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Blagdon (Interpet) pH Adjuster for Acidic Ponds (pH UP)

Use when pH is low

Acid pond water can be caused by a high level of organic waste, soft water with low pH out of your tap or excessive use of rain water. When your test kit shows your water is too acid you can then use this product adjusts the pH to keep it in the ‘Safe range’ for a pond between 6.5 and 8.0. (pH must be stable within this range).

  • Can be used to increase pH of your pond when it is too low (acidic)
  • Treats 5,675 Litres of water
  • Follow instructions carefully as overdosing will cause problems
  • Use after checking pH with a test kit, re-test the next day to check the effectiveness and adjust again if necessary

Aussie's Observations about Blagdon (Interpet) pH Adjuster for Acidic Ponds (pH UP)

Budget • Good • Better • Best • Superior

Suitable for:

Ponds which require some pH adjustment.

What we liked:

Works effectively to adjust the pH of your pond.

Less than ideal:

DO NOT OVERDOSE. Follow instructions carefully as getting this wrong could have serious negative effects on your pond.


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