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Why Your Plants Need Silica
906 µmol/s Photon Flux (PBAR 280-800 nm)
and overall health
Because of the high saponin levels
failure to do so can cause lock-out with other ingredients
Ultra Tech Vermiculite size:12Qt Why Your Plants Need SilicaSpecial Fine (Super Fine) Used in seed germination as a top dressing. Fine Grade Often used as a top dressing in seed germination. Provides added water retention in both the mix and on top of the trays. Medium Coarse This is our horticultural grade. Our most popular product. The ideal grade for mixes, vegetable transplanting, hydroponics, and small area gardening. Our screening process removes all impurities allowing the vermiculite to properly