My serviceberry trees produced normal fruit initially, but then developed orange-colored spikes all over the fruits. Some leaves turned yellow and rust-colored with spots. Also, there are tubular ...

Evergreen trees such as pines, spruce and cedar often are most enjoyed during the Christmas holiday season. The bright lights, shining star and wide array of ornaments adorn the tree, helping to ...

Three of my five newly planted apple trees are dying a slow death this summer. The remaining two are in questionable health. Cedar apple rust is the culprit. My apple trees are apparently doomed. The ...

Native trees like the paperbark are central to the culture of the traditional owners of K'Gari (Fraser Island). "These species are living stories," says Matilda Davis, who works with the Butchulla ...

Kansas City is used to rainy spring days, but with so much rain in the forecast, you may have noticed something strange popping up on some of your trees. It’s an orange or red, alien-looking form, ...

While cane toads creep across northern Australia and down the eastern coastline, a far more insidious invasive species is ravaging our native trees. Scientists say four species are in "catastrophic ...

The U.S. Forest Service is growing "elite" whitebark pine trees to improve the chances of survival of the key high-elevation species, which blister rust is wiping out in the Northern Rockies. "It's ...