PCP #31503 · Koppert Canada Limited · Fungicide
Biological fungicide containing live spores of Trichoderma harzianum strain T-22 for control of soil-borne fungal diseases in greenhouse crops, field vegetables, and turf. The beneficial microbe outcompetes plant pathogenic fungi for space and nutrients, colonizing plant roots ahead of pathogens and acting as a mycoparasite. Effective under wide temperature range (10-34°C) and pH 4-8.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Carrot | Cavity spot, Root rot and post-emergence damping off (Pythium violae, Pythium ultimum) | 6.07–10.1 kg/acre | – | – |
| Carrot | Cavity spot, Root rot and post-emergence damping off (Pythium violae, Pythium ultimum) | 375–750 g/m3 | – | – |
| Cucumber | Post-emergence damping off, Pythium root rot (Pythium ultimum, Pythium aphanidermatum) | 375–750 g/m3 | – | – |
| Lettuce | Post-emergence damping off (Rhizoctonia solani) | 6.07–10.1 kg/acre | – | – |
| Lettuce | Post-emergence damping off (Rhizoctonia solani) | 375–750 g/m3 | – | – |
| Ornamentals | Post-emergence damping off, Fusarium root rot and crown rot (Pythium ultimum, Fusarium oxysporum) | 375–750 g/m3 | – | – |
| Tomato | Fusarium root rot and crown rot (Fusarium oxysporum) | 375–750 g/m3 | – | – |
| Turf | Dollar spot, Microdochium patch (Sclerotinia homoeocarpa, Microdochium nivale) | 6.07–12.1 kg/acre | – | – |
About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.
