Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
There's nothing like home-grown herbs to add a shot of fresh flavor to a winter soup or stew. For home gardeners, these five herbs — parsley, rosemary, thyme, chives, oregano — are hardy enough to last over the winter.
Herbs include some of the easiest plants to grow. In addition to culinary uses, herbs offer fragrance, oils that deter pests and flowers that support pollinators. Here's a look at how to grow five popular varieties.
Alerts people who visit, live, or work in certain areas of Oregon and California about a serious plant disease called Sudden Oak Death, and asks them to take steps to prevent spreading the disease. Gives ...