Need help possible nute problem

[Jamie cole]

growing for 1st time and thought id start 60"x60"x80" secret jardin grow tent with one p600 LED grow light and starting with x4 dinafem moby dick xxl in 12 litre pots using canna terra professional mix it week 2 now and starting to see clawing on one of the plants with dark green leaves i have used a really small amount of rootbastic at this stage and this is the plant i can see this happening to

 

[blake9999]

Do you have any pics so we can see the problem?

 

[Jamie cole]

this is the only one that has this problem the other 3 has a minor yellowing coming in the leaves and ideas and suggestions would be helpful thanks

 

[Tiffj]

this is the only one that has this problem the other 3 has a minor yellowing coming in the leaves and ideas and suggestions would be helpful thanks

Can’t tell due to the purple led dude!

 

[Tiffj]

The clawing and dark leaves is classic N tox by the sounds of things! Lay off the nitrogen for a while until they lighten up a bit.