Category: Oxygen

  • Witch Hazel in Spring

    Witch Hazel in Spring

    American witch-hazel (Hamamelis virginiana), my hero. “The American witch-hazel (Hamamelis virginiana) is one of those plants that would like to have everyone’s undivided attention. You know the type: a bit of a rebel, marches to the beat of its own drum. This native shrub’s unwillingness to heed convention has made it popular among gardeners for…

  • Autumn Color Change

    Autumn Color Change

    During the summer months the trees around us are covered with green leaves. The green color in those leaves is thanks to a green pigment, chlorophyll, that the leaves use to capture the sun’s energy. That energy is used to change water and carbon dioxide into glucose and oxygen, in a process called photosynthesis. Glucose…