Black/brow dots/marks on leafs

Hello guys,
i have black or bworn dots or marks on my leafs. Could someone pease help me solve this problem? Its in soil.
Thank you very much!

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Welcome to the forum @sirBazz
Looks like it could be a phosphorus deficiency Fill in the support ticket the best you can. It will give others a better look at what might be going on.
How old are your girls?

COPY/PASTE: This “Support Ticket” into your forum post.
Answer these simple questions the best you can.
If you do not know, or do not use something; Just say so = NA

Strain; Type, Bag seed, ILGM… name of strain:

Age from Sprout:

Soil in pots, Hydroponic, or Coco / Brand and type of Soil & Size of Pots:

How often do you water and how do you determine when to do so?

PH of water and runoff or solution in reservoir:

What is strength of nutrient mix? EC, or TDS:

Indoor or Outdoor:

Light system, size and height from plants:

Temps; Day, Night:

Humidity; Day, Night:

Ventilation system; Yes, No, Size:

AC, Humidifier, De-humidifier:

Co2; Yes, No:

Add anything else you feel would help us give you a most informed answer. Feel free to elaborate, but short, to the point questions and facts will help us help you

4 Likes

I would like to see support ticket filled out that @Sasquatch was nice enough yo copy and paste for you

Here a guide that you can check out in the mean time

http://www.ilovegrowingmarijuana.com/identify-marijuana-plant-problems/

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Yup support ticket… n i keep these handy so ill just leave’m here…image image

I would agree based on a PH departure at some point. I would ask what the OP used to monitor the PH of his input liquid…

Sorry, im new here.

Strain; seed - name: green poison.

Age: 12 weeks

My own soil. Size of Pots: aprox 40 litres

How often do you water and how do you determine when to do so?
every two days

PH of water and runoff or solution in reservoir:
runoff

What is strength of nutrient mix? EC, or TDS:
biobizz bloom, topmax, heaven, acti vera - 5-5-5-10

Indoor or Outdoor:
out

Light system, size and height from plants:
no
Temps; Day, Night:
33°C day 20°C night
Humidity; Day, Night:
dont know
Ventilation system; Yes, No, Size:
no
AC, Humidifier, De-humidifier:
no
Co2; Yes, No:
no