with Cristina Zaletta Chlorophyll printing is one of the most unusual image-making processes in alternative photography because the image is not coated onto a surface — it is formed within one. In a chlorophyll print, a photographic positive is placed in direct contact with a fresh leaf and exposed to light over time . As light slowly breaks down chlorophyll and related pigments, the exposed areas fade or shift, while the protected areas retain more of their original dens