Most trees native to the UK hold onto their leaves until it gets cold ... shorten and temperatures drop, the tree produces abscisic acid. Throughout the autumn, both these chemicals build up ...

As the leaves fall, who doesn't enjoy stepping on a satisfyingly crunchy leaf? But can you spot which type of tree an autumn leaf on the ground comes from? Take our ...

Autumn is back, bringing with it a dazzling patchwork of foliage. From fiery-red maple leaves to coppery-bronze beech trees, it won't be long until the UK's forests begin to change colour.

It’s autumn, and that means the leaves ... 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 ...

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 ...

We all know that Leaves are green in Summer, change to beautiful reds and oranges in Autumn, fall off in Winter, only to bud again in Spring. But most people don’t know why these seasonal phenomena ...