Down to Earth Kelp Meal is pure Ascophyllum nodosum seaweed from the clean, cold waters of the North Atlantic Ocean. Hand-harvested, carefully dried and finely milled, our Kelp Meal provides a rich natural source of Potash and is an ideal nutrient supplement for all types of vegetables, herbs, flowers and perennials. Application Rates: 3 Cups = 1 lb; 1/2 cup = 3.5oz; 2 Tbsp = 1 oz. Vegetable Gardens & Flower Beds: To prepare new gardens, apply 1-2 lbs per 100 square feet and thoroughly mix into the top 3" of soil. For new transplants add 1-2 tsp per hole, mix into soil and water in well. To feed established plants, side dress 1-2 tsp per plant once each month during the growing season. Conatiners: For new plantings, add 1-2 tbsp per gallon of soil and mix thoroughly OR add 2.5 lbs per cubic yard. For established plants, lightly mix 1-2 tsp per gallon into the soil surface once each month during the growing season.