Diahydro Silicon Chippings 40 litre bag
Diahydro - a High Silica Growing Media. As Diahydro is an inert mineral medium it is sterile and free from disease and seeds. A very important benefit of diatomaceous earth is that it has the unique property of killing insects and parasites, as the sharp edges of the diatoms puncture insect exoskeletons. No insect will crawl over diatomaceous earth. 100% natural. high silica content (87?94%) and super absorbent ?150% of own weight in water. Optimal thermal conditioning at the root level. Protection from crawling insects Chemically inert Ph neutral (6?7). Does not agglomerate due to multi-faceted structure. High cation-anion exchange (CEC) of 42.