Robert Linderman

Dr. Robert G. Linderman is a retired research plant pathologist and former research leader at the USDA-ARS Horticultural Crops Research Laboratory in Corvallis, Oregon. He is also a courtesy Professor Emeritus at Oregon State University. He has been in the industry for nearly 50 years and is currently the science guy for two companies: Plant Health, LLC and Santiam Organics, LLC.

Articles by Robert Linderman


Amendments to Improve Soil Health Amendments to Improve Soil Health Amendments to Improve Soil Health Amendments to Improve Soil Health


By improving the health of your soil, you can optimize the growth of your crops and increase the efficiency of your fertilizers.

Understanding Pythium Root Rot Understanding Pythium Root Rot Understanding Pythium Root Rot Understanding Pythium Root Rot


Pythiums are plant pathogens that cause damping off of seedlings, or nibble on the roots of older plants. There are pythiums everywhere in...

Basics of Plant Diseases: Part Three Basics of Plant Diseases: Part Three Basics of Plant Diseases: Part Three Basics of Plant Diseases: Part Three


So, you’ve determined the root cause of your plant’s disease, and it turns out to be a pathogen. Now it’s time to choose the most effective...

Basics of Plant Diseases: Part Two Basics of Plant Diseases: Part Two Basics of Plant Diseases: Part Two Basics of Plant Diseases: Part Two


Plants can be infected by different types of pathogens, ranging from fungi, bacteria, viruses and nematodes. It is important to diagnose...

Basics of Plant Diseases: Part One Basics of Plant Diseases: Part One Basics of Plant Diseases: Part One Basics of Plant Diseases: Part One


Almost everyone who grows plants, whether for their own enjoyment or professionally, will encounter plant disease problems at some point.

Mycorrhizae: The Straight Story Part 3 Mycorrhizae: The Straight Story Part 3 Mycorrhizae: The Straight Story Part 3 Mycorrhizae: The Straight Story Part 3


Dr. Robert G. Linderman continues his discussion of mycorrhizal fungi in the garden. This time he touches on the mycorrhizosphere...

Mycorrhizae: The Straight Story Part 2 Mycorrhizae: The Straight Story Part 2 Mycorrhizae: The Straight Story Part 2 Mycorrhizae: The Straight Story Part 2


In Part 1, Dr. Robert G. Linderman described how mycorrhizal fungi benefit plants. In part two of his three-part series, he talks about...

Mycorrhizae: The Straight Story Part 1 Mycorrhizae: The Straight Story Part 1 Mycorrhizae: The Straight Story Part 1 Mycorrhizae: The Straight Story Part 1


The term mycorrhizae describes the symbiotic relationship between specialized soil fungi and the roots of most plants on Earth. In part one...

Email Newsletter

Join thousands of other growers who are already receiving our monthly newsletter.