Advanced Nutrients Piranha — Beneficial Fungi InoculantAdvanced Nutrients Piranha 24 Strain Beneficial Fungi Inoculant The fungal complement to Advanced Nutrients Voodoo Juice where Voodoo Juice colonises with beneficial bacteria, Piranha brings 24 strains of beneficial fungi to the root zone. Includes 8 Trichoderma species (aggressive, fast spreading fungi that suppress root pathogens) and 16 mycorrhizal species (both endo and ectomycorrhizae) that dramatically extend the effective root system. Why