Invasive Species
Lynn Ketchum
Featured Resources
Controlling Invasive Plants
Some common garden plants have become invasive pests in wild habitats. In Oregon, these invasives include some favorites such as English ivy and butterfly bush.
Don't Let it Loose: Common Carp Koi
Educational poster of invasive Koi fish
Strangers In Our Waterways
This video explores the impacts of non-native species on our aquatic ecosystems.Latest Resources
English ivy, it gets knocked down but it gets up again. Help!
I have a problem with ivy growing up the side of the garage. I beat it back again and again. Is there a way to rid myself of this? I hate poisons, but may be open to using some on this ivy.
Tree School Clackamas teaches love for the land
Educational event draws hundreds from woodland community in Clackamas County and beyond.
Latest News
Roll up your sleeves: Invasive weeds need persistence to control
Feb 23, 2018
Invasive weeds enter backyards in multiple ways and once there can cause havoc.
In the egg, American bullfrogs learn how to avoid becoming lunch
Jul 5, 2017
Bullfrogs are implicated in the decline of many native species
In droughty Klamath Falls, watering trees may help defend against bronze birch borer
Jun 29, 2017
Symptoms of the voracious insect appear for the first time in Klamath Falls
