Dos si dos auto first time growing

Everything grow like should Do si dos 33 cm after LST which make stem stronger. 2 days ago she stars showing more white flowers she drinka around 750 ml - 1 l water every other day , this week only water and after that i introduce flower booster and flower nutrient for both ladies ( do si dos , critical Kush ) Critical Kush Light LST looks that do si dos Is much faster auto ( label said 70-75 days from seed day 35/36 First signs that she is Ready for next step still No signs for flower on Critical Critical Kush 2 much weeker then other one. Is around 10 cm behind (80 days from seed breeeder info) so maybe she gonna boost later on