I dont think she would eat it on purpose.. the stones are not too big like i said, you know at the end of a smoke probally a bit smaller than that, and i have finer gravel too.. and i read your post before i posted this, i just had gravel on me now and needed to know if it's safe.. the plant is in the tank now straight from home depot, all i did was wash it with soap and rince well wiyh my automatic rain maker..i put brown paper towel for now in my money tree so she cant eat the dirt and she sleeps the whole night in 1 spot without moving, so dont worry its fine fornow..i just dont have time to read through thewhole forum also..