Urgent: discoloration on leaves in veg?

Overgrowtho

Well-Known Member

• Nov 23, 2023

• #1

Rockwool
5.9 ph
900 ppm tds
35000 lux
27C
65 RH

What is wrong here?

 

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SBNDB

Well-Known Member

• Nov 23, 2023

• #2

Shew…What u growing in, coco?

 

Overgrowtho

Well-Known Member

• Nov 23, 2023

• #3

Hi this is in Rockwool. Maybe my PPM was too low when I earlier had it down at 800?

 

SBNDB

Well-Known Member

• Nov 24, 2023

• #4

Some kind of lockout goin on. Was it alot higher than 800 ? Cause maybe u were over feeding?

 

Overgrowtho

Well-Known Member

• Nov 25, 2023

• #5

could have been PH at 6 is too high?

co2 too low?

 

Billy the Mountain

Well-Known Member

• Nov 25, 2023

• #6

Check your runoff EC and pH; you may be surprised.
That's a more representative look into what's going on at the root zone.