Hello here elaine :D
Waw, that's nice info , sadly i m not getting my calla yet from my seller
. She said its difficult to find now, so i must be patience.
Will try your suggestion when i get one. :)
But i never covered my lotus with any rock or gravel and they seems allright. Maybe my fishes not too big and aggresive , even i had 2 comet goldfish and some guppies inside the container, but the water always murky since i put the comets sibling