Now I get it. Cats do naturally tend to eat greens in nature. Now that I see you are growing the string beans I understand why he gravitates to that particular green. Cute, as long as you don't mind sharing, lol.
Ambercat's first attempt at satisfying his stringbean obsession on his own. He'll get there eventually -- https://youtu.be/PXYrElHnNH8 -- the nightmare of all the produce farmers in this area...