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In Michigan’s competitive cannabis market, survival often marks success. Based in Warren, One Garden has scaled its 84,000 sq. ft. facility by building a resilient, collaborative team culture while staying true to craft, consistency, and continuous improvement.

From the start, Grodan stone wool has been the foundation of their precision strategy, giving the team confidence, efficiency, and control in crop steering. Their recent move to Grodan Improved pre-cut slabs with GR10s pushed results even further — boosting yields, strengthening quality, and streamlining daily workflows.

Supported by integrated systems like PIPP Horticulture racking, Fluence LEDs, and Dosatron fertigation, One Garden has created a scalable, precision-driven model for cultivation that holds strong in a volatile, price-compressed market. Their story shows how pairing the right tools with the right culture enables sustainable growth.

Download the full case study to see how One Garden scales efficiently with Grodan stone wool, system integration, and precision growing in Michigan’s cannabis market.

Grodan stone wool is the superior medium. It’s cleaner, easier, and saves us huge amounts of labor compared to soil or coco.

Nathan Kelly

Chief Cultivation Officer, One Garden

Key Takeaways from One Garden

  • Higher Yields & Potency – 35% increase in yields and 21% boost in potency after switching to Grodan Improved pre-cut slabs with GR10s

  • Operational Efficiency – Faster veg times, streamlined transplants, and quick room flips for cleaner, more efficient workflows

  • System Integration – Grodan slabs paired with Dosatron fertigation, Fluence LEDs, and PIPP racking for scalable precision growing

  • Consistency Across Cultivars – Effective steering of 70+ cultivars at scale with reliable results

  • Adaptability in Michigan’s Market – Flexible crop mix and recipes to stay competitive despite price compression and shifting demand

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With Grodan stone wool, we can clean and flip a room very quickly. That’s a huge advantage over soil or coco, which leave behind a mess.

Andy Watters

Chief of Staff, One Garden

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