The presence of thorns on citrus trees has evolved ... snap off any green branches below the orange tree’s graft union. Remove the suckers as close as possible to the trunk of the tree.

Our young navel orange tree has a tall sprout coming up the middle ... Look at the lower part of the trunk and you will see either a kink or something that looks like a collar about a foot ...

A branch can break or tear away from the trunk when you cut it, and can swing unpredictably as it falls and hurt you or knock you over. Only tree care professionals should prune large or high ...