I need to try that! I’ve done spinach, different lettuces, celery, cabbage, cucumber, bell peppers etc and the preferred is always regular parsley. (Rabbits, guinea pigs, budgies, etc)
My situation is a bit different since I have 13 outside. They are a bit on the wild side but they love playing “buzz the tower” and seeing how close they can fly past us when we’re inside! It’s also hilarious to watch them fly down and eat parsley alongside the guinea pigs! (We put theirs in...