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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.

Going with the flow

By Lloyd Nackley — Posted March 24, 2023

Research on plant hydraulics helps explain the effect of drought stress on shade trees By Sadie Keller, Rebecca Sheridan, Scout Dahms-May, Carolyn Scagel and Lloyd Nackley In Oregon’s Willamette Valley, the heart of the nursery industry, rainfall is scarce during the summer and humidity is low. The plant stress resulting from the low soil moisture, […]

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

A farmland boom

By Daniel Bigelow — Posted February 24, 2023

Despite soaring interest rates, farmland values in Oregon show no signs of slumping After a record sales year for nursery growers in 2021, the economic outlook for the industry remains mostly positive (McClellan, 2022). One of the main economic issues facing producers is the increasing cost of labor, as general price inflation and a tight […]

Filed Under: Growing Knowledge Tagged With: Business, Digger, Digger magazine

Dogging your voles

By Dana Sanchez — Posted January 30, 2023

Researchers explore whether hounds can assist in timely vole management By Dana Sanchez and Nick Andrews In the big picture, burrowing animals contribute significantly to natural ecosystems and the soils on which our own economies and lives depend. Burrowers contribute to soil aeration, provide nutrients and soil organic matter, participate in redistributing nutrients to the […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, OAN Members, pests, Plants

How to catch a thrips

By Lloyd Nackley — Posted December 27, 2022

Rigorous scouting can help manage tip-feeding thrips before they cause irreparable damage By Lloyd Nackley and Melissa Scherr Thrips belong to the insect order Thysanoptera, of which there are several species that are damaging to nursery and ornamental crops. Whether there is only one or many, we call them thrips regardless, just like with other […]

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

A carbon balancing act

By Peter Szymczak — Posted November 29, 2022

What effects do mowing, fertilization and irrigation have on carbon sink and sequestration in turfgrass ecosystems? Public concerns about climate change and a growing number of government and business commitments to emissions reductions have increased focus on carbon sequestration in vegetated landscapes as a nature-based climate solution. More specifically, landscapes dominated by plants could be […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine

Don’t get burned by charcoal rot

By Jerry Weiland — Posted November 2, 2022

Soilborne fungus can afflict hebes and a wide range of other host plants Hebes (pronounced heebees) are an interesting group of evergreen shrubs, mainly from New Zealand, although there are also a few from South America and French Polynesia. Botanically, they are now placed in the genus Veronica, but many will know them by their […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine

The fight against flatheaded borers

By Lloyd Nackley — Posted October 3, 2022

Oregon State University researchers from the Nackley (nursery) and Wiman (orchards) programs have teamed up with scientists from across the country to study the biology and management of flatheaded borers. Flatheaded borers are beetles, from the order Coleoptera and the Buprestidae family, that can be devastating pests of ornamental trees grown in nurseries, transplanted landscape trees, trees grown for wood or other products, and fruit and nut crops.

Filed Under: Growing Knowledge

An integrated plan of attack against pests

By Chris Hedstrom — Posted September 12, 2022

The Northwest Nursery Crop Research Center (part of the USDA- Agricultural Research Service, or USDA-ARS, Horticultural Crops Research Center) in Corvallis, Oregon recently funded the creation of the first Integrated Pest Management (IPM) Strategic Plan for Oregon’s ornamental nursery industry.

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, integrated pest management, ipm, Oregon State University, OSU, pests

Bred for success

By Ryan Contreras — Posted July 21, 2022

These are some current and future cultivars from Oregon State University Ornamental Plant Breeding I am in my 13th year at Oregon State University (OSU). Spending more than a decade doing something sounds like a long time, but in the world of woody plant breeding, that is just getting warmed up. That is how I feel […]

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

A beneficial breath of fresh air

By Jana Lee — Posted June 22, 2022

Testing the use of wintergreen oil to attract beneficials that kill nursery pests By Jana Lee, Victoria Skillman and Katerina Velasco Graham Can minty odors really enhance pest control? When pests feed on a plant, the plant releases odors, one of them being methyl salicylate (MeSA), also known as oil of wintergreen. When MeSA is […]

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

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NURSERY NEWS

Fall Creek promotes Amelie Aust to executive board chair

Hall of Famers give gift towards horticultural industry advocacy

Verl Holden retires from Oregon Garden Foundation Board

Fall Creek promotes Dave Daniel to general manager for U.S. and Canada

NWFCS, Farm Credit West create new association

More Nursery News

FARWEST SHOW UPDATES

Secure your 2023 Farwest hotel room and save

Farwest Show to celebrate 50th anniversary in 2023

Nursery professionals connect at Farwest

These 12 products had buyers buzzing at Farwest

Nightfall Snowbell sweeps top honors in Farwest New Varieties Showcase

More Updates from Farwest

From the pages of Digger

April 2023: The Trees Issue

March 2023: Water Outlook 2023

February 2023: Greenhouse Issue ’23

January 2023: The Retail Issue

December 2022: Oregon is Nursery Country

More issues of Digger

The Value of Membership

Meet the Leader: Angela Bailey

OAN Member Profile: Oregon Flowers Inc. 

These 12 products had buyers buzzing at Farwest

More member stories

CORONAVIRUS COVERAGE

Virtual is the new reality – for now

Trade shows in the time of COVID

A demand ‘renaissance’ for nurseries

Western Nursery & Landscape Association falls victim to pandemic

MANTS 2021 to move online due to COVID-19

More articles

Nursery Guide LIVE

Nursery Guide LIVE clicks into place

Booth spaces still available for Nursery Guide LIVE March 17–18

Nursery Guide LIVE virtual marketplace postponed due to winter storm damage

Keynote presentations at Nursery Guide LIVE virtual marketplace provide insight on green industry trends in 2021 and beyond

More Posts from this Category

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