
Agricultural Biologicals
TerraMax microbial inoculants make providing nitrogen and nutrients to your crops simple and natural. Our lines of Azospirillum-based and rhizobia-based products help your plant’s root systems effectively pull nitrogen from the air and access nutrients from the soil to promote plant growth, providing you with higher crop yields, more robust root systems and healthier plants.


Corn
Seed Treatments / In Furrow
TerraMax microbial corn inoculants not only perform reliably in the lab, but also deliver consistent results in the field. With a minimum shelf life of two years, these products offer exceptional longevity. They are available in both dry and liquid formulations for flexible application and include PFR Proven options like MicroAZ-IF and Vertex-IF Liquid. As all-natural solutions, they also support sustainable farming practices.
Soybean
Seed Treatments / In Furrow
TerraMax offers soybean inoculants designed to enhance nodulation, maximize nitrogen fixation, and boost crop yields. Trusted by growers across the country, these inoculants feature strains of Bradyrhizobium japonicum and advanced biological formulations that deliver consistent performance across diverse field conditions. Among the standout products, TerraMax Dry and TerraMax Liquid-IF are PFR Proven by Beck’s Hybrids, further validating their effectiveness through rigorous, independent testing.



Alfalfa
Broadcast Microbial Inoculant
Alfalfa Booster is an alfalfa inoculant that combines two powerful bacteria, Sinorhizobium and Azospirillum, into one easy-to-use formula. Sinorhizobium encourages nodulation with each application. Azospirillum fixes nitrogen so the plant can use it while stimulating enhanced root growth, helping plants access nutrients and water more effectively. Alfalfa Booster comes in a dry seed treatment and a liquid for broadcast application that should be applied after every cut.
Wheat
Seed Treatments / In Furrow
MicroAZ – Wheat is a scientifically advanced biological seed treatment specifically formulated for wheat, oats, and barley. Utilizing Azospirillum technology, this next-generation solution is adapted to maximize performance and return on investment in small grains. MicroAZ – Wheat is field-proven to increase yields, enhance grain protein and quality, and promote early root development. With TerraMax’s exclusive stabilization technology, it maintains microbial viability for over two years, ensuring unmatched shelf life, consistency, and convenience.


Cover Crop
Seed Treatments / In Furrow
Bolster L™, available in both liquid and dry formulations, is a versatile microbial seed treatment designed for grasses, small grains, brassicas, and specialty cover crop blends. Both formulations support healthy roots, efficient nutrient uptake, and consistent nitrogen fixation across diverse field conditions.
Legumes
Seed Treatments / In Furrow
Optimum PLV is a high-performance microbial inoculant specifically formulated for peas, lentils, and vetch. Available in both dry and liquid formulations, it offers flexible, easy-to-apply options for all growers. Combining two targeted species of rhizobium with Azospirillum brasilense, Optimum PLV enhances root development, improves nodulation, and boosts nitrogen fixation and nutrient uptake, leading to healthier plants and increased yields.
Organic
Seed Treatments / In Furrow
TerraMax organic microbial inoculants for corn, soybeans, and wheat are designed to help growers produce healthier, higher-yielding crops through sustainable farming practices, while meeting National Organic Program (NOP) certification standards. Formulated with precise, crop-specific bacterial strains and backed by proven TerraMax technology, these organic inoculants support sustainable farming by enhancing nitrogen fixation, stimulating strong root development, and promoting nutrient-rich soil.
LAWN & TURF
PRODUCTS
TerraMax offers a complete line of turf care products engineered to accelerate turf repair, improve soil health, and promote deep, resilient root systems. Backed by biological science and proven microbial technology, our turf solutions help you grow greener, stronger turf with less chemical input.

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