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https://extension.oregonstate.edu/4h/portland
Portland Area 4-H | OSU Extension Service
4-H empowers young people with hands-on learning experiences to help them grow and thrive. By creating a safe and welcoming environment, young people develop...
osu extension serviceportland area4 h
https://extension.oregonstate.edu/water/ponds
Ponds | OSU Extension Service
OSU Extension offers practical, science-based guidance for managing ponds used for irrigation, livestock, wildlife and recreation. We help landowners...
osu extension serviceponds
https://extension.oregonstate.edu/about/our-leadership
Our Leadership | OSU Extension Service
osu extension serviceleadership
https://extension.oregonstate.edu/outdoors-environments/sustainability
Sustainability | OSU Extension Service
OSU Extension provides practical, science-based information to help Oregonians make sustainable choices at home, on the land and in their communities. We offer...
osu extension servicesustainability
https://extension.oregonstate.edu/portland/support-funding
Support and funding | OSU Extension Service
Learn about local funding for OSU Extension in Multnomah County
osu extension servicesupportfunding
https://extension.oregonstate.edu/water/residential-water
Residential water/wells | OSU Extension Service
OSU Extension provides trusted information to help Oregonians manage residential water systems including wells, septic systems and home water use. We offer...
osu extension serviceresidential waterwells
https://extension.oregonstate.edu/animals-livestock/fishing
Commercial fishing, crabbing and clamming | OSU Extension Service
Our Extension specialists share best practices and sustainable harvest techniques to support Oregon’s commercial shellfish and fishing communities. We...
osu extension servicecommercial fishingcrabbing
https://ourimpact.oregonstate.edu/story/osu-extension-helps-lead-x-disease-response-cherries
OSU Extension helps lead X-disease response in cherries | The Statewides: Our Impact
Oregon is the third-largest producer of sweet cherries in the United States, supplying about 11% of the national market. The state’s sweet cherry industry was...
osu extensionhelps leaddisease responsecherriesstatewides
https://extension.oregonstate.edu/food/preservation
Home food preservation | OSU Extension Service
OSU Extension provides trusted, research-based information to help Oregonians preserve food safely and confidently at home. We offer step-by-step guides,...
osu extension servicefood preservation
https://extension.oregonstate.edu/help
How to use this website | OSU Extension Service
Information to help you navigate the site and find what you need, including tips on browsing, searching, and using filters.
osu extension serviceuse
https://extension.oregonstate.edu/multnomah
Multnomah County | OSU Extension Service
osu extension servicemultnomah county
https://extension.oregonstate.edu/podcast/hires-vineyard-nutrition-podcast/season-3-episode-13-hidden-drivers-vineyard-nutrition
Season 3 | Episode 13: Hidden Drivers of Vineyard Nutrition | OSU Extension Service
How much do cover crops, canopy size, and crop load influence vine nutrition? Thibaut Verdenal shares insights for what you should know about managing...
season 3 episodeosu extension service13 hiddendriversvineyard
https://extension.oregonstate.edu/animals-livestock/horses
Horses | OSU Extension Service
We offer science-based guidance on equine nutrition, reproduction, health care, training and facility management. By partnering with veterinarians, our 4-H...
osu extension servicehorses
https://extension.oregonstate.edu/families-health/food-security
Food security | OSU Extension Service
OSU Extension works with communities to improve access to healthy, affordable food through education, partnerships and local food initiatives. We support food...
osu extension servicefood security
https://extension.oregonstate.edu/farmtoschool
Farm to School | OSU Extension Service
Farm to School supports Oregon's farmers, creates jobs, and strengthens local economies. It helps kids by providing access to and teaching them about fresh...
osu extension servicefarmschool
https://extension.oregonstate.edu/news/how-prevent-gray-mold-strawberries
How to prevent gray mold in strawberries | OSU Extension Service
Proper watering and renovation can reduce Botrytis fruit rot.
osu extension servicepreventgraymoldstrawberries
https://extension.oregonstate.edu/animals-livestock/poultry-rabbits
Poultry and rabbits | OSU Extension Service
From backyard flocks to small-scale rabbit producers, we provide producers with vetted information on housing, nutrition, disease prevention and processing...
osu extension servicepoultryrabbits
https://extension.oregonstate.edu/produce-forage/field-crops
Field crops | OSU Extension Service
Field Crops at Oregon State University encompasses many different crops across a variety of production systems. Wheat, potatoes, corn, grass seed, alfalfa,...
crops osu extensionfieldservice
https://extension.oregonstate.edu/food/processing
Commercial food processing | OSU Extension Service
OSU Extension supports small and mid-scale food processors with research-based information on food safety, product development and regulatory compliance. We...
osu extension servicecommercial foodprocessing
https://extension.oregonstate.edu/about/program-areas
Program areas | OSU Extension Service
osu extension serviceprogram areas
https://ourimpact.oregonstate.edu/story/osu-extension-helps-josephine-county-growers-use-soil-tests
OSU Extension helps Josephine County growers use soil tests | The Statewides: Our Impact
When Oregon State University Extension Service resumed in Josephine County in 2025 after a brief gap in local support, many growers and landowners had limited...
osu extensionjosephine countyhelpsgrowersuse
https://extension.oregonstate.edu/outdoors-environments/environmental-education
Environmental education (PreK-12) | OSU Extension Service
OSU Extension supports environmental education through hands-on learning, community programs and science-based resources that connect people of all ages with...
osu extension serviceenvironmental educationprek 12
https://extension.oregonstate.edu/animals-livestock/swine
Swine | OSU Extension Service
Our Extension team delivers research-backed strategies in swine nutrition, reproduction, health, and housing systems. We support production efficiency and...
osu extension serviceswine
https://extension.oregonstate.edu/gardening
Gardening, lawn and landscape | OSU Extension Service
osu extension servicegardeninglawnlandscape
https://extension.oregonstate.edu/oregon-naturalist
Oregon Naturalist | OSU Extension Service
The Oregon Naturalist Program is for people interested in Oregon’s natural history and natural resources management who want to dedicate their time as...
osu extension serviceoregonnaturalist
https://extension.oregonstate.edu/smallfarms/coastal/events/managing-acidic-soils-field-day-coastal-farmers-producing-annual-crops
Managing Acidic Soils: A field day for coastal farmers producing annual crops | OSU Extension...
crops osu extensionfield daymanagingacidicsoils
https://extension.oregonstate.edu/community-vitality/health-outreach
Health outreach | OSU Extension Service
OSU Extension focuses on behavioral health and resilience in communities across Oregon. OSU Extension works with local partners to improve access to health...
osu extension servicehealth outreach
https://extension.oregonstate.edu/mg/metro/events/growing-gardens-growing-community-health-wellness
Growing Gardens – Growing community health and wellness | OSU Extension Service
osu extension servicecommunity healthgrowinggardenswellness
https://extension.oregonstate.edu/business-economics/rural-development
Rural economic development | OSU Extension Service
OSU Extension supports rural communities by offering insights into property ownership, zoning, conservation easements and forest-income opportunities. Through...
rural economic developmentosu extension service
https://extension.oregonstate.edu/animals-livestock
Animals and livestock | OSU Extension Service
osu extension serviceanimalslivestock
https://extension.oregonstate.edu/collection/monthly-garden-calendars
Monthly Garden Calendars | OSU Extension Service
Produced by OSU Extension, each month provides reminders of key garden chores, such as fertilizing, pest control, planting, and maintenance.
osu extension servicemonthly gardencalendars
https://extension.oregonstate.edu/community-vitality
Community vitality | OSU Extension Service
osu extension servicecommunity vitality
https://extension.oregonstate.edu/peer-review-guidelines
Peer review guidelines | OSU Extension Service
Educational content on the OSU Extension website shows an insignia when the content is peer-reviewed. This means the educational content has been reviewed by...
osu extension servicepeer reviewguidelines
https://extension.oregonstate.edu/crop-production/berries
Berries, table grapes and kiwifruit | OSU Extension Service
OSU Extension provides science-based support to help Oregon berry growers improve crop quality, yield and sustainability. We offer resources on variety...
osu extension serviceberriestablegrapeskiwifruit
https://extension.oregonstate.edu/forests/cutting-selling
Cutting and selling trees | OSU Extension Service
OSU Extension provides guidance to help forest landowners make informed decisions about cutting and selling timber. We offer resources on harvest planning,...
osu extension servicecuttingsellingtrees
https://extension.oregonstate.edu/families-health/healthy-aging
Healthy aging | OSU Extension Service
OSU Extension supports healthy aging through research-based programs and resources that promote physical activity, brain health and social connection. We help...
osu extension servicehealthy aging
https://extension.oregonstate.edu/crop-production/nuts
Hazelnuts and nut crops | OSU Extension Service
OSU Extension supports Oregon’s nut growers with research-based information on crop selection, pest and disease management and orchard care. We provide tools,...
crops osu extensionhazelnutsservice
https://extension.oregonstate.edu/families-health
Youth, families and health | OSU Extension Service
osu extension serviceyouth familieshealth
https://extension.oregonstate.edu/outdoors-environments/climate-change
Climate change | OSU Extension Service
OSU Extension coordinates its efforts on understanding the impacts of climate change on agricultural, forest and marine ecosystems and communities in Oregon....
osu extension serviceclimate change
https://extension.oregonstate.edu/outdoors-environments
Outdoors and environments | OSU Extension Service
osu extension serviceoutdoorsenvironments
https://extension.oregonstate.edu/families-health/nutrition
Nutrition and healthy eating | OSU Extension Service
OSU Extension provides practical, research-based nutrition education to help Oregonians make healthy food choices and build lifelong habits. We offer classes,...
osu extension servicehealthy eatingnutrition
https://extension.oregonstate.edu/news/workshop-helps-participants-connect-students-outdoor-careers
Workshop helps participants connect students to outdoor careers | OSU Extension Service
Educators explore pathways, internships and stewardship roles.
osu extension serviceconnect studentsworkshophelpsparticipants
https://extension.oregonstate.edu/pests-weeds-diseases/insects
Insects | OSU Extension Service
OSU Extension Service provides information on insect and arthropod management in Oregon and throughout the country. This includes Integrated Pest Management...
osu extension serviceinsects
https://extension.oregonstate.edu/crop-production/soil
Soil | OSU Extension Service
OSU Extension provides science-based information to help farmers, gardeners and land managers understand and improve soil health. We offer resources on soil...
osu extension servicesoil
https://extension.oregonstate.edu/animals-livestock/beef
Beef cattle | OSU Extension Service
OSU Extension Service provides up-to-date information on beef cattle in Oregon and throughout the country, and facilitates the communication among producers,...
osu extension servicebeef cattle
https://extension.oregonstate.edu/business-economics/estate-planning
Estate and succession planning | OSU Extension Service
Planning for the future is essential for farm, woodland and ranchland legacy. OSU’s “Ties to the Land” and other succession programs guides landowners through...
osu extension servicesuccession planningestate
https://secure.touchnet.net/C20159_ustores/web/store_main.jsp?STOREID=4
OSU Extension Publications Store
osu extensionpublications store
https://extension.oregonstate.edu/impact/gilliam-county-producers-gain-tools-guidance
Gilliam County producers gain tools and guidance | OSU Extension Service
Local OSU Extension support helps growers manage risk, comply and test new technologies.
osu extension servicegilliamcountyproducersgain
https://extension.oregonstate.edu/county/portland/people
Faculty and Staff | OSU Extension Service
osu extension servicefacultystaff
https://extension.oregonstate.edu/animals-livestock/sheep-goats
Sheep and goats | OSU Extension Service
OSU Extension equips small ruminant producers with proven advice on nutrition, reproduction, grazing, health, and fiber production. Experts collaborate via...
osu extension servicesheepgoats
https://extension.oregonstate.edu/business-economics/marketing
Business marketing | OSU Extension Service
From branding and pricing to merchandising and digital outreach, OSU Extension provides farm and small-business marketers with data-driven strategies to reach...
osu extension servicebusiness marketing
https://extension.oregonstate.edu/catalog/em-9320-chicken-tractors-moveable-flocks-help-manage-orchard-pests
Chicken tractors: Moveable flocks help manage orchard pests | OSU Extension Service
It can be difficult to manage insect pests and weeds in an orchard, where tilling is not an option. Could chickens be part of the solution? See what the...
osu extension servicehelp managechickentractorsmoveable
https://extension.oregonstate.edu/portland/family-community-health
Family and Community Health | OSU Extension Service
Our Family and Community Health team partners in communities to promote healthy nutrition, food safety and security, physical activity, behavioral health and...
osu extension servicecommunity healthfamily
https://extension.oregonstate.edu/lane/events/what-watershed-webinar
What is a watershed? Webinar | OSU Extension Service
Join OSU Extension Forest Watershed Specialist Annette Patton for an introduction to watersheds.
osu extension servicewatershedwebinar
https://extension.oregonstate.edu/families-health/emergency-prep
Family emergency preparedness | OSU Extension Service
From power outages to wildfires and potential earthquakes, Oregonians face a range of emergency situations where advance preparation can make all the...
osu extension servicefamily emergencypreparedness
https://extension.oregonstate.edu/business-economics/finance
Finance, budgeting and taxes | OSU Extension Service
Our financial specialists offer free access to tools like AgBiz Logic and state-specific enterprise budgets, empowering operators to evaluate land, crop and...
osu extension servicefinance budgetingtaxes
https://extension.oregonstate.edu/animals-livestock/dairy
Dairy | OSU Extension Service
Dairy Extension at Oregon State University encompasses forage production, herd management, milk processing, and the utilization of dairy products by humans. We...
osu extension servicedairy
https://extension.oregonstate.edu/crop-production
Crop production | OSU Extension Service
osu extension servicecrop production
https://extension.oregonstate.edu/news/garden-future-helps-oregon-gardeners-plan-changing-climate
Garden Future helps Oregon gardeners plan for a changing climate | OSU Extension Service
New resources and shared stories support resilient home landscapes.
osu extension servicechanging climategardenfuturehelps
https://extension.oregonstate.edu/water/watersheds
Water management and conservation | OSU Extension Service
OSU Extension helps Oregonians understand, protect and manage watersheds through community-based education and science-driven resources. We provide tools for...
osu extension servicewater managementconservation
https://extension.oregonstate.edu/
OSU Extension Service
osu extension service
https://extension.oregonstate.edu/county/portland/what-we-do
Highlights | OSU Extension Service
osu extension servicehighlights
https://extension.oregonstate.edu/families-health/healthy-homes
Healthy homes | OSU Extension Service
OSU Extension provides practical, research-based guidance to help Oregonians create safe, healthy, and efficient home environments. From indoor air quality and...
osu extension servicehealthy homes
https://extension.oregonstate.edu/outdoors-environments/wildlife
Wildlife | OSU Extension Service
OSU Extension helps Oregonians understand and manage wildlife in rural, urban and natural areas through education, research and community outreach. We provide...
osu extension servicewildlife
https://extension.oregonstate.edu/pests-weeds-diseases/plant-diseases
Plant diseases | OSU Extension Service
Several statewide and regional programs are in place to help with your plant diseases. The OSU Plant Clinic can help you diagnose the problem while the PNW...
osu extension serviceplant diseases
https://extension.oregonstate.edu/catalog/sp-50-646-preserving-special-diets
Preserving for special diets | OSU Extension Service
Apr 10, 2026 - Sugar and salt often play a vital role in canning fruits and vegetables at home. But sugar and salt can often be eliminated or reduced if special care is taken...
osu extension servicespecial dietspreserving
https://extension.oregonstate.edu/pests-weeds-diseases/ipm
Integrated pest management | OSU Extension Service
OSU Extension shares practical, research-based strategies for using Integrated Pest Management (IPM) to prevent and manage pests while protecting people,...
integrated pest managementosu extension service
https://extension.oregonstate.edu/pests-weeds-diseases/weeds
Weeds | OSU Extension Service
Weeds are considered the #1 pest in agroecosystems. They compete with desirable plants and can reduce yields, and alter soil structure and quality. Weed...
osu extension serviceweeds
https://extension.oregonstate.edu/topic/forests/cutting-selling/resources?type%5Bnews_story%5D=news_story&type%5Bimpact_story%5D=impact_story
Browse resources | OSU Extension Service
osu extension servicebrowse resources
https://extension.oregonstate.edu/families-health/youth
Youth education resources | OSU Extension Service
For more than 100 years, OSU Extension has been helping Oregon’s young people learn, grow, and thrive — and we’re just getting started. Across the state, OSU...
osu extension serviceyouth educationresources
https://extension.oregonstate.edu/forests/health-management
Forest health and management | OSU Extension Service
OSU Extension provides science-based resources to help forest landowners identify, monitor and manage forest health issues. We offer guidance on insects,...
management osu extensionforest healthservice
https://extension.oregonstate.edu/about/career-opportunities
Career Opportunities | OSU Extension Service
Job opportunities and employment information about working for OSU Extension.
osu extension servicecareer opportunities
https://extension.oregonstate.edu/food/wine-beer
Wine, beer, cider and spirits | OSU Extension Service
OSU Extension shares research-based knowledge to support Oregon’s wine and beer industries from vineyard and hop yard to fermentation and quality control. We...
osu extension servicewine beerciderspirits
https://extension.oregonstate.edu/food/food-systems
Local, regional and community food systems | OSU Extension Service
OSU Extension is engaged in the local, regional, and community food systems movement. This page provides information, educational resources, and applied...
community food systemsosu extension servicelocal regional
https://extension.oregonstate.edu/mg/metro/events/growing-vegetables-willamette-valley-1
Growing vegetables in the Willamette Valley | OSU Extension Service
osu extension servicegrowing vegetableswillamette valley
https://extension.oregonstate.edu/families-health/physical-activity
Physical activity | OSU Extension Service
OSU Extension has a robust set of resources and programs for active living. These tools help individuals, families, organizations, and communities adopt,...
osu extension servicephysical activity
https://extension.oregonstate.edu/mg/metro/events/basics-plant-propagation-0
Basics of plant propagation* | OSU Extension Service
osu extension serviceplant propagationbasics
https://extension.oregonstate.edu/pests-weeds-diseases/nuisance-wildlife
Nuisance wildlife | OSU Extension Service
osu extension servicenuisance wildlife
https://extension.oregonstate.edu/water/riparian-areas
Riparian areas | OSU Extension Service
OSU Extension shares research-based information to help Oregonians protect and restore riparian areas along streams, rivers and wetlands. We provide guidance...
osu extension serviceriparianareas
https://extension.oregonstate.edu/food/home-food-safety-storage
Home food safety and storage | OSU Extension Service
osu extension servicefood safetystorage
https://extension.oregonstate.edu/mwm
Master Woodland Manager | OSU Extension Service
The Master Woodland Manager training is a master's level course for landowners who are interested in an intensive forest management training and sharing the...
osu extension servicemasterwoodlandmanager
https://extension.oregonstate.edu/about/news
News | OSU Extension Service
osu extension servicenews
https://extension.oregonstate.edu/county/portland/news
News and impact | OSU Extension Service
osu extension servicenewsimpact
https://extension.oregonstate.edu/ask-extension/featured/how-can-i-control-or-eliminate-italian-arum-my-yard
How can I control or eliminate Italian arum in my yard? | OSU Extension Service
osu extension servicecontroleliminateitalianarum
https://extension.oregonstate.edu/pests-weeds-diseases/pesticides
Pesticide safety and education | OSU Extension Service
OSU Extension offers science-based information to help Oregonians use pesticides safely, effectively and in accordance with regulations. We provide education...
osu extension servicepesticide safetyeducation
https://extension.oregonstate.edu/gardening/lawn
Lawn and turfgrass | OSU Extension Service
OSU Extension provides research-based information to help Oregonians establish and maintain healthy, environmentally friendly lawns. We offer guidance on soil...
osu extension servicelawnturfgrass
https://extension.oregonstate.edu/pests-weeds-diseases/invasive-species
Invasive species | OSU Extension Service
OSU Extension helps Oregonians identify, report and manage invasive species that threaten ecosystems, agriculture and communities. We provide science-based...
osu extension serviceinvasive species
https://extension.oregonstate.edu/find-us
OSU Extension in Your Community | OSU Extension Service
osu extensioncommunity service
https://extension.oregonstate.edu/community-vitality/community-technology
AI, technology and community development | OSU Extension Service
OSU Extension provides digital literacy and AI education to empower communities and help people use technology with confidence. Tied to Oregon State...
osu extension serviceai technologycommunity development
https://extension.oregonstate.edu/forests/range
Rangeland conservation and management | OSU Extension Service
OSU Extension provides research-based information to help land managers maintain healthy rangelands for livestock, wildlife and native plants. We offer tools...
management osu extensionrangelandconservationservice
https://extension.oregonstate.edu/catalog/em-8990-preventing-managing-grapevine-leafroll-virus-mealybugs-oregon-vineyards
Preventing and managing grapevine leafroll virus and mealybugs in Oregon vineyards | OSU Extension...
Grapevine leafroll viruses afflict commercial vineyards around the world. The diseases, spread by mealybugs, cause leaf chlorosis and reduce yields. Learn how...
osu extensionpreventingmanaginggrapevinevirus
https://extension.oregonstate.edu/food
Food | OSU Extension Service
osu extension servicefood
https://extension.oregonstate.edu/impact/school-ipm-program-protects-health-safety-oregon-children
School IPM Program protects health and safety of Oregon children | OSU Extension Service
Training helps districts reduce pests, risks and absences across campuses.
osu extension serviceschool ipmprogram protectsoregon childrenhealth
https://extension.oregonstate.edu/crop-production/organic
Organic agriculture | OSU Extension Service
OSU Extension provides research-based support for organic farmers and producers across Oregon. We offer guidance on soil health, pest management and...
osu extension serviceorganic agriculture
https://extension.oregonstate.edu/crop-production/vegetables
Vegetables and specialty seeds | OSU Extension Service
OSU Extension supports commercial vegetable growers with research-based guidance on crop selection, soil health, irrigation and pest management. We provide...
osu extension servicevegetablesspecialtyseeds
https://extension.oregonstate.edu/crop-production/wine-grapes
Wine grapes | OSU Extension Service
OSU Extension provides research-based support to Oregon’s wine grape industry through guidance on vineyard management, pest and disease control, site selection...
osu extension servicewine grapes
https://extension.oregonstate.edu/forests/tree-care
Tree care | OSU Extension Service
OSU Extension offers science-based guidance to help Oregonians care for trees in urban, suburban and rural landscapes. We provide resources on planting,...
osu extension servicetree care
https://ourimpact.oregonstate.edu/story/osu-extension-guides-postfire-recovery-planning-eastern-oregon-rangelands
OSU Extension guides postfire recovery planning for Eastern Oregon rangelands | The Statewides: Our...
More than 1.8 million acres burned in Eastern Oregon during the 2024 fire season, creating urgent needs for communities and landowners. People needed...
osu extensionrecovery planningeastern oregonguidespostfire
https://extension.oregonstate.edu/gardening/berries-fruit
Berries and fruit | OSU Extension Service
OSU Extension provides science-based guidance to help Oregonians grow healthy berries and fruit at home or in community gardens. We offer resources on variety...
osu extension serviceberriesfruit
https://extension.oregonstate.edu/outdoors-environments/fish
Fish and aquatic life | OSU Extension Service
OSU Extension connects Oregonians with science-based information to support sustainable fishing practices, habitat conservation and aquatic education. We...
osu extension serviceaquatic lifefish