Episode 193: A Different Perspective on Fusarium with Heber Hall and Kirk Mersil

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In this episode, commercial indoor producer Kirk Mersil shares his journey managing a 10,000-square-foot controlled-environment facility through an unexpected crop health crisis. Facing harvest losses exceeding 50% due to extreme plant brittleness and severe quality collapse, Kirk resisted conventional advice to destroy the operation and instead partnered with researcher and consultant Heber Hall to diagnose the root physiological drivers behind the outbreak. Drawing on plant pathology and biochemistry, Heber explains that Fusarium is not inherently an aggressive pathogen, but rather a ubiquitous fungal endophyte capable of conferring disease protection and facilitating nutrient reduction…