Christmas trees are facing the 'perfect storm of mass mortality.' Enter an effort to breed 'elite' Christmas trees.

Both are caused by fungi, but they are not spreading between these two trees; serviceberries don’t get black knot and plums ...

Thinking about planting a fruit tree in your backyard? Fruit trees take a while to get established, so make sure you choose a hybrid for a stronger start.

FRANKLIN, Wis. (CBS 58) -- For the first time, oak wilt is in the Milwaukee County Parks system. It's a destructive fungus that can kill oaks sometimes within several weeks, spread through beetles or ...

Beech Leaf Disease is spreading around the Northeast and the microscopic worms that come with it are attacking trees in Massachusetts and Rhode Island. Arborists have been working on a potential ...

MISSOURI, USA — Something is festering underground beneath numerous soybean fields in Missouri and Illinois. No one knows how a fungal disease called Red Crown Rot arrived in the states, and no one ...

The iconic palm trees of Florida are facing a threat, and it's coming from a tiny insect carrying a big danger. Known as lethal bronzing disease, this killer is causing concern among locals and ...

A study is asking the Centers for Disease Control to declare Chagas disease, also known as "kissing bug" disease, an endemic after cases have been reported in eight different states. Since 2013, ...

In the early part of the 20th century, the American chestnut was ravaged by an invasive fungus that arrived from Asia. That fungus made the American chestnut functionally extinct, and although some ...

The fungus that causes the deadly white-nose syndrome in bats has been detected for the first time in Oregon. White-nose syndrome has killed millions of bats across the U.S. by disrupting their ...

Though some researchers believe it should be labeled endemic in the United States, most Americans don’t need to worry about getting sick. By Simar Bajaj Perhaps you’ve seen the “kissing bug” disease ...

Beech trees, one of the most abundant and crucial hardwood trees in New Hampshire, are getting pummeled by beech leaf disease this season. “The trees actually look quite terrible,” said Jeff Garnas, ...