Douglas-fir trees are dying at a record pace in southwest Oregon. Learn what steps you can take to preserve forest health and improve wildfire resiliency in a warming climate.
The first Tree School Online session debuted with 300 registered participants. Since then, the live classes have rolled out with anywhere from 50 to 100 participants.
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.