thanks for the reply mscaboo.
the n.p.k. on the solution bottle is
15 13 98.
i have the epson salts & the lime now & just sprayed the plant.
also put the lime on the top of the coco husk & poured some feed on to dilute it to the roots.
feed bucket holda 25 ltrs water,2ml ph down.constant fed .like a auto pot
how long before i can see a change in the plants.here 2 latest pics of the plants & 1 from last week.