any 1 got expierence with chronic

were there yields good or bad and on average how long was the flowering times as am at end of 4th week and there no density in the buds and if they nead a 10 12 week flowering should i pk bit later as well . in pic three they are cheese and have been in the same time and a lot denser

Not grown chronic itself, but have grown a chronic pheno of Sannies Kolossus. It took 10 weeks to flower and did all of it's fattening in the last 3 weeks. I think yours are probably still taking shape, ready for a mad late fattening in the last 2/3 weeks.