why does my discus refuse to eat?

[Craftsman]

Garlic guard's a good shout. Also, how's the tank decor? If it's too bare, they might feel exposed. Adding some tall plants or driftwood could make them feel safer.

[faldo]

Garlic guard's a good shout. Also, how's the tank decor? If it's too bare, they might feel exposed. Adding some tall plants or driftwood could make them feel safer.

True, and if they're new, they might still be settling in. Sometimes it just takes time. Keep an eye on them, but don't panic yet.