Philodendron rugosumPhilodendron rugosum at a glance: Philodendron rugosum is the pigskin philodendron: thick, grainy, heavily textured leaves that feel almost leathery and look completely different from the usual smooth aroid blade. It is an appressed climber, so a moss or fibre pole is not optional if you want the best form; support helps keep internodes short and leaf texture stronger. Philodendron rugosum likes bright indirect light, warmth, and higher humidity, but