A lot of trees and plants are suffering because of the extreme, prolonged heat and drought conditions, agriculture specialists say. "We're seeing mature trees, and especially recently planted trees, ...

Q: You have always said to add watering days instead of more water per application. During the hottest September on record, the water district ads told us to water fewer days (three in fall and one ...

Fall has arrived and there’s still plenty to do in the garden. If you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU ...

During the spring, my most common question that comes into the office is, “why is my tree turning brown?” The answer to that question begins with the most basic need for all living things, water.

Have a philodendron you love? Be gentle when repotting them. Evelyn J. asks: How often should a young catalpa tree be watered? It appeared stressed this last summer. The first year, new trees should ...

Newly planted container-grown trees need daily watering for several weeks, then twice weekly through the first summer and fall, and weekly for the following two summers. Ball and burlap trees require ...

Lemon trees are winter hardy in USDA hardiness zones 8 through 11, but container-grown trees can be overwintered indoors in other zones. Once established, lemon trees develop some drought tolerance, ...