well personally i would label my plants and scatter them around with in each other, that way you have and even ballance with in the tent and you could close the door and keep the CO2 in the tent, like i said im no expert about plants but it just seems logical also i wouldnt flower the plants in your smaller tent, i would use them for cloning but thats just me. Im kinda cheap about some things and wouldnt want to spend money on seeds if i didnt have to