Philodendron billietiae 'Dark Form'Philodendron billietiae 'Dark Form' features beautiful thick, dark green leaves with very dark undersides! Also referred to as Black Billietiae ~Do Not place in full sun. Though many Philodendron can be acclimated to full sun, our Philodendron have been grown under shaded, greenhouse conditions. ~Philodendron are considerably hardy & tolerant of a wide range of growing conditions, but for the best growth it is recommended to provide higher levels of