Trichoderma longibrachiatum

Soil Inoculant & Biostimulant for Plant Health, Nutrient Cycling, and Root Vigor

Trichoderma longibrachiatum is a spore-forming, plant-beneficial fungus used as a microbial inoculant and biostimulant to enhance root development, nutrient mobilization, and soil health. Known for its enzymatic activity and rapid colonization, this beneficial soil fungus improves organic matter decomposition, supports microbial diversity, and promotes plant resilience in diverse growing conditions. Widely used in organic and regenerative systems, it contributes to long-term soil fertility and crop vigor.

Main Functions:

Root initiation and growth enhancement via auxin-like metabolite production
Phosphorus, nitrogen, and potassium cycling through enzymatic breakdown and microbial mineralization
Soil structure improvement and humus formation through active organic matter decomposition
Supports rhizosphere health and balance by fostering beneficial microbial communities
Contributes to plant tolerance under abiotic stress conditions such as drought and salinity

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Enhances Root Development and Plant Growth

Functions as a rhizosphere-colonizing plant growth-promoting fungus (PGPF) and microbial inoculant to support early root development and vigorous plant growth.

Produces auxin-like metabolites (IAA) that stimulate lateral root growth
Accelerates seed germination and seedling emergence
Increases shoot biomass, leaf expansion, and chlorophyll content
Improves transplant success and early-stage resilience

Improves Nutrient Availability and Uptake

Acts as a biofertilizer and soil inoculant, enhancing nutrient access and efficiency through microbial processes.

Functions as a phosphate-solubilizing fungus, releasing organic acids that convert insoluble phosphorus into plant-available forms
Produces siderophores that chelate iron and improve micronutrient availability in the rhizosphere
Supports microbial breakdown of organic matter to release nitrogen and potassium
Promotes nutrient uptake efficiency and improves nitrogen availability under low-input conditions

Supports Rhizosphere Balance and Plant Resilience

Serves as a soil probiotic and beneficial soil fungus that fosters microbial equilibrium in the rhizosphere.

Helps maintain root zone balance in soils with microbial pressure from Fusarium, Rhizoctonia, and Pythium spp.
Produces enzymes like chitinases, β-glucanases, and proteases that contribute to organic matter turnover
Releases microbial metabolites that support beneficial root-microbe interactions
Stabilizes soil microbial communities after chemical or environmental disturbances

Improves Soil Structure and Health

Functions as a beneficial microbe for plants and natural soil conditioner, improving texture, water retention, and microbial activity.

Breaks down organic matter to support humus formation and soil aggregation
Produces natural biopolymers that enhance soil crumb structure and porosity
Supports nutrient retention through improved cation exchange capacity
Balances soil microbiota to sustain a healthy, biologically active root zone

Increases Tolerance to Abiotic Stress

Contributes to plant resilience under harsh environmental conditions through microbial-driven stress support.

Enhances tolerance to drought and salinity by improving osmotic regulation
Boosts antioxidant enzyme production (SOD, CAT, POD) to reduce oxidative stress in plant tissues
Improves water use efficiency and root zone function under abiotic pressure

Promotes Organic Matter Decomposition

Acts as a soil fertility microbe by accelerating the breakdown of crop residues and compost inputs.

Produces cellulases, hemicellulases, and lignin-degrading enzymes
Assists in compost decomposition and organic matter stabilization
Facilitates the release of bioavailable nutrients from plant biomass

Compatible with Sustainable and Organic Farming Systems

An ideal microbe used in organic farming that supports regenerative practices and natural soil fertility.

Enhances the performance of compost, vermicompost, and microbial blends used in sustainable agriculture
Compatible with humic acids, compost teas, and other biostimulant inputs
Safe for use in organic systems depending on formulation and compliance with certifying standards

Why Choose Our Trichoderma longibrachiatum?

High Spore Count for Effective Root Colonization – Manufactured at 50 billion CFU/g, our formulation ensures vigorous rhizosphere establishment and reliable performance across a range of soil types and climates.
Specialized Fungal Biostimulant & Soil Inoculant – Functions as a phosphate- and potassium-solubilizing fungus while enhancing root growth, organic matter decomposition, and microbial stability in the root zone.
Enhances Soil Health and Nutrient Cycling – Breaks down complex organic residues to improve soil structure, humus formation, and nutrient bioavailability, making it a valuable tool for long-term soil fertility.
Compatible with Biological and Organic Programs – Integrates well with other microbial inoculants, composts, and biostimulant products used in regenerative, organic, and sustainable cropping systems.
Versatile for Diverse Agricultural Applications – Used in vegetables, row crops, orchards, greenhouses, nurseries, and compost-based amendments. Suitable for growers, agronomists, distributors, and input retailers.
Consistent U.S. Fermentation Quality – Produced in our Wisconsin facility with strict controls on spore viability, purity, and moisture stability for long shelf-life and field-ready performance.

Looking to buy Trichoderma longibrachiatum in bulk or source fungal biofertilizers for organic or conventional use? Applied Biotech Industries is a U.S.-based manufacturer of beneficial soil fungi and bacteria that support plant performance and regenerative agriculture. We offer wholesale microbial fertilizers, private-label solutions, and custom fermentation services.

If you're searching for the best microbes for soil health, we’re a trusted microbial inoculants supplier serving growers, input retailers, and distributors worldwide. Contact us today to buy biofertilizers or learn where to buy microbial inoculants for your operation.

Concentration (CFU/g):

15 billion (1.5 × 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.
Reseal container tightly after each use.

Soil Application (Drip, Drench, or 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 growth or during periods of high stress or pest pressure
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

Compost or Organic Matter Amendment

Dosage:

20–40 grams per cubic meter of compost, organic substrate, or potting mix

Frequency:

Single application before use or at the beginning of composting/soil blending

Application Method:

For composting, first dissolve powder in water. Then spray piles and turn to evenly distribute product through the piles/windrows.
For organic matter amendment, evenly mix the dry microbial powder growing media during turning or mixing

**Q: What is Trichoderma longibrachiatum and why is it used in agriculture?**

A: Trichoderma longibrachiatum is a fast-colonizing, spore-forming plant growth-promoting fungus (PGPF) used in agriculture as a microbial inoculant, biofertilizer, and biostimulant. It supports root development, organic matter decomposition, and nutrient cycling while improving soil structure and rhizosphere microbial balance.

**Q: How does Trichoderma longibrachiatum improve plant growth and resilience?**

A: This beneficial fungus promotes early root growth by producing auxin-like compounds, enhances phosphorus and potassium solubilization, and helps plants tolerate abiotic stress such as drought or salinity. It also fosters a balanced microbial ecosystem, contributing to natural resilience in the root zone.

Q: What packaging sizes does Applied Biotech offer for Trichoderma longibrachiatum?
A: We offer T. longibrachiatum in bulk and wholesale formats designed for agricultural use in dry powder form in 22 lb pails, 44 lb pails and 340 lb drums (10 kg pails, 20 kg pails, and 155 kg drums).

**Q: Is Trichoderma longibrachiatum suitable for all crop types?**

A: Yes. It is widely used in row crops, vegetables, orchards, nurseries, turf systems, greenhouses, and regenerative farming operations. It performs well in diverse soils and climates, particularly where soil fertility microbes and organic farming microbes are valued.

**Q: How should Trichoderma longibrachiatum be applied in the field?**

A: Recommended application methods include drip fertigation, in-furrow application at planting, soil drenches, seed coating, and compost inoculation. For best results, apply early in the crop cycle to promote rhizosphere colonization and soil microbial balance.

**Q: Can Trichoderma longibrachiatum be used in organic farming?**

A: Yes. It is a naturally occurring beneficial soil fungus used in organic and regenerative agriculture. Be sure to confirm with your organic certifier that the specific formulation meets their input requirements.

**Q: Is T. longibrachiatum compatible with other microbial or biological inputs?**

A: Generally yes. It can be co-applied with many beneficial microbes for plants, including many Bacillus spp., fungi, and compost-based biofertilizers. However, avoid tank mixing with fungicides or incompatible chemicals unless compatibility has been tested.

Q: How does this fungus affect soil fertility and organic matter breakdown?

A: Trichoderma longibrachiatum is a powerful decomposer that produces cellulases and lignin-degrading enzymes, accelerating the breakdown of crop residues and compost. It enhances soil structure, improves moisture retention, and supports soil fertility microbe activity.

Q: What is the shelf life of this microbial product?

A: As a spore-forming fungal inoculant, T. longibrachiatum remains stable and viable for 12 months when stored in a cool, dry environment away from direct sunlight or for 24 months when stored under refrigerated conditions. Our formulation is optimized for long shelf life and field performance.

**Q: Where can I buy Trichoderma longibrachiatum or other microbial inoculants?**

A: You can purchase Trichoderma longibrachiatum through our website or contact Applied Biotech directly for bulk orders, wholesale pricing, or custom microbial formulations. We serve domestic and international customers.

Q: Does Applied Biotech offer private-label solutions for this strain?

A: Yes. We provide private-label manufacturing, bulk packaging, and custom blending services for agribusinesses, distributors, and product developers seeking high-quality microbial biofertilizers and beneficial soil microbes.

Safety Data Sheet (SDS)

1. Promotion of Drought Resistance and Growth in Pinus massoniana Seedlings by Trichoderma longibrachiatum
🔗 Read the study

Key Findings:

T. longibrachiatum inoculation significantly enhanced growth parameters under drought conditions.
Improved nutrient uptake (nitrogen, phosphorus, potassium) and increased antioxidant enzyme activities were noted.
Altered rhizosphere microbial communities, contributing to enhanced drought tolerance.

**2. Enhancement of Wheat Growth and Salt Stress Tolerance by Trichoderma longibrachiatum T6**
🔗 Read the study

Key Findings:

Inoculation with T. longibrachiatum T6 improved wheat seedling growth under salt stress.
Enhanced antioxidant enzyme activities and upregulated related gene expressions were observed.
Demonstrated potential for mitigating salinity-induced growth inhibition in wheat.

3. Growth Promotion and Late Wilt Disease in Maize by Trichoderma longibrachiatum
🔗 Read the study

Key Findings:

Application of T. longibrachiatum improved maize growth metrics in field conditions.
Improved plant growth metrics during late-stage maize development.

**4. Mechanisms of Plant Growth Promotion by Trichoderma Species**
🔗 Read the study

Key Findings:

Trichoderma species produce signaling metabolites with hormone-like activity that promote plant growth.
These metabolites enhance root meristem activity and nutrient uptake.
Contribute to increased yield through improved plant physiological processes.

**5. Effects of Trichoderma longibrachiatum on Soil Properties and Tomato Growth in Saline Soils**
🔗 Read the study

Key Findings:

Application of T. longibrachiatum improved soil enzyme activities and aggregate stability.
Enhanced root development and chlorophyll content in tomato plants under salt stress.
Demonstrated potential to rehabilitate saline-affected soils through microbial activity.

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**6. Phosphate Solubilization Potential of Trichoderma longibrachiatum Isolates in Agroecosystems**
🔗 Read the study

Key Findings:

Isolates of T. longibrachiatum effectively solubilized inorganic phosphorus compounds in vitro.
Demonstrated organic acid production as the primary solubilization mechanism.
Reinforces its role as a phosphate-solubilizing fungus contributing to sustainable nutrient management.

**7. Promotion of Seed Germination and Seedling Growth by Trichoderma longibrachiatum T6**
🔗 Read the study

Key Findings:

Seed treatment with T. longibrachiatum T6 enhanced germination rates and seedling vigor in wheat under both normal and saline conditions.
The treatment improved shoot and root biomass, indicating better nutrient uptake and growth.
The study suggests that T. longibrachiatum T6 can be an effective biofertilizer to promote early plant development, especially under stress conditions.

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**8. Impact of Trichoderma longibrachiatum on Soil Microbial Communities and Organic Matter Decomposition**
🔗 Read the study

Key Findings:

Application increased the abundance and diversity of beneficial soil microbes.
Enhanced decomposition of cellulose and hemicellulose in compost-amended soils.
Supports its use in organic matter turnover and soil fertility improvement.

Trichoderma longibrachiatum