One of my favorite things about sharing a love for gardening with my dad is our passing on of notes and lessons. I'll often turn to him for some advice and he likewise calls on me if something isn't ...

Powdery mildew on Tatarian maple leaves. Photo courtesy Getty Images. Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park ...

Sap is the 'blood' of a tree, helping to move nutrients from the roots to the limbs. Some sap is not unusual, but excessive amounts may mean trouble. Learn what it means when you notice a lot of sap, ...

Since leaves are a key way that trees lose moisture, shedding some of them cuts down on the evaporation loss and maximizes the use of what little moisture is left in the ground for the remaining top ...

One reader struggles with a dying Japanese Maple. Plus, the tip of the week. "What do you do when one half of your large Japanese maple dies and the other half looks healthy?" - Charles Grumpy ...