Helicopter seeds, also known as samara fruits, are winged seeds that glide through the air to disperse over a wide area. Found on various trees, these seeds delight nature enthusiasts with their ...

Fossil tree resins open a window into the deep past as their organic compounds, termed biomarkers, can be used to identify the botanical provenance of these ancient trees, as well as the ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Tree root systems are seldom on the minds of forest owners, tree planters, ...

Tree roots growing at or slightly above the soil surface are called surface roots. Homeowners having trees with these surface roots are frustrated with the additional challenges posed by mowing and ...

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 been ...

Our shade trees are proud to have a chance to prove themselves in our landscapes. If we’re careful when we choose them, and attentive to their needs from that day on, they’ll be faithful servants for ...