Cronk PuurK 0-0-15 | Organic Potassium Plant Fertilizer Complete Nutrients Micronutrient deficiencies cause stunted growth

Micronutrient deficiencies cause stunted growth

The Cultivator's Club delivers maximum value to growers with consistent nutrient requirements throughout the year

4 61 XL 76

Base nutrients provide adequate PK for average flowering

Organic growers using coco coir

Cronk PuurK 0-0-15 | Organic Potassium Plant Fertilizer Complete Nutrients Micronutrient deficiencies cause stunted growthPuurK 0 0 15 is an OMRI certified organic potassium fertilizer sourced from upcycled durian fruit shells. The concentrated formula supports late stage flowering, enhances terpene and resin production, and improves plant stress tolerance without mined potash or synthetic salts. Fully soluble for clean performance across all growing systems. Potassium demand peaks during late flowering when plants synthesize terpenes, sugars, and other quality