@small_h , and others; Let me start by saying I didn’t really think this post through. None of these are forums. For me, more of a " be about it" than a "talk about it ". More apologies.
I learned about this one “here”.
I’ve posted about this in the past.
These are from my personal bookmark list. Part of my research when applying to be a master gardener.
I shared this one before
Some I researched for a conference that was supposed to happen in 2020 and didn’t.