Trees need to be inspected periodically by a tree professional for health and potential hazards. Call right away if you see one of these warning signs: Splits or cracks in the truck - indicates weakness and may be solved by bracing or cabling Hanging branches - need to be removed before becoming a danger, consider the height and size before attempting to prune yourself. Do not attempt tree pruning from a ladder, contact a professional. Tilting - can indicate a root problem. H