Neptune's Harvest Seaweed Plant Food is and organic liquid plant food made from Ascophyllum Nodosum that grows in the frigid waters on the floor of the North Atlantic. Seaweed, also known as kelp, is one of the best materials you can give your plants. It contains a treasure trove of over 60 naturally occurring nutrients and amino acids that plants thrive on. Additional benefits include:

Stimulates the development and activity of beneficial soil bacteria, which in turn will increase fertility of the soil by forming humus, improving aeration, and aiding in moisture retention
Gives plants better resistance to pest nematodes, diseases and insect pests
Increases plant hardiness and resistance to adverse environmental conditions, such as early frost, extreme heat and lack of moisture
Improves the nutritional value of fruit and vegetable crops
Increases and accelerates germination when used as a seed inoculant
Promotes extensive, healthy root systems, which means healthier foliage, flowers and fruit
Contains growth promoting substances (auxins, cytokinins, gibberllins) that enhance plant development, color and vigor