Stormwater runoff from impervious surfaces has been routed directly to streams through stormwater pipes and ditches with little infiltration or treatment.
Woody knotweeds are listed as noxious weeds throughout most of the United States. This publication briefly describes the characteristics and biology of four species of woody knotweeds and summarizes management and ...
Robert Emanuel, Andy Hulting, Rebecca Koepke-Hill |
Jun 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Getting tree seedlings into the ground is simple: green side up, brown side down. The most important work comes beforehand with proper care and choosing a site that has lots of sunshine, good drainage and room to grow.
Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.
Q: I dug a 12-year-old Japanese Maple tree from the Washougal, Washington area in the snow and took it to Sherwood Oregon. I transplanted it in a brown and grey clay soil mixed with a 3-way soil mix (topsoil, sand and ...