Fertilome Blooming & Rooting Water Soluble Plant Food Is Our Best Seller. You will get more flower power and food with this plant food. Note the high phosphate level. By far outdoes the leading national brand everyone knows. Also contains less salts. You can foliage feed or soil drench feed. You can feed plants in the ground or in containers. You can feed flowers or you can feed vegetables. You will get better results with Blooming & Rooting. Bigger flowers and vegetables. Brighter colors and healthier plants. I put mine in my hose end sprayer and spray my entire perennial garden as well as all my hanging baskets. How strong you mix this concentrate with water depends on how you are using it. 9-59-8 formula 8 Oz.