brown tips

Hey all, I'm new to this forum as we just started growing and popped some seeds in January. We're growing Grapefruit Diesel from Next Generation. I wanted to know what you think might be my current problem? I was thinking it is heat stress, so today we raised the light to 30" (2½ft) and changed...

1st grow day 4... should I be worried

1st grow day 4... should I be worried

1st grow day 4... should I be worried

Hello there anyone have any ideas what this could be? Running undercurrent system, ph 5.7 to 6.3 feed at 1.4. Under high powered led at first I thought it was light stress but now not so sure. Ph keeps dropping quickly

Hi experts! I have a young auto/fem growing in a space bucket that I topped a week ago. Her new tops look good, but I noticed one fan leaf has brown tips on the leaf serrations. I'm concerned! Can you tell me what (if anything) I need to add to the water to combat this problem before it gets...

Newer growth yellow Older leaves browning from tips and edges inwards Ak47 (apparently, I wouldn't know) Germinated 25th feb '17 Miracle grow half strength Solo cups with heaps of holes covering the sides Growing in space bucket 20L 60w led ufo red and blue 3x pc fans 12v 80mm 18/6...

I need some help diagnosing some browning of the tips please. I have been following everyone's posts for quite a while and am on my very first indoor grow. I have this little girl at day 29 in FFOF soil with Earth Juice nutes. I know I had some issues with water ph that I do believe caused some...