-9-6 + Minors Plant Holding Formula with FeEDDHA. Used to help “hold” plants that are at shipping size. Will also keep plants green and looking good.
- Micronutrient Formula