The global agricultural microbials market is projected to grow from USD 11.43 billion in 2026 to USD 21.47 billion by 2031, representing a 13.4% CAGR. MarketsandMarkets attributes the expansion to sustainable and regenerative farming, demand for biofertilizers, biopesticides and biostimulants, concerns over soil degradation and biodiversity loss, and efforts to reduce synthetic fertilizers and pesticides. Bacteria are expected to remain the largest type segment, while soil amendments hold a significant share by function. Europe is projected to be the second-largest regional market, supported by regulation, organic agriculture, research activity and demand for residue-free food. Leading companies include BASF SE, Bayer AG, Syngenta Group, UPL, Corteva, FMC Corporation, Nufarm, Sumitomo Chemical Co., Ltd., BIONEMA, Koppert, Certis USA L.L.C., Bioceres Crop Solutions, Novonesis Group, BioFirst Group and Lallemand Inc.