Hydrangea Blue 7-3-3 is a unique combination of high quality nutrients and aluminum sulfate designed to produce lush leaves and enhance and maintain blue color in many pink and blue varieties of hydrangeas. If the hydrangea is planted next to a concrete foundation or in high alkalinity soil, it will be especially beneficial. It will not change the color of white hydrangea varieties.
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Liquid (ml/l)
N-P-K / Micro-elements Nutrient
Non-Organic
Day-to-day Solution
How to Use Hydrangea Blue 7-3-3
If you damaged the label or have not purchased the product yet, you can refer to the information found below to help you understand how to use Hydrangea Blue 7-3-3. If you are mixing your own nutrients, you can reference the NPK chart found below to help you identify the role of this nutrient product.
Hydrangea Blue 7-3-3 NPK Chart
When combining nutrients, you will want to be conscious of their NPK contents as well as others. You can look at the contents of Hydrangea Blue 7-3-3 using the chart below.
J.R. Peters, Inc. Product Line
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