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Study: Climate change reshaping Northwest forests

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As you drive around the Pacific Northwest or other regions, have you ever noticed that the makeup of the forest changes when you drive from region to region, gain or lose elevation, or cross over a mountain pass? This phenomenon is real, and it happens due to microclimates. Scientists at three Northwest universities took this […]

Urban trees boost price of rental housing

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Homeowners value trees. That much has been shown in studies performed by researchers at the U.S. Forest Service, Pacific Northwest Research Station. But now it turns out that renters value trees, as well. A new study by Geoffrey H. Donovan and David T. Butry concluded that the presence of a lot tree raised the rental […]

New Varieties Showcase award winners shine

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Picking the very best plants displayed in the 2011 New Varieties Showcase at the Farwest Show was a tough task falling to no single group. Show judges handed out the official awards, while show attendees voted separately on the People’s Choice awards. As things turned out, however, the two groups agreed more often than not. […]

Tree prices on the rise?

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Are tree prices about to increase significantly? John Barbour of Bold Spring Nursery in Hawkinsville, Ga., believes the answer is yes. He explains why in this must-read blog post. Short version: it’s all about supply and demand. Nurseries cut their production due to the subprime lending crisis and resulting recession. Now, demand is about to […]

Researchers study turning poplar leaves into biodegradable plastic

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As noted in the upcoming April issue of Digger, various researchers have looked at such disparate ingredients as cow manure, bamboo, corn starch resins, recycled paper, feathers and coir fiber as the basis for constructing alternatives to the plastic nursery pot. Now one could add the leaves of hybrid poplar trees to the list. As […]

Trees: Is there anything they can’t do? (Updated)

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[Originally posted 12.Jan.2011; Updated 18.Jan.2011] I thought I’d seen it all until I saw this story. The Associated Press reports that according to U.S. Forest Service researchers, there’s a correlation between healthy babies and homes with more shade trees. For each 10 percent increase in tree coverage within about 50 yards of a home, the […]

Shady trees discourage shady characters

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We in the nursery industry know that “trees are the answer.” Here is another piece of evidence. Researchers with the U.S. Forest Service did a study in Portland, Ore. and found that homes with large street trees out front have a lower incidence of crime. From the abstract of the study: The authors estimate the […]

It ain’t easy being screened

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We in the nursery industry like to say that trees are the answer, but David Alvand’s neighbors in Plymouth, England are raising questions about some trees that Alvand planted. They’re crying foul over the giant Leland cypress trees in his front yard that were installed for privacy. It’s not Alvand’s first neighborhood dispute over screening. […]

September Digger arrives soon in mailboxes

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The September issue of Digger is on its way to your mailbox – that is, if you subscribe! Here are a few of the articles you’ll find inside. Greener and cleaner — How Oregon grows top-quality trees, from the seedling stage to shipping time The digging scene — The evolution of machines for B&B and […]