Hello 👋 OK Take No more nutrients and No water for 24h !,😉 i think its the Problem!
Tip for big hard buds , Buddy, Take huminity to 55% at week 7 to 50% Air huminity! Day temp to 20 max 26 °C
Week 7 you can cooler night 18 day 24-25°C Take Air flow to the buds thats All!😃👍😋 Good Grow