diatomaceous earth. It is a real fine powder made out of some kinda rock. Used in some swimming pool filters.
I think the wood ashes work because they are alkaline, many things don't like stuff like that.tecumseh said:mama beek writes:
3rd start spreading wood ashes or lime on the ground under your hive.
that is a new one for me. can I inquire as to where you got the idea? thanks for sharing the 1, 2 and 3 timeline of how you combated the shb and the results along the way. quite interesting.