Read Dr. Don Leopold's Guide to Fall Colors in Upstate New York with color images of dozens of trees ... like leaves remain green or greenish the year round, and individual leaves may stay on for two ...

But even when we do, they continue in their one occupation: turning light into life. When rays of sunlight strike green leaves ... The highest leaves win, and so trees tend to evolve to be ...

The colours are absolutely stunning. When leaves are green they are working as organs for the tree. The green colour comes from a part of the cell called chlorophyll, which processes sunlight into ...

One of several variegated rubber plants, 'Tricolor' offers cream-colored foliage splashed with light and dark green, with new ...

Sunlight is essential for many plants to survive, but there are certain varieties that can thrive even in low light ...