Treehouse California Almonds, operating in the United States, has partnered with Sitos Group to establish a $9 million slow pyrolysisPyrolysis is a thermochemical process that converts waste biomass into bio-char, bio-oil, and pyro-gas. It offers significant advantages in waste valorization, turning low-value materials into economically valuable resources. Its versatility allows for tailored products based on operational conditions, presenting itself as a cost-effective and efficient More biocharBiochar is a carbon-rich material created from biomass decomposition in low-oxygen conditions. It has important applications in environmental remediation, soil improvement, agriculture, carbon sequestration, energy storage, and sustainable materials, promoting efficiency and reducing waste in various contexts while addressing climate change challenges. More manufacturing facility in Delano, California. Spanning 25,000 square feet, this commercial collaboration is designed to convert agricultural co-products generated from regional almond hulling and shelling operations into standardized carbon material. Scheduled to reach full operational capacity, the facility represents a strategic alignment between large-scale agricultural processing and durable carbon removal, integrating industrial manufacturing directly into regional supply chains.

The primary challenge addressed by this operational initiative involves the effective management and valorization of substantial volumes of organic residues produced by agricultural harvesting and processing. Almond processing activities yield significant quantities of leftover shells that require reliable, large-scale diversion pathways to prevent accumulation bottlenecks, avoid waste handling liabilities, and optimize facility economics. Without dedicated regional conversion infrastructure, these abundant agricultural byproducts frequently remain underutilized, representing an untapped resource for soil amendmentA soil amendment is any material added to the soil to enhance its physical or chemical properties, improving its suitability for plant growth. Biochar is considered a soil amendment as it can improve soil structure, water retention, nutrient availability, and microbial activity.   More and missed opportunities for regional sustainability objectives.

To resolve this operational hurdle, the project deploys an engineered facility featuring three integrated slow-pyrolysis units operating as a single system, capable of processing six thousand pounds of almond shell feedstockFeedstock refers to the raw organic material used to produce biochar. This can include a wide range of materials, such as wood chips, agricultural residues, and animal manure. More per hour. The installation includes an advanced drying system complete with strict emissions and dust controls, alongside Organic Rankine Cycle generators designed to repurpose waste thermal energy from the pyrolytic conversion into clean electricity for the local power grid. This configuration ensures continuous, high-efficiency processing that converts raw organic matter into standardized biocarbon while capturing energy offsets.

The outcomes of this facility development include substantially increased regional processing capacity for agricultural co-products, the creation of a dependable commercial inventory for soil enhancement, and the generation of verifiable carbon removal units. By securing local feedstock pathways, the partnership provides growers with a practical mechanism to reduce their carbon footprint while establishing an operational model for nature-based carbon dioxide removal. Additionally, the site functions as an educational hub, validating a reproducible framework for integrating circular economy principles into commercial agricultural operations within the United States.