Kings Hydrangea Blue Enhancer (Sulphate Of Aluminium) 800g

Kings Hydrangea Blue Enhancer (Sulphate Of Aluminium) 800g

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Kings Hydrangea Blue Enhancer (Sulphate Of Aluminium) 800g

Deepens the colour of blue hydrangeas. Also acidifies the soil for acid soil loving plants such as azaleas, camellias, daphnes, and ericas.
A light application is beneficial for ferns.
To deepen the colour of pink hydrangeas, use Dolomite Lime.

Instructions
  • Sprinkle 2 tablespoons (30g) per square metre around the plant. Keep well away from the stem.
  • Apply three times throughout the year.