hello, new member jere, i have a pacific tree frog in a 20 gallon long viv for about a year and a half. i have him on reptile carpet and various decor but i think its time i give him a more luxurious living arrangements. can somebody please help me decide what i need. he has does fine for the last year so i know the humidity is fine and all that but i need to know whats a good substrate that doesnt require constant cleaning. thanks in advance