The purple pigmentation of the leaves is an indication of anthocyanins. It can be enjoyed raw in salads, where its ...

and the green color fades or decomposition begins. This allows other pigments in the leaf, such as carotenoids (which produce yellow and orange hues) and anthocyanins (which create red and purple ...

The mixture of red, purple, orange and yellow is the result of chemical ... place in the leaf in numerous cells containing chlorophyll, which gives the leaf its green color. This extraordinary ...

Although violets require regular moisture to flourish, overwatering can cause root rot and other diseases. Water your violets ...