In cold places one finds leaves with teeth—like birches and cherries—though why this particular pattern exists ... or from its petiole on the branch of a park tree. Not that leaves care ...

Phylogenies are a fundamental tool for organizing our knowledge of the biological diversity we observe on our planet. But how exactly do we understand and use these devices? Tree diagrams have ...

Trees are amazing! Not only do they store a lot of carbon from the atmosphere, which helps to combat climate change, they also make a great habitat for lots of the UK's wildlife - from birds ...

Avoid heartbreaking branch failure and added stress to the tree by trimming conservatively once it has dropped its leaves for the ... on the kind of growth pattern your tree has.

Q: The wind has caused a crack in a 4-inch branch on a hackberry tree that ... Mulch and fallen tree leaves are ideal. However, the organic mulches also perform several valuable functions in ...