Careful examination of an aspen trunk reveals that it is slightly green in colour, and this indicates the presence of chlorophyll there. This enables the tree to absorb a small amount of the sun ...

Closer to home, aspen trees have a layer of green bark underlying the external whitish bark. Even in winter, when the leaves have dropped, the bark can use the available daylight to make sugars ...

Oliver Whyte’s garden, Coill an Chúir at Sandyhill, Westport, is included on the Clew Bay Garden Trail. A chain of beautiful ...

The ability of aspen to produce whole stands of "trees" vegetatively provides yet ... and mudslide tracks populated by young, light-green aspen clones re-colonizing those spaces with shoot ...