With that in mind, this guide looks at how to grow an orange tree at home. Oranges are a type of citrus tree grown globally for fragrant flowers - the orange blossom is the state flower of Florida ...

I have grown and cared for citrus trees over the years. The kitchen gardens I worked in housed large fruit tree collections, including different orange trees. We were growing orange trees in pots ...

A version of this story appears in the February 2017 issue of National Geographic magazine. Citrus, in many ways, stands alone. So many cultivated species have come from so few primary ancestors.

Today, nearly every citrus grove in Florida is infected with the disease. If an orange tree were to remain untreated, the disease would block its ability to get nutrients and kill it within a few ...

I have tried to cover my Sicilian lemon tree ... rid of the yellowing leaves? I give it citrus feed and seaweed. Also, should I prune it? Citrus trees are not suitable for growing outside in ...

Scientists at the University of Florida are testing a new type of citrus tree that can fight off the tiny insects responsible for citrus greening. While the genetically edited tree has only been ...

A major grower said this week it was abandoning its citrus growing operations ... via Getty Images Fruit sits on the ground below an orange tree at the Alico Inc. Lake Patrick Grove in Frostproof ...