Q: Thanks to your previous advice I used an iron chelate, applied it to the soil in March, and got my plants to develop a dark green color rather than a yellowish-green color. A: There are many things ...

Editor’s note: Once a month OSU Extension Master Gardener Volunteers in Franklin County profile a plant that occurs naturally in central Ohio. Beneath your feet in the deciduous and coniferous forests ...

Leaves have a number of pigments, including chlorophylls, that are involved to a greater or lesser extent in photosynthesis: using light energy to make sugars. Chlorophylls appear green because they ...