Fall Colors; Why?

Interplay among three pigments is responsible for the changing colors seen in plant leaves each fall. Chlorophyll — this is the key green compound that enables the plant to convert sunlight and CO2 to sugar throughout the summer. Carotenoid — a yellow/orange compound that is present in the leaf throughout the year. When green chlorophyll […]

Fall Colors in August

Surprisingly to me, there already are hints of fall colors here — prior to September! This post features pictures of these early signs of season change. The conditions here in late August are nearly perfect — crisp days with nearly no bugs. Sugar Maple — August 22 Viburnum; Guelder-rose — August 28 Amur Maple — […]