at this stage its so important for the the buds not to get burned, even if the leaves are expressing some deficiencies.
I have given low doses of Micro nutrients and potassium delivered from banana FFJ + 3 days i have given active aerated compost tea I believe that this strain would take at least another 10 days for plant 2 and 20 days for plant 3 and 4 and maybe another 25 days for plant 1, but next week i will be so easy on the nutrients