Management options for English ivy in forest land: biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.
Management options for Himalayan and evergreen blackberry in forest land: preventive steps, biological, chemical, and mechanical controls, plus grazing. Includes description of weeds and their life cycle, history of infestation in the U.S. and West, and sources of more information.
Are you one of the many woodland owners noticing continued signs of drought on your property? Drought impacts are complex; drought stressed trees become susceptible to insects and diseases that are naturally present (typically at low levels) in our woodlands. Take these four steps to help you identify what factors might be impacting your tree health.
Educational event draws hundreds from woodland community in Clackamas County and beyond.
A properly pruned tree looks as natural as possible; that is to say, the tree’s appearance reflects its fundamental form and character. The pruner must be sensitive to maintaining this structural integrity, in addition to knowing a bit about tree biology and proper pruning principles!