i am having a problem getting my xenia to stay were i wont it. i read on here somewere to put a rubber band on it were i want it. it was one big stalk with to smaller ones coming off of it i put the rubber band between the two stalks and around the rock on friday today it came of the rubber band. it had split right down the middle around the rubber band and reatached its self togeather. but not to the rock how can i get it to stay. its in a low flow area. i herd that you can't glue them becuase of the slim.