An essential part of spring tree care is inspecting trees for signs of disease. But what are those signs, and what diseases ...

Israel's army has admitted its soldiers made mistakes over the killing of 15 emergency workers in southern Gaza on 23 March. The convoy of Palestinian Red Crescent Society (PRCS) ambulances ...

Arbor Day's roots are firmly planted in Nebraska, but tree canopies in cities like Lincoln have declined in recent years.

One of the world's rarest trees—a prehistoric ‘dinosaur tree’—is bearing fruit for first time after couple planted it in ...

In the U.S., Arbor Day is commonly celebrated on the last Friday of April, but many states observe it based on their best ...

One amateur preservationist showed just how monstrous wintercreeper can get — and how to remove it — in a series of Facebook photos.

Slowing human-caused climate change requires decisive action, but the slow upward creep of global temperatures contributes to ...