gravel or sand

Hey! I am a newbie to planted tanks but recently I’ve been researching some low tech plants to include in my aquarium. I currently have two plants and am using the Seachem Flourite brown natural substrate. My question is: is this an okay option? My plants so far haven’t seemed to stay in the...

Hi! So I’m new here and I need some opinions. I have a 20 Gallon tank with one black Moore (i plan on upgrading his tank once he gets bigger. I keep hearing how sand is better than gravel. And I hear just as much as how gravel is better than sand. I have a Cory Dora and I know their whiskers are...