"I'm.. not actually quite sure the gym is a good place for that."

Please, do you know how many people go there? The chance of someone walking in on him there is practically 100%! He's rather die! He's had enough embarrassment after getting rejected by his own boyfriend like this..

"But as for the flowers.. it depends. Sure, there are plants that grow rather easily, like weeds or wildflowers, but most flowers require some level of care. They can be quite delicate. It's why you usually see more general greenery than flowers growing around abandoned places."