Readers show that it's easy being green with the latest Readers Photo Challenge. Twelve readers sent in 78 photos; here are ...

Nitrogen causes stem growth as well as dark green leaf color. Adding only an iron fertilizer or chelate causes the new growth to become green but does not stimulate new growth that much.

Something that haunts film photographers is the prospect of a film shortage. This won’t replace film in that event, but [Applied Science] demonstrates photography using leaves.

Letter Published: 29 July 1933 Infra-Red Photography and Plant Virus Diseases F. C. BAWDEN Nature 132, 168 (1933) Cite this article ...

Leaf background color is another important leaf characteristic in caladium. The leaf background color in caladiums can be broadly grouped into two categories, green and lemon. Lemon-colored ...