Brown leaves

[Miiiikka]

My plants is slowly dying and i have zero clue whats happening

Led is 3000k dimmed down to 100w now
Ec 0.8
RH 40%
20/4 ligt schedule
Water temp 22c

[Doink]

Fill this out to help.

Soil, hydro or coco?:

Strain:

Photo or Auto:

Plant age:

Pot size:

Has it been repotted? and when?:

Soil type:

Nutes or additives used and how often for soil:

Air temps (max min):

Res temps (max min):

Humidity:

Lighting type and wattage (hps, led, cfl):

Light schedule:

PH level:

EC (hydro and coco only)

Background EC.

Feed schedule and nutes (for hydro and coco)

Anything else you think may be relevant!

[Bethmeg]

I’d pull it out the bucket and try and recover it by hand.

May have a root problem,without knowing all the ins and outs.

[Miiiikka]

25l bubbler

Strain: RQS Critical

Photo or Auto: Photo

Plant age: 4 weeks

Pot size:

Has it been repotted? and when?:

Soil type: rockwool cube in bubbler

Nutes or additives used and how often for soil: The Genesis bloom grow micro + liquid sand + pro-tect

Air temps (max min): 23c / 26c

Res temps (max min): keeping it around 21-23c

Humidity: 40%

Lighting type and wattage (hps, led, cfl): 480w 3000k qb led, dimmed to 20%

Light schedule: 20/4

PH level: 5.8-6

EC (hydro and coco only) 0.8

Background EC. 0.18