Q: Several brown, dead rings have formed in my lawn this summer. They seem to coincide with a type of mushroom. Are the mushrooms causing this? Is there any treatment short of applying a fungicide that is effective? Will the lawn recover on its own?
Oregon is among the world’s best regions for farming European truffles. With the development of modern seedling inoculation methods, 80-90% of French truffles are now grown in orchards of inoculated oak and hazelnut trees. While...