Overall they look great. They do look a little thirsty or over watered and maybe a nute problem going on.
I would fill out a support ticket and see if we can’t get you some help. The support ticket can be found with a search on this website. Fill it out best you can & I can assure you, there are plenty of folks to help with this. Its hard to say without knowing specifics about your medium temps, etc…
Found it!
Strain; Type:
Grow medium:
PH In/Out:
PH of runoff:
What is strength of nutrient mix:
Indoor or Outdoor:
Temps; Day/ night:
Humidity Day/night:
Ventilation system:
AC room:
De-humidifier:
Co2:
Coppy and paste your answers the best you can.