Royal fail dwarf, Orcs must die, First

This was my first stress, one of them seems to have troubles, I tought it was a calcium issue. I still have absolute no idea about ph. Starting having issues, I went the my grow shop and bought a p.h. meter. * 2nd of august 2021 / DAY 8 : 27°//61% – 21°//45% ☼ 70cm 16h00 : WATER * 3rd of august 2021 / DAY 9 : 01H00 : 24°//52% Change of ☼ period : from 12h00 to 18h00 DARK, weather was too hot // 22H44 : 26°//51% not growing * 4th of august 2021 / DAY 10 : 26°//50% - soil is wet Max 70% min 56% * 5th of august 2021 / DAY 11 : 11h15 : 25°//55% beggining of third floor * 6th of august 2021 / DAY 12 : 11h12 : 26°//44% 17h30 : 24.6°//49% 17h45 : ph 6.7 – 7.5 I bought a ph meter in my grow shop (they are angels, I like them very much, like humans helping during the war vs orcs) * 7th of august 2021 / DAY 13 : 11H30 : 26°//50-60% WATER + URINE 1.6 Litres ph 6.6 in --> ph 6.0 out ☼ 83cm [0] [0] [x] ---> [x] have calcium issue ---> This is the first orcs' attack * 08th of august 2021 / DAY 14 : 08h56 : 24.5°//50%