Birthday cake s1 cannarado genetics

Week 3 started off well. Gave my plants nutrients for the first time. Lowered the water dose compared to last week and noticed more growth so sticking to less is more until the flower stage. The temperature has been consistent. This week also allowed me to top my plants. And I have seen the new stems coming out the plant. I’ve added a co2 bag hoping to see some difference. I did add a second fan in to just keep the leaves wafting but it reduced the temp so I took it out