Beans of all kinds are a good crop for beginning gardeners because they're easy to grow. Still, some knowledge about how beans grow best will increase the chances for a bountiful harvest.
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.
This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.