calcium deficiency,lockout?

Olive Drab Green

Well-Known Member
Cal/Mag def, N-tox, P/K def. You're overwatering, overnuting, and I think you have either lockout due to N abundance or you're just flushing away all your mag, phosphorus, and potassium.
 

Olive Drab Green

Well-Known Member
Also, 300w, in my opinion, is going to underlight a plant 5 weeks into flower, but that'll just lessen yields and that's all your call.
 

HansBud

Well-Known Member
foliar feed bro..
bypass whatever issues you may have in the rootzone
i would love to try feeding that way but lights are on to much as I grow autos
Cal/Mag def, N-tox, P/K def. You're overwatering, overnuting, and I think you have either lockout due to N abundance or you're just flushing away all your mag, phosphorus, and potassium.
yea she's a lil over nuted definitely not over watered her pot is light as hell when I water and that's every two days if anything i feel i should water more cause she drinks so fast and as for the lights got more on the way
 

Olive Drab Green

Well-Known Member
i would love to try feeding that way but lights are on to much as I grow autos

yea she's a lil over nuted definitely not over watered her pot is light as hell when I water and that's every two days if anything i feel i should water more cause she drinks so fast and as for the lights got more on the way
A gallon isn't overwatering to you?
 

Olive Drab Green

Well-Known Member
It doesn't look overwatered, but I'm near positive three quarts of water is too much, and that is probably a contributor to the mag, potassium, and phosphorus def.
 

HansBud

Well-Known Member
It doesn't look overwatered, but I'm near positive three quarts of water is too much, and that is probably a contributor to the mag, potassium, and phosphorus def.
5 gallon smart pot and I almost never get runoff
where do you see signs of potassium def? I'm.sure its calmag and slightly phosphorus but I don't know what you see that I don't haha
 

Olive Drab Green

Well-Known Member
Calmag deficiency shows when the leaf is yellow except for the green veins. Your plant is showing yellow spots toward the edges and at random places on leaves, which is potassium and phosphorus. However, if you're lacking those, you are probably also lacking calcium and magnesium. And the only reason for this is either that you haven't been nuting, which you have already stated you have, OR that you are watering so much that you're leaching all of the nutrients away.
 

HansBud

Well-Known Member
Calmag deficiency shows when the leaf is yellow except for the green veins. Your plant is showing yellow spots toward the edges and at random places on leaves, which is potassium and phosphorus. However, if you're lacking those, you are probably also lacking calcium and magnesium. And the only reason for this is either that you haven't been nuting, which you have already stated you have, OR that you are watering so much that you're leaching all of the nutrients away.
hmmmm yea I see what you mean but that's so strange cause I have obviously nute burned her and she drinks water like a fish! I never really get runoff so in my thinking that means no nutes are being flushed away but either way I'm gonna try and take nitrogen down alot and give her more p and k I fed her last night pretty light feeding and threw 3.5mls if calmag in there we'll see spreading stops or not
 

Olive Drab Green

Well-Known Member
leach
lēCH/
verb
  1. (with reference to a soluble chemical or mineral) drain away from soil, ash, or similar material by the action of percolating liquid, especially rainwater.
    "the nutrient is quickly leached away"
    synonyms: drain, filter, percolate, seep, filtrate, strain
    "the chemicals leach into our drinking water"
    • subject (soil, ash, etc.) to a leaching process.
 

DupreeFlowers

New Member
Did you ever learn what the final verdict was? I am facing a similar experience and almost positive that lack of run off when watering led to a high EC Nitrogen tox, which proceeded to lock out Cal. I've flushed down to 600 ppm and am now feeding with 1000 ppm, but my problem are persisting like they have too much N. Which shouldn't be the case now. Have wanted to feed with Cal/mag but do not want to further burn them with the available N that is in AN's cal/mag..
 
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