It truly is open up far more at the bottom that Individuals ones then at the top has a small boob and just a little nipple lol thats what I have often looked for and immediately after picking a few of the bottom on the stems flip blue. I've read https://directoryholiday.com/listings12565730/how-most-common-weed-strains-uk-can-save-you-time-stress-and-money