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You are here: Home / Archives for Dr. Marcelo L. Moretti

Testing tolerance with Marengo

By Dr. Marcelo L. Moretti — Posted October 26, 2021

Herbicide’s label allows growers to experiment with various plants and levels Herbicides are an important weed control method in container-grown ornamental plants. Knowledge of crop tolerance to herbicides is essential for a safe and effective weed control program. Tolerance to a specific herbicide application method depends on the crop species and the cultivar. Thus, developing […]

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

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

NURSERY NEWS

GOP gubernatorial candidate Christine Drazan visits Farwest Show

Deciphering Oregon’s plastics recycling law

J. Frank Schmidt & Son Co. celebrates 80 years as a nursery standout

Monrovia Nursery Company celebrates 100 years of innovation and looks to the future

New AmericanHort CEO introduces himself to OAN

Bailey Nurseries removed dams to build environmental resilience

The new NurseryGuide.com powers up with new features

Terra Gardens owner’s gesture for his mother opens the door to other wheelchair-bound gardeners

More Nursery News

From the pages of Digger

September 2026 Digger

August 2026 Digger: Farwest Show Edition

July 2026

June: The Shrubs Issue

May 2026: the Sustainability Issue

More issues of Digger

Pests and Diseases

Box tree moths pose a threat to Oregon nurseries

Managing Phytophthora: timing, temperature and emerging threats

Managing slugs and snails in Pacific Northwest nurseries

OAN leads grower-driven Japanese beetle solution

Prioritizing nursery pest challenges

More articles

FARWEST SHOW UPDATES

GOP gubernatorial candidate Christine Drazan visits Farwest Show

Sofia® Cherry Laurel and Saturnalia™ American hybrid oak shine at New Varieties Showcase 

Eschenfelder Farms wins Best in Show at Farwest

A sense of excitement in the air at Farwest

Deciphering Oregon’s plastics recycling law

More Updates from Farwest

The Value of Membership

ONF scholarships help recipients launch their career in horticulture

New AmericanHort CEO introduces himself to OAN

OAN members see benefits and rewards from serving ag industry organizations

More member stories

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