By continuing to use the website or clicking Accept you consent to our cookies and personal data policy and confirm that you are at least 18 year old. For details please see Privacy Policy and Terms
From one photo hard to guess, but if soil similar look you can get :
Too low ph and humidity, just a bit.
Overfeed with nitrogen and
Either magnesium issues, or even potash , or both.
Yes, this looks like a nutrient deficiancy. I just cant say what is missing. You might want to try a different bottle of nutrients. Harvest is some weeks away.