churchhaze
Well-Known Member
Silicon deficiency are vary rare, along with molybdenum, does not make it not a nutrient.
"A silicon deficiency prevents the plant from developing strong leaves stems or roots. It also makes the plant more susceptible to fungal and bacterial diseases and insect infestation. The plan also exhibits a reduction in it's photosynthetic activity and overall yield is reduced."-marijuana gardener saver by J.C Stitch.
I didn't ask how rare it was, I asked what a silicon deficiency looks like. I don't even know what a silicon deficiency would look like if i saw one.