Soil and Plant Enhancer (SPE-120) with active
ingredient Beauveria bassiana, is a natural,
beneficial fungus that forms a symbiotic
relationship with plants. JABB strains are isolated
from plants, for plants. As the plant grows, the
symbiotic endophyte in SPE-120 grows with it,
living in the roots, stems, and leaves. SPE-120
is OMRI listed.