What Biodynamics Taught Us

Jeff at Polish Hill

Jeffrey Grosset at Polish Hill Vineyard

“By improving plant and insect diversity and complexity, the vineyards have literally ‘come to life’. But this transformation taught us far more than we expected.”

Our story began with a simple vision: a hand planting a vine cutting into carefully chosen soil. For decades, we trusted our instinct about place, but approached change cautiously. Then biodynamics entered our world—not as dogma to follow, but as a teacher we didn’t know we needed.

Beyond Certification

Our A-Grade Certified Organic and Biodynamic status means meeting strict Australian Certified Organics standards—verified, rigorous requirements that became our foundation for learning. But certification was just the beginning of a much deeper education.

The Real Lessons

Biodynamics forced us to see our vineyards as living ecosystems rather than production sites. We began observing soil microbes, lunar cycles, predator-prey relationships, and the intricate connections that make a vineyard truly alive. What we thought we understood about our land was only the surface.

The diversity came first—more insects, different plants, richer soil biology. Then came deeper understanding: these weren’t separate improvements, but interconnected parts of a system we were finally learning to read.

Ongoing Discovery

Forty-five years in, we’re more confident than ever in our wines, and more curious than ever about our vineyards. Biodynamics taught us that farming isn’t about control—it’s about listening to what the land tells us.

Today, our vineyards aren’t just certified—they’re genuinely alive. The pristine fruit allows unimpeded expression of variety and place, creating wines that speak more clearly of their origins than ever before.

Biodynamics didn’t give us answers—it taught us better questions, and showed us how much we still have to learn.

Matt smelling the soil

Vineyard Manager Matt, smelling the ‘sweet’ soil