Nutrient Availability (pH) Charts - Do You Use Them?

If you’ve ever used those charts or diagrams that show the availability of certain elements/nutrients at various pH levels, then you would probably like to read this blog post from Daniel Fernandez at scienceinhydroponics.com.

Quick excerpt:

“The paper is not based primordially on judicious experiments surrounding nutrient availability but on Truog’s experience with limed soils and the chemistry that was known at the time. He acknowledges these limitations explicitly in the paper as follows:…”

(Is this a good subforum to place this; basic growing info?)

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I have wondered about that from time to time as I’ve never seen an accreditation.

Good catch!

Cheers
G

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This is a great place. Very interesting as I see people here not using them with great results. Honestly I got my best results before I knew better and didn’t check ph :rofl:

:green_heart: :seedling:

Absolutely. Sometimes I think the more “new things” I learn about and research, the more complicated it gets, and the worse off I am in practice. Haha.
I think those who know how to grow the plant from experience, observation, trial and error, note taking and “reading the plants” as they say, are likely the best gardeners - greenest thumbs.

Edit: What does your username mean? I always wonder that when I see it. Same as with @Gpaw (…Grandpa? Haha).