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You are here: Home / Archives for Growing Knowledge

Growing Knowledge archive

Note: This article is part of the Growing Knowledge series in Digger magazine. This series is provided by Oregon State University in collaboration with the United States Department of Agriculture and in partnership with the Oregon Association of Nurseries.

A fine, low input turf

By Alec Kowalewski — Posted July 29, 2021

Researchers look into the helpful properties of fine fescue turgrasses By Alec Kowalewski, Emily Braithwaite and Ruying Wang Fine fescue is a group of different cool-season turfgrasses in the Festuca genus with narrow or fine leaves (Image 1). These grasses are generally known for excellent shade and cold tolerance, as well as persistence when maintained […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU

Setting up for spray success

By Lloyd Nackley — Posted June 28, 2021

Growers of variable crops can reduce chemical waste and ensure coverage by systematically adapting their approach By Brian Hill and Lloyd Nackley We can’t all mount lasers on our air-blast sprayers,” a Willamette Valley grower said recently in a conversation with researchers. It’s true that some growers actually can mount lasers. Lasers are now a […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Irrigation, Pesticides, pests and dieases, smart sprayer

Native plants, bees, and microbes

By Gail Langellotto — Posted May 27, 2021

The OSU Garden Ecology Lab studies the health of garden environments The Garden Ecology Lab at Oregon State University (OSU) studies the plants, insects, animals, people, decisions, and management practices that either improve or degrade a garden’s ability to promote environmental and human health. An underlying premise of our work is that gardens are important […]

Filed Under: Growing Knowledge Tagged With: Bees, Digger, Digger magazine, Growing Knowledge, Native Plants

Nixing nostoc

By Dr. Marcelo L. Moretti — Posted April 21, 2021

Researchers ‘go to the mats’ to test various control products By Marcelo L Moretti and David King Nostoc are cyanobacteria colonies that can grow where abundant moisture is available. These bacteria form continuous colonies that resemble mats covering gravel, plastic, concrete, or flat surfaces. Nostoc grow during the spring and summer and create a slippery […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU

Villains of the greenhouse

By Jay Pscheidt — Posted March 23, 2021

When seedlings fail, Rhizoctonia damping-off, root and stem rot may be the cause There is so much hope for the future when we plant seeds, but that can be dashed when they don’t emerge, or when they fall over soon after popping out of the media. There are many fungi that live and survive in […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Oregon State University, OSU, Pests and Diseases

The cold shoulder season

By Lloyd Nackley — Posted February 25, 2021

Nursery growers effectively use cold storage to support sales of deciduous trees Plants in the Pacific Northwest experience a wide range of temperatures, from hot, dry summers to cold, wet winters. Deciduous plants grow when conditions are favorable. They enter dormancy when environmental conditions are too cold, dark, or otherwise unsuitable for growth. Deciduous trees, […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Oregon State University, OSU

The battle with Bambi

By Dana Sanchez — Posted January 25, 2021

Growers have several tools available to defend against plant damage from deer and elk Oregon’s deer and elk are prized by hunters and non-hunters alike, and thus represent an income-generating game and wildlife-viewing species for many communities across the state. But for many nursery operators, these majestic animals are a serious detriment. Deer, elk, and […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Oregon State University, OSU, Pests and Diseases

Knowing your cedar pests

By Jay Pscheidt — Posted January 7, 2021

Grower awareness of problems can protect both grower and customer It’s important to be aware of issues in the landscape and forest, as they can become problems in the nursery or for your customers. Cedar trees have a number of pest and problems to be aware of, from abiotic disorders to insects and diseases. Some […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU

Silicon: the non-essential beneficial nutrient for plant defense?

By Katerina Velasco-Graham — Posted November 30, 2020

Rhododendrons and azaleas are the backbone of many ornamental landscapes in the Pacific Northwest. Unfortunately, since 2016, a beautiful little insect has been plaguing the genus Rhododendron, causing aesthetic and physiological damage, which may lead to plant death if left unchecked (Figure 1). Preliminary studies suggest that cultivars vary in their tolerance to azalea lace […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, OSU, Pests and Diseases

Managing epidemics

By Jennifer Parke — Posted October 21, 2020

Whether dealing with plant pathogens or COVID-19, common principles apply The COVID-19 pandemic has changed life as we know it, threatening human health, causing disruption to our society, and resulting in economic challenges. While impacts of plant pests and diseases may pale in importance compared to COVID-19, they still cause large-scale ecological and economic damage […]

Filed Under: Growing Knowledge Tagged With: coronavirus, Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU

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Virtual is the new reality – for now

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More Posts from this Category

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