Organo-mineral fertilizer Rokohumín - Z - universal in colloidal form contains keratin, enriched with humin acids and trace elements. This combination guarantees a significant effect of the rapid growth of plants, degradation of pollutants and heavy metals in crops intended for consumption. Rokohumín strongly supports the macro-and micronutrients intake of plants. Variability and universality lies in the use of application at fertilization of indoor and outdoor flowers (annuals and balcony flowers, roses and thermophilic plants ...), ornamental lawns, grasslands, flowering and evergreen plants, small fruits, fruit trees and agricultural crops.