stones im not sure if theirs one on that on the jos site, but as for plants their is a page on sachets and how to use some for black magic on the joy of satan site as-well,just use the search bar on the jos page, an you found the page.
stones thair are many sites that tell you their qualities,
someone on the jos forums said
just be careful with some like the angle stones,
my guess is,
cause you could make yourself open to attack
man if only their was stones like that for demons the reptiles would go reeeeeeeeeeeeeeeeeeeeeeeeeeee