Skip to main content
OREGON STATE UNIVERSITY
Open search box
College of Agricultural Sciences
»
Department of Horticulture
Toggle menu
Go to search page
Search Field
Exit Search
About Us
News
Events
Hort Seminar Series
2017 Horticulture Seminar Series
2018 Horticulture Seminar Series
2019 Horticulture Seminar Series
2020 Horticulture Seminar Series
2021 Horticulture Seminar Series
2022 Horticulture Seminar Series
Locations & Facilities
Employee Resources
eCampus Revenue Distribution
Travel Procedure
Space Policy
Photocopier Policy
Plotter Policy
Office Policy
Full Tenure Relinquishment
Evaluation Guidelines & Procedures
Policies & Procedures
Horticulture Safety Program
Donate
Contact Us
Research & Extension
Ecological & Environmental Landscapes
Landscape Plant Identification
Master Gardener Program
Permaculture
Turfgrass
Sustainable Food & Farming Systems
Berries and Small Fruits
Brown Marmorated Stink Bug
Honey Bee Lab
Oregon Vegetables
Small Farms
Spotted Wing Drosophila
Tree Fruits and Nuts
Viticulture - Oregon Wine Research Institute
Weed Science
Students
Undergraduate Students
How to Apply
Horticulture Options
Ecological Management of Turf, Landscape, & Urban Horticulture
General Horticulture (Online)
Horticultural Research
Plant Breeding & Genetics
Sustainable Horticultural Production
Therapeutic Horticulture
Viticulture & Enology
Minors and Certificates
Organic Farming Systems (Online) Undergraduate Certificate
Urban Agriculture (Online) Undergraduate Certificate Program
Accelerated Master's Platform
Internships & Report Requirements
Research & Thesis Requirements
Graduate Students
How to Apply
M.S. in Horticulture
Ph.D. in Horticulture
Accelerated Master's Platform
Financial Support
Graduate Courses
Graduate Student Handbook
OSU Graduate School Success Guide
Horticulture Graduate Student Council
Graduate Certificate (Online)
Horticulture Courses
Plant Breeding & Genetics Courses
Scholarships
Current Students
Student Clubs
Horticulture Club
Turf Club
Vitis Club
Current Academic Year Courses
SUCCESS STORIES
People
Faculty
Graduate Faculty
Courtesy Faculty
Emeritus
Research Support
Administrative Staff
Graduate Students
Retirees
Calendar
Library
Maps
Online Services
Make a Gift
Ross Penhallegon
Primary tabs
View
(active tab)
Contact
Ross Penhallegon
Emeritus Appointment
ross.penhallegon
[at]
oregonstate.edu
Office:
541-344-1709
I focus on urban and commercial horticulture.
Organic food production
Composting
Consult with organic farming community
Hazelnuts
Berries
Profile Field Tabs
At OSU
Affiliated with:
Horticulture
Career Links:
Department of Horticulture
Lane County Extension
My Publications
2008
Conference Proceedings
J. Pscheidt
,
Grimaldi, P.
, and
Penhallegon, R.
,
“
The Eastern Filbert Blight Epidemic in the Pacific Northwest : Survey vs. Biology. Proceedings of the Nut Growers Society of Oregon , Washington and British Columbia
”
,
Nut Growers Society of Oregon , Washington and British Columbia
. 2008.