Categories for Arborist Tree Advice

Tree Sunburn

July 25, 2019 By , ,

The sunny, clear days of Oregon summers send us scampering for shade to protect our delicate skin from dangerous UV rays. Trees can be damaged by the sun too. The mature cherry tree seen above has a sealed sunburn wound. When the amount of direct sunlight the tree receives abruptly increases, the extra heat and radiation can damage the nutrient-exchanging... Read More

Preventing Drought Stress In Established Trees

June 19, 2019 By , ,

Summers in the Portland area are very dry. While the dry weather is often blissful for the waterlogged human residents who endured the past eight months of rainfall, our trees can suffer drought stress. Drought stress occurs when limited access to water interferes with the tree’s normal growth processes. Drought stress can limit root growth, limit tree growth due to... Read More

Nuisance Trees

March 11, 2019 By ,

When recommending a tree to plant, we go by the guideline, “Right tree, right place”.  Many tree species are well suited to the right setting, but there are a few trees that we don’t recommend anywhere. Some of these trees are listed on the Nuisance Tree Lists of several local municipalities. The English Holly, seen above, is considered invasive and... Read More

Clearance Pruning

December 5, 2018 By , , ,

Our Portland area is known for its lush urban forest. We gratefully live amongst trees here. Trees and shrubs grow above and around our houses and workplaces. We walk in their shade along sidewalks and on turf. We drive cars and ride bikes under their canopy on the roadways. Caring for urban trees often requires clearance pruning, which removes growth... Read More

Prepare Your Trees For Winter Storms

January 25, 2018 By ,

Portland-area winter storms can bring strong winds, ice and wet snow that take a heavy toll on our urban forest. Strong winds uproot entire trees from rain-saturated soils. Large branches, weighed down by heavy, wet snow break and either fall or are hung up in the canopy. More pliant trees and shrubs bend low to the ground under the weight... Read More

Fall is Container Tree Planting Season

November 8, 2017 By ,

A Chinese proverb says “The best time to plant a tree was twenty years ago. The next best time is now.” Trees shade your home, beautify the landscape, prevent soil erosion and increase property values. It takes many years for a tree to mature, so planting a tree now is a long-term investment in your home, community and environment. Planting... Read More