How did it arrive here, and what can be done? Fire blight is a disease that can kill apple and pear trees. It is especially dangerous in a nursery setting, for reasons we will explain. The disease can result in the direct loss of plant material, which in turn can necessitate a costly and difficult […]
The generational cycle of success
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Proper farm transition planning, including timing, protects the viability of the business going forward Agriculture, with its continuous cycle of planting and harvest rooted in valley soil, becomes a way of life. Leaving that rhythm behind to retire from the farm can be difficult. Farm leadership brings prominence and identity in an important profession, often […]
OSU and USDA Nursery Working Group
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There are many programs at Oregon State University (OSU) and the USDA-ARS- Horticulture Crops Research Laboratory that focus on nursery, greenhouse, landscape and related crops. Here are some of the people and their programs that impact the ornamental industry of Oregon. Neil Bell evaluates landscape plants for drought tolerance and cold hardiness in western Oregon. […]
Get ‘em while they’re hot: New cultivars from OSU
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The Ornamental Plant Breeding Program at OSU is beginning to hit its stride and new cultivars are hitting the market – carrying the hopes of making a positive impact on the industry. Established in 2010, the Ornamental Plant Breeding Program at Oregon State University has worked to develop plants that work in production for landscapers […]
Solving irrigation drip tape damage
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Managing the pests that are causing the problems Who has been chewing through our irrigation tape? A grower contacted us after detecting a large number of irrigation leaks of uncertain origin. The grower found holes in the tubes where the leaks had occurred. Many of the holes showed frayed edges and were less than 1 […]
Testing the waters
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How to test your irrigation system for the presence of Phythophthora By Neelam R. Redekar and Jennifer L. Parke Phytophthora is a fungus-like organism — called a water mold — that can infect a wide variety of nursery plant species. One of the ways it can spread is through irrigation water. Depending on size, a […]
Native plant production and marketing
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There are barriers to full adoption of these plants, but also opportunities to promote their adoption By Aaron Anderson Native plants represent an area of untapped growth and expansion for the nursery industry. For example, the American Society of Landscape Architects (ASLA) ranked native plants and native/adapted drought-tolerant plants as the top two landscape and […]
Growers, university report flooding due to heavy rain
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Periods of heavy rainfall caused flooding in Oregon’s northern, middle and southern Willamette Valley during the early days of April. Affected areas experienced extensive damage, but community members have rallied behind some growers to help with the recovery efforts. Rivers Edge Nursery, a landscape shrub grower in Junction City, was hit hard by raging Willamette […]
Emerging threats to conifer foliage
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Growers and nurseries should be on the lookout for these diseases By Jared LeBoldus, Dave Shaw, and Paul Reeser Two new foliage diseases of Douglas fir and several other conifer species are emerging in Oregon, and they could be a threat to conifer growers and nurseries. The pathogens include Phytophthora pluvialis, the cause of Pytophthora […]
Pest control for Christmas trees
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Evaluating new and old insecticides, and beneficial insects, for aphid control By Chal Landgren, Judy Kowalski, David Howell, Paige Kuchy Aphid control on Christmas tree and other conifer plantings can be a yearly headache for growers. This is especially true for growers of grand fir which, for some reason, seems especially “tasty” to aphids. Over […]
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