Most of the year these colors are masked by great amounts of green coloring. But in the fall, because of changes in the length of daylight and changes in temperature, the leaves stop their food-making ...

Fall is such a beautiful time of the year. It’s that season of change in the air. Despite popular belief, when the leaves change, they’re returning to their original color, not changing into ...

As the name suggests, that means their leaves are green all the time and they don’t fall off. The reason for this is trees such as firs have a thick, waxy coating called a resin that protects ...