Brevibacillus laterosporus

Soil Inoculant for Enhanced Resilience in Pest-Challenged Crops

Brevibacillus laterosporus is a spore-forming plant growth-promoting rhizobacterium (PGPR) and versatile microbial inoculant used in regenerative and conventional farming systems. As a biofertilizer, biostimulant, and soil probiotic, this beneficial bacteria for plants enhances crop health, root health, and nutrient access while supporting microbial balance in the rhizosphere. Ideal for use in organic farming, it contributes to resilient plant performance through its activity as a soil inoculant and promoter of phosphate solubilization and abiotic stress tolerance.

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Root health and microbial balance in pest-prone soils
Phosphate solubilization and micronutrient mobilization for improved nutrient uptake
Plant resilience under abiotic stress, including drought and salinity
Beneficial enzymes and metabolites that foster rhizosphere stability

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Enhances Rhizosphere Balance Under Pest Pressure

B. laterosporus strengthens microbial activity and root-zone balance in soils commonly affected by insect and nematode pressure. Its natural metabolite production and compatibility with other biological inputs make it a valuable tool in regenerative soil health programs.

Thrives in pest-stressed rhizospheres, helping plants maintain vigor and resilience.
Functions synergistically with other beneficial microbes, including Bacillus thuringiensis.
Produces enzymes that support root-microbe interactions and microbial competition under stress.

Promotes Induced Systemic Resilience (ISR) and Microbial Stability

Through enzyme secretion and natural signaling interactions, B. laterosporus helps plants maintain systemic resilience and stimulates their innate defense mechanisms. Its actions contribute to the beneficial functions of soil inoculants and biostimulants used in modern regenerative practices.

Activates ISR-related gene expression, helping plants respond to both biotic and abiotic stressors.
Produces metabolites and lytic enzymes that foster microbial diversity and root-zone stability.
Promotes favorable soil conditions in the presence of common root-zone pathogens.
Aids in root-zone hygiene through biofilm disruption and organic matter decomposition.

Stimulates Root and Shoot Growth via Phytohormones

Some strains of B. laterosporus produce key phytohormones that drive early-stage vigor and nutrient access, making it a reliable soil probiotic and biofertilizer in crop production.

Indole-3-acetic acid (IAA): Promotes root elongation, branching, and nutrient absorption.
Gibberellic acids (GA): Stimulate seed germination and vegetative growth.
Supports early plant establishment, especially under suboptimal growing conditions.

Improves Nutrient Solubilization and Mineral Uptake

As a member of the community of phosphate-solubilizing bacteria, B. laterosporus plays a role in nutrient cycling and trace element availability, enhancing its utility as a biofertilizer and soil fertility microbe.

Phosphate solubilization: Converts insoluble phosphorus into plant-available forms via phosphatase secretion and organic acid production.
Micronutrient mobilization: Assists in the release of trace minerals like zinc and iron for improved plant nutrition.

Boosts Iron Uptake Through Siderophore Production

B. laterosporus naturally produces siderophores—organic compounds that bind and transport iron—strengthening the role of beneficial microbes for plants in micronutrient efficiency and competitive rhizosphere dynamics.

Improves iron acquisition in iron-limited soils, especially in high-pH or compacted environments.
Reduces competition from undesirable soil organisms by limiting free iron availability.

Establishes Root Colonization via Biofilm Formation

As a resilient beneficial soil bacterium, B. laterosporus forms biofilms that protect microbial function and promote long-term activity in diverse soils.

Promotes strong root colonization for sustained biostimulant effects.
Enhances microbial persistence under fluctuating soil moisture and temperature conditions.

Supports Soil Fertility Through Enzyme Activity

B. laterosporus is increasingly recognized among the best microbes for soil health thanks to its enzymatic activity, rhizosphere support, and root resilience benefits. This soil inoculant produces extracellular enzymes that help break down organic matter and cycle nutrients, contributing to long-term soil health and improved biological activity.

Secretes cellulases, proteases, and chitinases to decompose organic residues and promote nutrient release.
Functions as a soil fertility microbe that helps maintain active carbon and nitrogen cycling in the root zone.

Improves Tolerance to Abiotic Stress Conditions

Certain strains of B. laterosporus support stress resilience by enhancing antioxidant defenses and altering the rhizosphere environment under environmental pressure.

Improves drought and salinity tolerance by promoting antioxidant enzyme activity and osmoprotectant accumulation.
May reduce the effects of heavy metals in soil by transforming or binding contaminants such as cadmium and lead.

Why Choose Our Brevibacillus laterosporus?

High CFU Potency – 50 billion CFU/g for effective rhizosphere colonization and consistent performance
Multifunctional Microbial Inoculant – Combines microbial balance, stress tolerance, nutrient activation, and plant defense support
Versatile Biological Soil Additive – Enhances fertility, supports early root growth, and contributes to crop resilience
Ideal for Integrated Biological Programs – Compatible with other beneficial microbes in pest-stressed or pathogen-prone soils
Broad-Spectrum Application – Used across vegetables, grains, fruit trees, hydroponics, greenhouses, and turfgrass
Trusted Quality Fermentation – Spore-forming, non-GMO, shelf-stable, and manufactured for high viability and purity

Applied Biotech Industries is a U.S.-based microbial fertilizer manufacturer specializing in premium agricultural microbial strains for soil health and plant performance. We provide beneficial microbes for plants used in biofertilizer formulations, organic farming inputs, and regenerative soil systems.

Whether you're looking to buy microbial inputs online, source wholesale microbial inoculants, or partner with a trusted soil microbe supplier, we deliver research-backed products supported by expert fermentation and quality control.

Contact us today to request a quote, explore private-label options, or purchase agricultural microbes that drive resilient plant growth and sustainable soil health.

Concentration (CFU/g):

50 billion (5.0 × 10¹⁰ CFU/g) dry powder
Custom concentrations available upon request

Particle Size (Mesh):

Passes through 100 mesh sieve

Packaging Options:

22 lb (10 kg) pails
44 lb (20 kg) pails
340 lb (155 kg) drums
Smaller custom packaging available on request

Shelf-life:

1 year at room temperature
2 years refrigerated

Storage Recommendations:

Store in a cool, dry location away from direct sunlight
Keep container tightly sealed after each use

Drip Irrigation / Fertigation

Dosage:

100–200 grams per acre (250–500 grams per hectare)

Frequency:

Apply during early root establishment or transplanting
Reapply every 2–4 weeks depending on crop cycle and stress pressure

Application Method:

Dissolve thoroughly in water (ensure enough dilution volume to fully saturate the root zone)
Use an agitation tank or manual stirring to maintain microbial suspension
Apply through drip irrigation lines, micro-sprayers, or fertigation systems, positioning flow as close to the root zone as possible
Flush the system after application to prevent clogging or residue buildup
Do not tank mix with herbicides, fungicides, bactericides, or chemical pesticides

In-Furrow

Dosage:

25–50 grams per acre (60–125 grams per hectare)

Frequency:

Apply once at planting to target root initiation and early growth stages

Application Method:

Dissolve microbial powder thoroughly in water
Apply directly into the seed furrow or planting trench at seeding time
If using irrigation systems for delivery, ensure solution contacts the root zone
Maintain agitation to prevent settling

When tank-mixing with fertilizers:

Dilute fertilizer fully in water first before adding microbes
Do not mix with herbicides, fungicides, bactericides, or pesticides

Foliar Spray

Dosage:

50–100 grams per acre (125–250 grams per hectare)

Frequency:

Apply during vegetative stage or when stress/pest pressure is high.
Reapply every 7-14 days during periods of high stress

Application Method:

Apply in the early morning or evening to reduce UV exposure
Use a non-ionic surfactant or wetting agent for improved adhesion
Ensure thorough coverage of foliage, including undersides of leaves
Agitate spray solution continuously during application

Seed Treatment

Dosage:

3-5 grams per kg of seed

Frequency:

Single application before planting

Application Method:

Mix thoroughly with a sticking agent (e.g., sugar solution, gum arabic)
Coat seeds evenly, ensuring full surface coverage
Allow seeds to dry gently in the shade before sowing

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Q: What is Brevibacillus laterosporus and how does it support plant health?

A: Brevibacillus laterosporus is a spore-forming, plant-associated bacterium known for enhancing root vigor, rhizosphere balance, and microbial diversity. As a biostimulant and microbial inoculant, it improves soil function through enzyme activity and metabolite production that support nutrient availability, early plant development, and resilience under environmental stress.

Q: Where can I buy Brevibacillus laterosporus in bulk?

A: You can purchase Brevibacillus laterosporus directly from Applied Biotech Industries. We manufacture and supply bulk quantities in:

22 lb (10 kg) pails
44 lb (20 kg) pails
340 lb (155 kg) drums
We serve commercial farms, distributors, and manufacturers looking to buy beneficial microbes for plants, source wholesale microbial fertilizers, or develop private-label products.

Q: Does Applied Biotech Industries produce Brevibacillus laterosporus?

A: Yes. It is produced at our U.S. facility in Wisconsin. We maintain strict quality standards to ensure high CFU potency, spore viability, and formulation consistency. We supply agricultural input companies, retailers, and farm operations with ready-to-apply or bulk microbial inoculants.

Q: How is Brevibacillus laterosporus applied in agriculture?

A: This soil inoculant is compatible with a wide range of application methods:

In-furrow at planting to establish early root colonization
Soil drench or fertigation to enhance microbial activity and nutrient access
Seed treatment for vigorous germination and seedling support
Suitable for use in drip systems, hydroponics, and greenhouse programs

Q: What types of crops benefit from Brevibacillus laterosporus?

A: This strain supports plant health across a variety of production systems, including:

Row crops
Fruits & vegetables
Perennials
Controlled environments

Q: Can Brevibacillus laterosporus be used in organic farming?

A: Yes. This naturally occurring, non-GMO microbe is suitable for organic agriculture. It contributes to soil microbial diversity and fertility without synthetic inputs. As with all microbial products, confirm with your certification body for organic compliance prior to use.

Q: Is Brevibacillus laterosporus compatible with other beneficial microbes and inputs?

A: Absolutely. It can be co-applied with most biofertilizers, humic acids, and soil health inputs. It is often used alongside Bacillus subtilis, Paenibacillus polymyxa, or Trichoderma species in integrated soil programs. Avoid tank-mixing with harsh chemical pesticides unless compatibility is verified.

Q: How does this strain contribute to soil health and fertility?

A: B. laterosporus produces extracellular enzymes—such as proteases, chitinases, and cellulases—that assist in organic matter decomposition and nutrient cycling. These properties make it a valuable soil fertility microbe, especially in biologically active or regeneratively managed soils.

Q: Does Brevibacillus laterosporus help plants tolerate stress?

A: Yes. It supports resilience under environmental pressures such as drought, salinity, and compacted or low-nutrient soils. Its contribution to microbial balance, root development, and enzymatic activity helps plants maintain performance under stress.

Q: Is the product shelf-stable for long-term use?

A: Yes. As a spore-forming microbe, B. laterosporus offers excellent stability during shipping and storage. Our formulation remains viable for up to 12 months when stored in a cool, dry location away from sunlight.

Q: Does Applied Biotech offer private-label or wholesale programs?

A: Yes. We provide flexible wholesale and private-label options for input manufacturers, dealers, and distributors. Whether you're developing a custom microbial blend or sourcing a proven strain for your product line, we deliver consistent, research-backed microbial solutions.

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Safety Data Sheet (SDS)

**1. Plant Growth-Promoting Mechanism of Brevibacillus laterosporus on Apple Rootstock**
🔗 Read the study

Key Findings:

B. laterosporus AMCC100017 enhanced root biomass and shoot growth in Malus robusta.
Improved nutrient availability by producing IAA and solubilizing phosphate.
Demonstrated potential as a biofertilizer and PGPR for perennial cropping systems.

**2. Physiological and Genomic Characterization of Brevibacillus laterosporus K75 as a Soil Inoculant**
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Key Findings:

Strain K75 produced cellulase, protease, and siderophores beneficial for nutrient cycling.
Solubilized phosphate and contributed to soil fertility under laboratory conditions.
Genome analysis confirmed genes associated with plant growth promotion.

3. Endophytic Colonization of Brassica Crops by Brevibacillus laterosporus
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Key Findings:

Strains 1821 and 1951 successfully colonized internal root and stem tissues in cabbage and oilseed rape.
Endophytic colonization persisted for up to 28 days without adverse effects on plant growth.
Supports use as a root-zone microbial inoculant for enhanced plant–microbe interaction.

**4.Enzyme Production and Nutrient Cycling Capabilities of Brevibacillus laterosporus PBC01**
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Key Findings:

Strain PBC01 produced extracellular enzymes such as cellulase and protease relevant to soil organic matter turnover.
Showed tolerance to varying pH and salt levels, indicating robustness under field conditions.
Identified as a promising candidate for improving nutrient mobilization in biologically active soils.

**5. Impact of Rhizosphere-Inhabiting Brevibacillus laterosporus on Plant Nutrient Uptake**
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Key Findings:

Inoculation with B. laterosporus enhanced root surface area and increased phosphorus and iron uptake in test plants.
Contributed to improved rhizosphere microbial diversity and organic acid secretion.
Suggested value as a rhizosphere-competent PGPR in regenerative farming practices.

**6. Role of Soil-Derived Brevibacillus laterosporus in Abiotic Stress Tolerance**
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Key Findings:

Certain B. laterosporus strains increased seedling vigor and chlorophyll content under salt and drought stress.
Strains exhibited osmolyte production and antioxidant enzyme activity.
Demonstrated potential as a biostimulant to improve abiotic stress resilience.

**7. Genomic Survey of PGPR Traits in Brevibacillus laterosporus for Sustainable Agriculture**
🔗 Read the study

Key Findings:

Identified genes associated with nitrogen metabolism, siderophore biosynthesis, and phytohormone production.
Described its use as a multifunctional soil microbe contributing to nutrient mobilization and plant vigor.
Supports its use in biofertilizer formulations.

Brevibacillus laterosporus