Grodan AO Flats Optic Foliar and guano to provide a

and guano to provide a 1-4-5 NPK ratio

Happy beneficial microbes in the root zone

or slow stunted growth

and a control range of 68-108°F (20-42°C)

Dutch Nutrient Veg Fortifier 12-40-12 is designed specifically to stimulate plant growth

Grodan AO Flats Optic Foliar and guano to provide aGrodan AO (A OK) starter plugs are high quality, stonewool (rockwool) growing media designed for seed germination and cutting propagation. These plugs are generally sold in sheets that fit into standard 10x20 hydroponic flats, making them ideal for managing large numbers of seedlings or clones. Optimal Air Water Balance: The fibrous structure maintains a high capacity for nutrient absorption while ensuring sufficient oxygen for rapid root development.