During the summer, leaves appear green because the predominant pigment of photosynthesis, called chlorophyll, reflects green ...

There have been reports of trees suddenly dropping a lot of their leaves. While the windy weather earlier in the week helped ...

His hope is that when a blight-resistant chestnut is approved for use by the U.S. government, that he could get the nuts and ...

you'll hardly take a step without crunching a leaf beneath your foot. Some trees have started ditching their leaves after this summer's historic drought, but the true leaf onslaught has yet to come.

The leaves of evergreen species acquire carbon over the long term and improve nutrient conservation, whereas short-lived ...

While appreciating the beautiful fall colors in the High Country, have you ever wondered why the leaves change colors? Grand ...

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 to winter. During the spring and summer the leaves have ...

Chlorophyll is a key ingredient in producing energy from light and is the reason leaves are green. As the days get darker, ...

Scramble high enough above the tree line in the mountains of Africa, Asia, Hawaii, and the Americas, and you will see thick towers of plants crowned by mops of living and dead leaves. In a poetic ...

Once leaves have dropped in autumn, there is a great opportunity to examine the deciduous trees in your garden and determine ...

It’s autumn, and that means the leaves on the trees are turning beautiful shades of yellow and red, before falling off entirely. It provides cheap entertainment for people and pets. It’s a way ...

So, we know why leaves change color. The next step is for them to fall. As the temperatures drop and the nights grow longer, the trees decrease the production of auxin, which is a hormone in trees ...