During photosynthesis, leaves use this water to produce sugars, which are then used in other parts of the tree to build larger molecules such as cellulose. All this while, the ratio of 16O and 18O ...

But some leaf shed is not the end of the world — especially if we’re talking about big, mature trees. Greenspace: Here's how to deal with overgrown house plants come summer’s end ...

2. Tree-lined lane. This virtual background from Pixbay on Pexels features a tree-lined dirt road. The leaves showcase vibrant shades of red, dropping along the lane.

A compound leaf is one whose blade has two or more sub-units called leaflets attached to the same stalk or petiole. Classification of trees with these types of leaves can further be defined by ...

The spiky, iconic Canadian maple leaf. A large, lush Florida palm leaf. Thin aspen leaves rustling in the crisp Colorado air. You can probably recall many different leaf shapes from many different ...

The glorious show of autumn color is transitioning to the familiar browns and barren trees that will continue through winter. Two Purdue experts recently offered advice on what to do with fallen ...

Tree leaves do a pretty good job of achieving temperatures that are just right for photosynthesis, even if it’s too hot or too cold where they live, a new study shows. From roughly the top to ...

One less-appreciated benefit of growing trees is for their leaves for human nutrition, but a new book, “Trees with Edible Leaves: A Global Manual,” details more than 100 species whose leaves ...

An apple may not fall far from the tree, but for a leaf, it depends on its shape. Elm or apple leaves — oval and symmetrical, with few protruding lobes — fall quickly, making them likely to ...

New growth sprouting from the 150-year-old banyan tree in Lahaina offers signs of hope for its revival more than a month after fire singed its leaves.