I love zinnias. They are one of my favorite flowers. I interplant long rows of zinnias with my pumpkin and squash plants every year. Last year, as I was weeding the rows, I noticed a plant that had a ...

When a green cactus develops stripes and patches of yellow or white tissue in its progeny, the unique coloring is called variegation. With the popularity of succulents, this unusual feature is ...

Most leaves are green due to the pigment chlorophyll, but other colours, such as oranges, reds and blues, may also be present due to less efficient photosynthetic pigments like anthocyanins, carotenes ...