What is causing this?

Porky101

Well-Known Member

Oct 18, 2019

• #1

Hi everyone!

Growing under led.
80f
1.1-1.4 ec
Ph6
Perlite /hempy


I think it's a calmag Def?

But how to correct it?

Add calmag??

 

R Burns

Well-Known Member

Oct 18, 2019

• #2

Its a Phosphorus deficiency. Hit it with a couple doses of bloom nutes.

 

C

CannaCountry

Well-Known Member

Oct 18, 2019

• #3

Are you supplementing Ca?

 

Porky101

Well-Known Member

Oct 19, 2019

• #4

R burns is correct, some MKP stopped the progression and the plants perked right up.

 

Porky101

Well-Known Member

Oct 19, 2019

• #5

CannaCountry said:

Are you supplementing Ca?

Click to expand...

Im not adding more CA to my mix, but I do have CA in my mix from Cal nitrate.

 

hellmutt bones

Well-Known Member

Oct 19, 2019

• #6

Calcium deficiency