Transplanted plants, white spots on leafs now

A question from a fellow grower:

please help me,i have 100 feminised arjan haze 3 and
50 feminised g13 haze,they have 30 days and i transport them outside 6
days ago,many of them got white spot on their leafs and getting
destroy,what should i do,please advice me ,please

It might be bugs or disease but spots are most often a pH related issue. What is the pH of the water you give it, the pH of the nutrient mix after it has been mixed with the water, and finally what is the pH in the soil?