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A concentrated mix of silicic acid and potassium hydroxide, known as potassium silicate, provides real benefits to plants, including increased resistance to pathogens, leading to healthier, stronger, and more vibrant plants. Guide Hydroponics/Semi Hydro: 1 tsp per quart of water. Soil/Potting Mix: 1/2 tsp per quart of water Tip Add GT Silica to plain water, stir vigorously and rest for 15 minutes. Add nutrient (GT Foliage Focus or other nutrients) to this solution, stir vigorously and rest for 15 minutes. Test pH and adjust to 6. Analysis 1.07% Soluble Silicon (Si) Soluble Potash (K20) 0.7% (derived from potassium silicate)
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🇺🇸 Ship from USA · On Agora since 2026
$22.00