Leaf-fall
It had been assumed that a warming climate would lead to a longer growing season for our deciduous trees, followed by a later autumnal leaf-fall. However, research has indicated that this might not be so.
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Fly Agaric
This is fly agaric (Amanita muscaria) found, rather unusually, under a willow tree in the park; birch and pine are its preferred partners.
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A gallery of autumn leaves
Why do the leaves change colour?
There are three kinds of pigment in a usually green leaf: carotenes which are yellow, red and pink anthocyanins, and chlorophyll, which is the green that masks the other colours until autumn.
The Blackthorn Tunnel and the footpath at the top of the hill, both carpeted with leaves.
Autumn Gallery
A gallery of pictures taken in a wet autumnal park this morning.
Fly Agaric
This is fly agaric (Amanita muscaria) found, rather unusually, under a goat willow in the park; birch and pine are its preferred partners.
Why do the leaves change colour?
There are three kinds of pigment in a usually green leaf: carotenes which are yellow, red and pink anthocyanins, and chlorophyll, which is the green that masks the other colours until autumn.
Read on:
