Upside Down Under: How is this possible?

Do you remember the TV show The Incredible Hulk? It was a weekly series about a muscle-bound guy who would suddenly completely change into some sort of a green monster.

As the narrative stated in the show, a strange metamorphisis occurs that transforms this man into the incredible hulk. It seems weeds are like that.

This past week I was cleaning the greenhouse to get it ready for the spring season...