How To Tell If A Tree Is Dead. How To Identify A Dead Tree. If the wood is brown black or completely dry then the orange tree is dead.
Mushrooms growing near the trees roots. Losing leaves before the correct season. If you find patches of missing barkotherwise known as cankerson the trunk of your tree you might want to have it examined by an Arborist.
One sure sign is a lack of leaves or a reduction in the number of leaves produced on all or part of the tree.
In a living tree this is green. For this reason you should test multiple twigs around the tree. If the wood is brown black or completely dry then the orange tree is dead. Or maybe its a dead twig on an otherwise healthy tree.