Your source for stories, insights, and updates about the Oswego Lake Watershed and the work of the Oswego Lake Watershed Council. Here you’ll find many of our newsletter articles, event highlights, project updates, and information to help you learn about and protect our local environment.
Can a lawn be a thriving natural habitat?
By Sharon Hawley
Yes, if the soil beneath it is healthy. One might then ask, is that likely to be the case?
There ...
Dealing with Winter Storms
In light of the most recent storm, our hearts go out to the 30+ residents who have had trees fall on their homes, ...

A Brief Geologic Journey Back in Time in Lake Oswego
Like everywhere on earth, today’s varied landscapes in Lake Oswego can be traced back to the rocks and earth forces of the past.
Shiny Geranium, a Super Spreader
By Barbara Fisher, OLWC Board MemberA few years ago when my OLWC colleague, Master Naturalist, Mike Buck started ...
Lake Oswego Green Teams: Updates & Goals for 2022
Lakeridge High School Updates & Goals for 2022
By Mia Mickelsen
The Lakeridge Green Team remains hard at work ...
OCRF Grant Protects Lake Oswego Oaks
Our Oregon White Oaks (Quercus garryana) are special trees. They represent strength and continuity and need to be celebrated and protected.
OLWC has just received a grant from the Oregon Conservation and Recreation Fund (OCRF) to support oak woodland enhancement in the Westlake area. Included in the grant is funding to develop messaging for our community about our native oaks and how they were used and protected by indigenous people prior to colonization. You can learn more about OLWC’s oak enhancement project here.
2021 Project Updates
Springbrook Creek Riparian Buffer ProjectThe Springbrook Creek Riparian Buffer Project began in 2021 and is funded ...
Meet the Lake Oswego School District Green Teams
The LOSD Green Teams are an integral part of the community and play a big role in helping OLWC learn and innovate. ...
Heritage Redwood Tree
By Kathleen Wiens
My family and I moved to Lake Oswego in 2015.
One of the reasons we fell in love with LO is the ...
Gans Site Update
Submitted by Barbara Fisher, OLWC council member and Friends of Hallinan Heights Woods coordinator
You have ...

Soil Aggregates – Where Texture and Organic Matter Meet
“WE NEED SPACE!”
This is the cry from plant roots and all the small and microscopic critters that live in soil. We all know that plants need water but did you know that their root systems also need air? The same goes for all bacteria, protozoa, algae, fungi, insects and spiders, round and segmented worms that live in soil and make up a crucial part of the soil community.
Tree Care During Heat Waves!
The fingerprints of climate change are becoming more pronounced with the record crushing temperatures predicted ...
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