Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

The chlorophyll already present in the leaves begins breaking down into simpler compounds, which are stored for the winter in the tree's twigs. As the chlorophyll is broken down, other colors -- the ...

Limp, wilted plants. This can be caused by overwatering, poor drainage or root rot. Violets prefer evenly moist but not soggy ...

African violets are one of the most popular houseplants because of their diverse colors and easy culture ... and the width only a third the size of the leaf span. The foliage of African violets ...