A nursery blending 12 cubic metres of substrate a week needs a number it can put on the batch sheet, not a range copied from a label. Get it wrong in the generous direction and you have sold a pallet of pots that weigh 40% more than last season, arrive waterlogged, and freight at a higher rate. Get …
Compost and gel get discussed as though they were interchangeable, since both are sold on the promise of holding water. Growers who blend them often expect the effect to add up neatly. It does add up, but not in a straight line, and the order of blending decides whether you end up with a uniform ame…
A pallet of gel arrives, the rep quotes a dose in grams per litre, and every grower in the yard nods. Then someone asks the obvious question: does that number hold in our mix, under our irrigation schedule, in our climate? You cannot answer it from a datasheet. You answer it with 60 pots, two benche…
