Some say the butterfly bush is beautiful, but in Oregon, it’s also invasive. On January 1, 2010, the Oregon Department of Agriculture’s ban on butterfly bush (Buddleja davidii and Buddleja varabilis) as a noxious weed took effect. This means the plant no longer can be transported, sold, offered for sale, grown or propagated in Oregon, […]
Missouri bans walnut products from nine states
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— PostedIn an attempt to halt the devastating spread of thousand cankers disease, which afflicts black walnut trees, the state of Missouri has issued an emergency quarantine banning the importation of “walnut products” from nine Western states. According to Missouri officials, “The ban applies to nursery stock, unprocessed lumber, logs, wood chips, mulch and other products […]
‘Tree appreciation’ gets a new definition
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— PostedMany of us appreciate trees, in the sense that we recognize the positive attributes they can provide. They create shade, block the wind, prevent erosion, provide habitat and beautify the environment, among many other benefits. Now we are beginning to see a different kind of “tree appreciation,” however – one that documents trees as a […]
South Carolina rescinds regulation that blocked trade
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— PostedNursery growers in Oregon and California are once again free to ship their plants to South Carolina. Officials in that state have rescinded Regulation 27-78, which imposed state-based rules pertaining to Phytophthora ramorum. The Oregon Association of Nurseries (OAN) and the California Association of Nurseries and Garden Centers (CANGC) sued to overturn the regulation, on […]
OAN seeks funding to fight sudden oak death
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— PostedThe Oregon Association of Nurseries has asked the federal government to fund additional research to aid the fight against Phytophthora ramorum to the tune of $7.5 million. For more details, see the OAN’s Government Relations blog.
April issue features greenhouse-related articles
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— PostedIf you haven’t yet had the chance to check out our April greenhouse issue of Digger, please do. We have articles on the many varieties of coleus plants (PDF), techniques for growing the bluest hydrangeas (PDF), and why it may be beneficial to look at your greenhouse through a plant pathologist’s eyes (PDF). Digger magazine […]
Pest management techniques for the deadly Gnomis elegantis
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— PostedPerhaps the most deadly invasive pest seen in decades is invading the United States, but don’t worry, Utah State Extension is on the case, as the video shows. (Courtesy of Ed Jahn of OPB, via Robin Rosetta of NWREC.)
Handbooks deal with insects, diseases and weeds (oh my)
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— PostedOregon State University has published three new handbooks, aimed at gardeners, which provide the latest ways of dealing with insect pests, weeds, and plant diseases. There are print editions that can be purchased from bookstores, from an online store, or by calling the OSU Extension and Experiment Station Communications at 800-561-6719. There are also online […]
Customs agents confiscate plants smuggled into U.S. in a diaper
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— PostedThe woman who apparently thought that U.S. Customs agents at the Mexican border would never check the contents of a diaper, thought wrong. After the woman declared that she had no plants with her, the agents searched her vehicle and, underneath the seat, found a diaper containing 10 agave plants. For those concerned about invasive […]
Rainy weather can weigh heavily on freight costs
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— PostedFor the last several days, Oregon has been experiencing a barrage of wind and rain. For the nursery grower, heavy springtime rain often is considered a blessing. More moisture from the sky means reduced irrigation costs and more gorgeous-looking plants. For the retail garden center, a rainy spring is normally considered a curse. When the […]
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