Q: What’s happening to the bark on our six apple trees? In summer, I wrapped plastic around the trunks and put on sticky stuff to catch climbing insects. I realize now that wasn’t the best move, ...

Most people worry about frost killing their trees in January. Far fewer think about what a relentless July sun can do to bark ...

Here, we classified the six freezing stress treatments into two phases: the early freezing stress phase (−4, −9, and −14 °C) (Phase I) and the late freezing stress phase (−19, −24, and −29 °C) (Phase ...

The seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...