橡皮樹耷拉葉怎麼回事？三角梅黃葉怎麼辦？/What's the deal with rubber tree drooping leaves?

今日提問：橡皮樹、狐尾天門冬、龜背竹、三角梅、茉莉/Today's question: Rubber tree, foxtail asparagus, monstera, triangular plum, jasmine