Welcome Allan. Did you try to germinate all 30 seeds and 16 were successful? These are still super young to determine what your yield will be. Join the forum and you’ll get a bunch of help. They look like they are stretching quite a bit. Do you have more info? It would help if you fill out a support ticket.
Answer these simple questions the best you can.
If you do not know, or do not use something; Just say so = NA
Strain; Type, Bag seed, ILGM… name of strain:
How many plants:
Age from Sprout and Flower:
Soil in pots, Hydroponic, or Coco / Brand and type of Soil & Size of Pots:
How often do you water and how do you determine when to do so?
PH of water and runoff or solution in reservoir:
What is strength of nutrient mix? EC, or TDS:
Indoor or Outdoor:
Light system, size and height from plants:
Temps; Day, Night:
Humidity; Day, Night:
Ventilation system; Yes, No, Size:
AC, Humidifier, De-humidifier:
Co2; Yes, No:
Add anything else you feel would help us give you a most informed answer. Feel free to elaborate, but short, to the point questions and facts will help us help you