Neptune's Harvest Fish and Seaweed Fertilizer Blend: 9 lbs. NPK 2-4-1Neptune's Harvest Fish and Seaweed Fertilizer Blend: 9 lbs. Organic Fish and Seaweed Fertilizer: Enriching Soil and Boosting Plant Health Key Features and Benefits: Natural and Organic: Made from sustainable fish and seaweed, providing a rich source of nutrients for plants. NPK 2 4 1: Provides a balanced ratio of nitrogen (2%), phosphorus (4%), and potassium (1%) for optimal plant growth. Enhanced Soil Structure: Improves soil aeration and water