good kind of Sand for goldfish & plants?
What is a cheap & good kind of Sand for goldfish, koi & plants?
1) playground sand – may cause cancer
2) all purpose sand – may cause cancer
may contain silicates & harmful dust
3) patio sand fine
4) patio sand coarse – may cause cancer
“pool filter sand is better to use than play sand. For one it will not effect your water parameters, where as some play sand will. Second pool filter sand is a larger grain then play sand,” (someone on plantedtank.net)
This is $10/50 lb @ a pool store?