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You are here: Home / Archives for Luisa Santamaria

Program equips growers with knowledge to prevent and diagnose nursery crop diseases

By Luisa Santamaria — Posted November 29, 2023

Our mission is to provide nurseries and their teams with the information and resources they need to protect and improve plant health.

Filed Under: Blights, Boxwood Blight, Growing Knowledge, Phytophthora, Plant Diseases, Plant Pests and Diseases Tagged With: Education, Plants, Wholesale Nurseries

Nostoc: A nursery nemesis

By Luisa Santamaria — Posted May 25, 2022

Exploring novel approaches to long-term, sustainable management, and even use, of cyanobacteria By Luisa Santamaria, Maria Marlin and Katie Gregor One mention of nostoc is likely enough to fill any nursery manager with intense terror and agony. Nostoc, a green jelly-like film growing over gravel or on ground surfaces that are constantly wet, is a […]

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

Working smarter, not harder

By Luisa Santamaria — Posted February 1, 2017

OSU Extension Service offers programs designed to increase knowledge among nursery workers, thereby increasing their productivity.

Filed Under: Blights, Boxwood Blight, Growing Knowledge, Phytophthora, Plant Diseases, Plant Pests and Diseases Tagged With: Digger, Digger magazine, Education

Disinfectants: In search of a silver bullet

By Luisa Santamaria — Posted May 3, 2016

Answers to the question, “What is the best product to use for disinfecting tools, benches and greenhouses?”

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

A biological introduction to cyanobacterial mats

By Luisa Santamaria — Posted March 1, 2016

Get the facts on the slimy green growth that plagues
nursery container yards.

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

NURSERY NEWS

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

OAN announces 2025 Friends of Nurseries award winners

OAN leads grower-driven Japanese beetle solution

AmericanHort president and CEO to step down

In memoriam: Bill Van Belle

Longtime employee buys Heritage Seedlings and Liners

In Memoriam: Melvin John Steffenson

New USDA Census of Hort arriving in mailboxes this month

More Nursery News

From the pages of Digger

March: The Perennials Issue

February: The Greenhouse Issue

January 2026: The Retail Issue

November 2025: The Transportation Issue

October 2025

More issues of Digger

Pests and Diseases

OAN leads grower-driven Japanese beetle solution

Prioritizing nursery pest challenges

New tools in the battle against thrips

Aiming for precision in pest control

Oregon’s nursery licensing program aims to keep the entire industry healthy

More articles

FARWEST SHOW UPDATES

2026 Farwest Show issues calls for speakers

Excitement, optimism prevail at 2025 Farwest Show

Dazzling plants, products garner Retailer’s Choice Awards

Youngblood Nursery wins Best in Show booth honors at the 2025 Farwest Show

Glow Sticks Fescue wins top honors from judges at Farwest Show’s New Varieties Showcase 

More Updates from Farwest

The Value of Membership

AmericanHort president and CEO to step down

OAN honors industry leaders at 2025 Convention

Meet the Leader: Patrick Peterson

More member stories

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