Neptune's Harvest Organic Fish & Seaweed Blend Fertilizer gives you the best of both products with a perfect blend of hydrolyzed fish and seaweed concentrate, ensuring a complete fertilization program. Growers using our Fish & Seaweed Blend fertilizer on a regular basis have reported increased marketable yields and improved quality. Fish and Seaweed are known to build natural sugar in plants, making them less susceptible to insect damage and disease. Flowers and foliage will be stronger and have great color. Buds will be more plentiful and fragrant.