Vineyard fertilizer sourcing and cost volatility threatening crop yields and profitability

North Bay vintners face unpredictable fertilizer availability, rising costs, and supply chain disruptions that directly impact vineyard health and wine production. Current fertilizer suppliers are unreliable or expensive, forcing growers to scramble for alternatives like composting, but these solutions require significant operational changes, expertise, and upfront investment that many small to mid-sized vineyards cannot easily implement.