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Methods to control blackberry thickets

It could take years to eradicate a large patch of blackberries, because so many seeds remain in the soil. But with good timing and dedication, property owners can reduce a sprawling blackberry thicket to a few manageable stragglers

Mar 26, 2010 | News Story

They get knocked down but they get up again, are blackberries indestructible?

Q: I have chopped down blackberry canes into fairly small pieces in my back yard, The area is a fair size. Can I leave them on the ground, or can these pieces of cane resprout. I'm not interested in using any kind of ...

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Are roadside blackberries safe?

Q: I live next to highway twenty, and perhaps because no one wants to pick on the side of a busy road, but that's where I find the biggest blackberries in town. However, I think the Department of Transportation may spray ...

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Why Does Your Tree Look Sick?

Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.

Jun 2018 | Article

How to collect a plant specimen for disease diagnosis

A guide for how to collect and where to get a sample analyzed for plant diseases.

Melodie Putnam, Carol Savonen | Jul 2014 | Article

Grapevine Trunk Diseases in Oregon

A summary of the main trunk diseases causing issues in Oregon and management methods.

Melodie Putnam | Mar 2019 | Article

Forage value of pasture weeds

Forage quality of common pasture weeds was determined through laboratory testing to compare feed value of weeds to desirable forage species and nutrient requirements for grazing livestock.

Shelby Filley, Andy Hulting, Amy Peters | May 2010 | Article