The pellets might work or they might just disappear into the ground after a few rains. You can certainly try them. Aged wood chips would probably last a lot longer.I'm thinking of using this pelletized bedding used for horses: https://www.tractorsupply.com/tsc/p...Zicm1zLuYq15VaQxQJ8fC5yZ3xPAcLscaAk7WEALw_wcB since I read on here somewhere that it's really good at absorbing moisture in high humidity areas . . .like southern Louisiana, lol.