Duda puntas quemadas o stress luminico

asdfghjkl404
asdfghjkl404started grow question 6y ago
The tips of one of my plants are burning, but I don't know if it's due to light stress or excess fertilizers since I have All Mix... it only happens with 1 plant and a few leaves. It's worth noting that I used to have the light at 35cm. auto, 28 days,
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Week 4
Leaves. Edges burnt
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The_Bearded_Grower
The_Bearded_Groweranswered grow question 6y ago
Greetings from Canada. I would say it may be both the light (13 inch is a bit close even for LED) and nutes different plants stains react different to nutes ( what may be good for one may not be so good for the other) I would also flush out the plant with at least 18L of water (that should get it nice and low ppm's) and then start with the nutes again. In my grows I put 2L of water 10 min before I add 3L of nutes and I have never had a problem since. On a side note you should add micro to your 3 part as it should be micro + grow + bloom then any other nutes you want to add.
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Mr_Weeds_Autos
Mr_Weeds_Autosanswered grow question 6y ago
Hey Growmie, If it's just the one plant, I wouldn't say it's the lights. It's more likely due to nutrient overload in the soil. Try flushing the plant to see if that helps.
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TimTheTerpMan
TimTheTerpMananswered grow question 6y ago
There is also signs of heat / light stress from the cupping of the leafs. But that wouldn't cause the burned tips like that.. 👊
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TimTheTerpMan
TimTheTerpMananswered grow question 6y ago
Does it happen to be on the one that's a different strain than the other two? could just be that the one plant just couldn't handle as much as the others. you could just dial back the amount you use a little and It should be fine. Wouldn't worry to much they look good! Happy growing! 👊
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Bloombuster
Bloombusteranswered grow question 6y ago
Hey bro! This is definitely heat stress or light burn! The leaf tips are pointing up, it's too hot for her! Direct the airflow from the fans to the outer growth points, you need to lower the temperature in those areas! 👌😇👍 Good luck, bro!
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