The UC Master Gardeners of Butte County are part of the University of California Cooperative Extension system, serving our community in a variety of ways, including 4-H, farm advisers, and nutrition ...

Fire blight, caused by the bacterial pathogen Erwinia amylovora, poses a serious threat to pome fruit cultivation and other rosaceous species worldwide. Recent advances in genetics and molecular ...

This press release is also available in Spanish. Apple Scab and Fire Blight are two of the most important diseases affecting apple trees. The Venezuelan biologist, Alejandro Martínez Bilbao, has ...

If you see brown or blackened leaves, a tan oozing substance or streaks on the branches of certain ornamental or fruit trees or if it looks like your fruit tree has been scorched by fire, your tree ...

If branch tips on fruit trees turn black in spring, fire blight, a bacterial disease, could be the problem. The disease causes the tips of branches to bend so they look more or less like a shepherd's ...

Knowing the signs of common fruit tree diseases can help you minimize losses, protect your trees (and fruit yield), and prevent other trees in your yard or orchard from contracting the disease. Here ...

It’s been a hard year on pears, especially ornamental cultivars like the omnipresent Bradford. First, the winter was so mild that, like most peach trees, they didn’t receive enough chilling hours to ...