Leaves of temperate deciduous trees glow in all their yellow and red glory just before falling, signalling that autumn has come. This process, called leaf senescence, allows trees to prepare for ...

Within a single group, such as the maples, different species have evolved their own suite of pigments. Red maples, for example, turn a brilliant scarlet in the fall, while black maples become yellow.

IN autumn, yellow or brownish leaves frequently have green spots surrounding small mining caterpillars (Fig. 1). The excrement of the caterpillars has been suggested to contain some substance or ...

2. Park City, Utah. Wasatch Mountains. Leaf-peeping season in the Wasatch Mountains presents a golden wonderland of aspens with a smattering of reddish scrub oak and red-orange maples.

Autumn leaf displays could last longer than normal this year because of the wet spring and cool summer. The National Trust said traditional autumnal displays were becoming less common because of ...

Central Oregon: along 2 scenic rivers. Fly fishing on the Metolius and Deschutes rivers is about as fine as it gets in the United States. And come autumn, the subtle orange, yellow and red hues of ...

Leaf Watch - Oct. 5, 2023. The colors are changing slowly, but this weekend's first cool-blast will help it along. Here's this weekend's hot spots.