Can I mix eco complete with sand for planted tank? : r/Aquariums
No Fertilizer, No co2, Just sand substrate! Planted Aquarium. - YouTube
Best White Substrate For Planted Tanks (Gravel & Sand Options)
PSA: Black diamond blasting sand works for a planted tank substrate and well worth it if you don't want to break the bank on a aquascape in a large tank. : r/Aquariums
Introduction to planted aquarium substrates - The 2Hr Aquarist
Choosing Your Substrate - Combining Several Varieties