MontanaGrow Silica Amendment Reviews

I noticed none of the benefits I typically see with potassium silicate. Research has not backed this amendment up so I would stick to wollastonite or rice hulls (already in a lot of BAS mixes). Not very compatible with my soils as a top dress. No doubt some bacteria will fix some silicon from this amendment, but why not work with something proven? Here is a paper comparing various silicon amendments: Silicon Soil Amendments for Suppressing Powdery Mildew on Pumpkin (2016) Wyenandt et al.