Discus are easy to keep as long as you provide the right water conditions. People that have problems with keeping discus are often providing the wrong water conditions, and diet. If you follow my directions you should have no problem with keeping discus. Water Conditions Discus come from water that is very soft, very acidic, and very warm. It is very important that you keep discus in very warm water, because they can become sick if kept at temperatures below 80 F for an extended period of time.
Discus require frequent water changes for proper growth.
Selecting Your Discus Look for discus that are full bodied and eager to eat. Check for deformities. Oval shaped Short spine Avoid discus that are brightly colored when they are smaller than 3 inches. Healthy juvenile discus do not show strong color under 3 inches unless they are stunted or hormoned. Healthy discus will show a color pattern at 2 inches,but the color should not be bright.