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what are these spots

shakeyatl

Member
It looks organic right? that is soil in the bottom left.

possibly not enough circulation or too much heat. You could also just feed straight tap water for the next two feedings. If you use distilled water and don't replace the chlorine they could come deficient plus a good flush when entering flowering can keep the risk of nute burn way down
 

twiztidbudsmoke

Active member
If you use distilled water and don't replace the chlorine they could come deficient
please dont listen to this guy. I would check your plants for bugs first, spider mites to be exact, check the undersides of all your leaves, look for more spots, if its not bugs I would assume its probabely calcium magnesium deficient, but that is assuming alot without asking about your setup, if you could fill this questionaire out it could help us better understand your problem: https://www.icmag.com/ic/showthread.php?t=11688
 

depotman

New member
https://www.icmag.com/ic/picture.php...ctureid=436076

https://www.icmag.com/ic/picture.php...ctureid=436082


https://www.icmag.com/ic/picture.php...ctureid=436085

https://www.icmag.com/ic/picture.php...ctureid=436084

first of all thanks in addvanced in your help in the quest of growing myself some fine medicine. ok, heres the senario. grow space is 5' x 6' x 3' deep, i have a 400watt hps with 2 fans 6", one intake and one out. i have a 8' fan cerculating air. i feed with 2tsp a gal. of tiger bloom and 1tbl spoon of big bloom per gal. these 2 ladies were in 2 gal. containers and i transplanted into 5 gal. im not sure the temp but i don't thk its hot. as you can see i had a streching prob so i cut off the long stems down to the rest of the others height. the rest of them that would bend i tied them back. i noticed some spots on one of thems leaves and im not sure what it is. i already flushed it yeasterday before the transplant and after the transplant with 6.5 ph water. any other advise would be hreat. i sure would hate to fail my first grow. i have cronic pain and really need some smoke. thanks
 

SGMeds

Member
It doesn't appear that the rest of the leaves are showing this, though hard to see. BTW... couldn't open the links in your last post...?


It looks like wind damage to me... is it in front of the fan?
 

kmk420kali

Freedom Fighter
Veteran
It looks organic right? that is soil in the bottom left.

possibly not enough circulation or too much heat. You could also just feed straight tap water for the next two feedings. If you use distilled water and don't replace the chlorine they could come deficient plus a good flush when entering flowering can keep the risk of nute burn way down

WTF??!! Chlorine is NOT a nutrient...it is a fucking poison!!
Please do not give advice when you have no idea wtf you are talking about!!
 

barth

Active member
Ive recently had this issue. high heat and to much N. Also was over watering. Ill post pics if needed. Also have a bad case of fungus gnats.
 

shakeyatl

Member
WTF??!! Chlorine is NOT a nutrient...it is a fucking poison!!
Please do not give advice when you have no idea wtf you are talking about!!

Man I'm not suggesting the guy dose his crop with chlorine. It is naturally found element When I first started using R.O. my lower leaves started spotting and eventually died after some research I found that the lack of trace amounts of chlorine and some other heavier elements removed by r.o. could cause this. So I am speaking from experience and never suggested to add chlorine just to alternate with tap and flush his plants to prevent nute burn. Damn
 

shakeyatl

Member
please dont listen to this guy. I would check your plants for bugs first, spider mites to be exact, check the undersides of all your leaves, look for more spots, if its not bugs I would assume its probabely calcium magnesium deficient, but that is assuming alot without asking about your setup, if you could fill this questionaire out it could help us better understand your problem: https://www.icmag.com/ic/showthread.php?t=11688
Got this from greenmans page

Chloride is involved in the evolution of oxygen in the photosynthesis process and is essential for cell division in roots and leaves. Chlorine raises the cell osmotic pressure and affects stomata regulation and increases the hydration of plant tissue. Levels less than 140 ppm are safe for most plants. Chloride sensitive plants may experience tip or marginal leaf burn at concentrations above 20 ppm.

Chlorine Deficiency

Wilted chlorotic leaves become bronze in color. Roots become stunted and thickened near tips. Plants with chlorine deficiencies will be pale and suffer wilting.

Chlorine Toxicity

Burning of leaf tip or margins. Bronzing, yellowing and leaf splitting. Reduced leaf size and lower growth rate.
 

kmk420kali

Freedom Fighter
Veteran
Man I'm not suggesting the guy dose his crop with chlorine. It is naturally found element When I first started using R.O. my lower leaves started spotting and eventually died after some research I found that the lack of trace amounts of chlorine and some other heavier elements removed by r.o. could cause this. So I am speaking from experience and never suggested to add chlorine just to alternate with tap and flush his plants to prevent nute burn. Damn

Sorry about my tone...I just feel it is erroneous advice--
There are trace amounts of chloride in many things-- Chlorine in the tap water is served with a double whammy....chlorine and chlorimine-- I don't think I have ever seen chlorine listed in any nutrients--
 

BagseedSamurai

Active member
1. Chlorine is a micronutrient for a lot of plants and animals. We just don't need much at all.
2. Chlorine deficiency will likely never happen, even using nothing but distilled water.
3. My vote is bugs.
 

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