The first 2017 Garden Pest Update for the mid-Willamette Valley has some interesting finds. This episode was filmed at the Oak Creek Center for Urban Horticulture on the OSU Campus. Scroll down for resources on the problems mentioned in the video.
Sunburn on Rhododendron
Dealing with thistle: a perennial & hard to manage weed
Aphid Management Guidelines
Rust on Oregon Grape (Mahonia aquifolium)
Not mentioned in the video but fun finds during the recent MG Plant Problem Walk:
Whitefly adult and eggs on new foliage of Oregon Grape (left). (
Close up photos coming soon! New: Check out the blog post for closeup & video)
Slides & Resources from 6/18/2016 presentation in Lane County for the Home Orchard Management class series. This presentation focuses on the fundamentals of pest & disease management for home orchard production. Emphasis is on IPM and introducing Extension resources.
Slide set: Slide deck (online show at Slide Share)
Cultivar Susceptibility to select diseases from PNW Disease Handbook (Apple, Cherry, Hazelnut, Pears)
OSU Extension publication: Managing Diseases & Insects in Home Orchards
OSU Extension catalog: Fruit & Nuts category
Online Phenology & Degree-day Models
PNW Handbooks (Diseases, Insects, Weeds)
Here’s the narrated lecture for the Biotic Plant Problems session. This was developed for the 2016 Lane County Master Gardener’s Plant Diagnostic Specialist training and is a complement to the Abiotic training session.
Slide deck from my portion of 5/28/16 Class #1 “Abiotic Problems”. These slides aren’t narrated yet-hope to do that soon!
(This training is for advanced Master Gardeners who want to become Plant Diagnostic Specialists in Lane County.)