Neptune's Harvest Kelp Meal 4 lb Bag (6/Cs)Brand: Neptune's Harvest Features: Natural and cost effective enhancement to any soil fertilization and conditioning program Natural and cost effective enhancement to any soil fertilization and conditioning program Can be mixed with most fertilizers and soil conditioners Can also be incorporated into potting soils, seed and transplant beds, as well as with composting material Apply in early spring as soon as soil can be worked Binding: Kitchen model