I have a 10 gallon tank.
1. is it to big for a betta?
Yes Deffo 5 Gallons minuium
2. How often will i have to clean it w/out a filter.
atleast once a week
3. what all do i need.
Heater Depending on what tempeture and gravel & betta pellets (or bloodwarms/brimeshrimp)
4. do i really need a...