Pando is a giant aspen clone in central Utah that has been regrowing parts of itself for up to 80,000 years — but new threats ...

Often a large tree planted in a restricted root space will either not be as vigorous as hoped, or the tree may not have ...

Mature trees do their best when they get about 1 inch of rainfall per week — or an equivalent amount provided via irrigation.

Phytophthora root rot is the other prominent threat ... These flowering woody plants come in a range of species and cultivars ...

As climate change enables the planting of trees further north, initiatives to establish forests in Arctic regions have gained ...

Hydro jetting will not fix collapsed pipes, sewer belly or large tree roots. Other situations where you may not benefit from hydro jetting: when your line has no cleanout (access) or when the ...

Tree planting has been widely touted as a cost-effective way of reducing global warming, due to trees' ability to store large ...

Q: Is there anything that I can do about tree roots in our lawn that are at the surface? If I dig them out would it damage the tree? We have to mow over them because of where the tree is located ...

A team of biologists, environmental scientists and geneticists affiliated with multiple institutions across the U.S. has ...

Hawthorns grow branches that rest close to the ground, making them look like large shrubs ... soil may take an hour. Trees will not be able to grow long roots in soil that is thick and compact.

This year's tree, harvested from the Tongass National Forest, is being carried across the nation on a special trailer.

Weed trees are just as they sound. These unwanted growths pop up randomly and can be a pain to remove. Here is the best way to halt their takeover of your yard.