Water-Soluble Silica! Approved for organic use as foliar spray
Agsil 16H Potassium Silicate is one of the few silicas that is water-soluble making it a great choice for people wanting to add silica to an irrigation supply or foliar spray. Agsil 16H is also a great choice for people looking for an oil emulsifier for pest management sprays.
Most liquid silica solutions on the market are just Agsil 16H in water, there is no secret ingredient unless you include the water they mix with. This is not the same as "silicia powder"
- 1.5g (1/2 teaspoon) in 4L of water for foliar spray or soil drench.
- You can make and store a concentrated nutrient solution by diluting 148g in 1L of water 7.8% liquid solution for easy application. Dilute 1/2 - 1 teaspoon (2.5-5ml) of solution per 10L of water for soil applications, or 1/2 teaspoon of solution per 10L for a foliar spray.
- You can also use Agsil 16H as an emulsifier for Neem Oil, add 3 grams of Agsil to 30ml of Neem Oil and mix into 10L of water to make a final spray solution. Spray once a week over all plant surfaces until it runs off.