Questions tagged [ph]

pH is a numeric measure of how acidic or alkaline the soil or other growing medium is. Acidic soils have low pH and alkaline soils have high pH. Use this tag for questions about measuring or adjusting the pH of your soil.

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Acidic soil containing chalk?

I’ve recently bought a property in a ‘dry chalk valley’. It’s an old barn with a paddock out the back. I bought an electronic soil pH meter (two prongs with an analog dial meter) and followed the ...
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Blueberry bush not looking very lively

I have been growing a blueberry bushes and am not sure that I am having much success. The plant doesn't appear to have done much since it was planted and just appears to be slowly loosing leaves and ...
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Soil PH Sensors, Okay? or Snakeoil?

This is my first post here, I have been wondering if soil PH sensors are real or fake? An example is Soil Sensor. After reading through this post, these seem pretty useless. However the answers here ...
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Elephant garlic Allium ampeloprasum struggling, difficiencies?

I noticed that these Allium ampeloprasum started a couple months ago, are struggling and showing some deficiencies that I can't pinpoint. My soil is sandy and poor, with pH slightly over 8. I gave it ...
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20 views

Will citrus recover from alkaline soil/fruit drop?

Recently bought a place with orange, Clementine, lime, grapefruit, and lemon trees. New to growing citrus and did not test soil so did a fantastic job of nearly killing them all. Our soil ph is 8.5, ...
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161 views

How much KHCO3 is needed to buffer RO water?

Hy, how would you make a buffer solution with KHCO3 (Potassium bicarbonate) to have a pH of around 5,5–6. It would be used in a hydroponics system to make a buffer solution in RO water (demineralized) ...
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284 views

How to make a KHCO3 Buffer solution in RO water based hydroponics system?

Hy, how would you make a buffer solution with KHCO3 to have a pH around 5,5–6. It would be used in a hydroponics system to make a buffer solution in RO water (demineralized) that can resist the acidic ...