Cinnamon must be actual cinnamon, not cassia bark, or it won't work.

But yes, cinnamon oils are caustic and toxic to spidermites.
khyberkitsune Reviewed by khyberkitsune on . Spider Mites I got a big problem, I'm drying at the moment & those buggers. What can I do besides the obivous & wipe them down, any tricks that I can do to get rid of them. Any help would great Rating: 5