Quote:
Originally Posted by Intruder
You are right, it is what I also read in a In-Vitro culture book. Can we imagine that it can be used mixed with some talc? Here in Belgium a mix NAA (naphtyl acetic acid) / talc is sold as rooting hormone for cuttings.
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I don't think talc would make any difference. It is added to powdered forms of auxins to be applied dry to cuttings, but unless there is a huge gap in my knowledge, it wouldn't do anything to stabilize the IAA compound.