There’s a lot to love about mountain ash, a delightful native tree that fits easily into urban and suburban landscapes. It can be grown as a small single-trunk tree or with multiple trunks, giving it ...

As leaves drop in autumn, the beautiful structure of trees is revealed. When trees are bare, we also become more aware of broken or dead limbs and other problems that may be afflicting the trees. As I ...

Here are some trees you might want to consider if you are looking for diversity in your landscape. Last week in this column I gave some dire predictions for ash, maples and Colorado blue spruce, which ...

Q : The camellia pictured (see reader's photo) was planted approximately 18 years ago, along with another about 10 feet away. We kept them appropriately 6 feet high. They bloomed beautifully until the ...

A Cornell and Nature Conservancy 'Trees in Peril' conservation project is propagating ash trees resistant to emerald ash borer. If successful, the long-term project looks to reintroduce resistant ...

A decade ago, when the emerald ash borer first was discovered in the U.S., a confirmed outbreak was considered a death sentence for every ash tree for miles around. The insect that came to the U.S.