If the leaves of your citrus tree are yellow, it’s a sign that they are deficient in the minerals — nitrogen and magnesium t ...

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a tree makes in a few thick branches versus many thin ones. Trees have evolved ...

Here are some other mandarin orange facts to slide into conversations this Year of the Snake. According to the National Library Board’s Singapore Infopedia, the word “mandarin” was used by ...

the coral tree is a magnificent, muscular-limbed species that loses its leaves in the winter and then, still in leafless condition, produces a breathtaking blanket of fiery orange flowers.

In this edition of ID That Tree, meet a non-native tree originally planted for fence rows, the Osage Orange, also known as a hedgeapple. This tree is known by its gray bark with orange undertones and ...