the master cookies are up first they smell so strong that you can smell the cookies when you open the tent, then 3 9lb hammers are the shortest but catching up. then shrieker coming in with adult leaf looking nicely and growing very fast now. they were fed alfalfa mycorhizall compost tea. a special brew. see how much they grew from last week
If your plants are already at 18in you should switch soon if in a tent. This is because plants will double to triple in size once switched to flower and you need to maintain a certain distance between your lights and your canopy.