Dirtycarpet New Member Feb 21, 2019 #1 What is wrong for these plants? There are 4 different plants in a grow tent. I thought they developed magnesium deficiency and used Cal-Mag but it wasn't help though. What do you think? Attachments 1.jpeg 199.8 KB · Views: 17 2.jpeg 194 KB · Views: 17 3.jpeg 226 KB · Views: 17 4.jpeg 200.9 KB · Views: 18 5.jpeg 188.8 KB · Views: 18
What is wrong for these plants? There are 4 different plants in a grow tent. I thought they developed magnesium deficiency and used Cal-Mag but it wasn't help though. What do you think?
Couch_Lock Well-Known Member Feb 21, 2019 #2 https://www.royalqueenseeds.com/blog-nitrogen-deficiency-in-cannabis-plants-n589 Looks like a toxic nitrogen deficiency. Stop using nutes for awhile, stick to just RO water or water 6.0 to 6.5 pH for a week to 10 days.
https://www.royalqueenseeds.com/blog-nitrogen-deficiency-in-cannabis-plants-n589 Looks like a toxic nitrogen deficiency. Stop using nutes for awhile, stick to just RO water or water 6.0 to 6.5 pH for a week to 10 days.