Bio Fungicide Trichoderma harzianum Rifai Strain. This is a preventative biological fungicide disease control. Good on seeds, transplants, or other propagative material. Can be added to soils or planting mixes. Rootshield grows onto plant roots as the plant develops. Provides protection against diseases such as Pythium, Rhizoctonia, Fusarium, Cylindrocladium and Thielaviopsis.
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