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.
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Many people think of shade or woodland gardens when they think of growing native plants. In fact, many woodland plants do very well in garden settings. But careful selection and care is essential to making your woodland garden flourish.