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Back to Grow Questions
Leaves turning funny
Australianbuds
started grow question 1y ago
Hello can anybody please tell me what this is and the cause plese for the leaves to be discoloured and dying ogf
Solved
Leaves. Color - Black or grey
likes
Grey_Wolf
answered grow question 1y ago
at first i thought insect attack but apon closer look it almost looks like mold could it be powdery mildew ?
1 like
Complain
Selected By The Grower
Similar Grow Questions
Solved
Terp_Djiny
What could this be?
I have no idea what this could be! It came in one night and affected several sun sails. Pnly small black dots. The environment has not changed. Continuous temperatures and a relative humidity of 40%
Week 21
Leaves. Color - Black or grey
5y ago
2
2
Solved
ZhugeTsuki
What the actual heck is going on with these leaves
Leaves from all around the plant are showing these symptoms. Much more detailed info in grow diary but current runoff ec is 1.7 and problem is spreading quite badly.
Week 7
Leaves. Tips - Die
Leaves. Twisted
Leaves. Color - Black or grey
5y ago
1
3
Solved
Filiaes
Grey leaf tips
Booth plants are showing some kinds of burn and I am not sure if it is nutrient burn or light burn or if there is something missing. Looks a bit like MG deficite but shouldn't the plant take that from the soil in that state and age?
Week 2
Leaves. Color - Yellow
Leaves. Color - Black or grey
Feeding. Deficiences
1y ago
5
5
Solved
Maskedcucumber
At what stage do leaves get darker ? This is confusing
I overwatered them at the beginning of veg and then I fed them with 0.7 ec nutes max, EC would go up if I gave more. I've had tips burning probably from light too close. I find that leaves are pretty dark but it may be because of the strains. When leaves do get darker in flo ?
Week 9
Leaves. Tips - Burnt
Leaves. Color - Black or grey
2y ago
3
4
Solved
Catova
Fungus or Mold When Drying?
Drying for about three days in bathroom with rh approx 55% and temp 70 f. Seeing blackening of the sugar leaves, is this a fungus or mold? Any cure?
Week 10
Leaves. Color - Black or grey
3y ago
6
5
Solved
Apolloo
Gray spot
Hello everyone! Some of my leaves have small gray spots on them, like the ones in the picture. What could be causing this?
Leaves. Color - Black or grey
4y ago
1
Solved
Amboss
Deadly Leaves
Start Week 9 … is this a Problem or normal?
Leaves. Color - Black or grey
9mo ago
1
Solved
Pifferson
Listless plant
What would cause this specific plant to look so droopy and sad? Had to cut out some totally dead growth. I’m at week 7, is it too late to help it?
Week 7
Leaves. Color - Black or grey
3y ago
2
Solved
RootsmanNL
How to prevent Black spots?
I see some very small black spots on leaves. Shiny black spots. I have no idea what it is and I don’t see any insects. It is noticeable especially on leaves that start to get yellow. Any idea what is is and how to prevent?
Week 12
Leaves. Color - Black or grey
2y ago
12
10
Solved
einamio
Weed doctors to the rescue
Day 44, fb auto, my happy girl developed those dark spots at the top... Is this a Calmag deficiency? Although I'm giving her calmag every feeding. I think there are also first burnt tips. I'm about to water her tonight, what should or should not give her? Thanks for your inputs🙏
Week 5
Leaves. Tips - Burnt
Leaves. Color - Dark-brown
Leaves. Color - Black or grey
10mo ago
3
5
Solved
urbanbud
dark discolouration developing in flowering wk 3
howdy growbuds, noticing the pictured discolouration. hope someone w more experience/knowledge might recognise what's happening to my gals before it develops. advice/opinions welcome on if maybe nut burn/def, temp or ??? a heap more detail in entries to help diagnose. cheerz 🙏
Week 14
Leaves. Color - Dark-brown
Leaves. Color - Black or grey
Feeding. Deficiences
5y ago
2
4
Solved
Pseudofejk
What kind of Bug?
Hello, i have these grey/silver spots on a leaves. I also discovery 2mm long and thin white bugs without wings mostly on top of leaves. But i can not determine what kind of Bug it is. Any ideas?
Leaves. Color - Black or grey
4y ago
3
3
Solved
Soter
Fat Banana Auto coloring
Fat Banana Auto, it's a giant compared to the others, and it seems very thirsty. 2x1,5L a day in coco, and it dry this evening. But what are the different grayish color on the leafs?
Leaves. Color - Black or grey
5y ago
1
2
Solved
darbyog
Black marks on leaves of a slow grower.
Noticed there's black markings on the edges of the leaves on our slowest growing plant. My initial thought was water droplets sitting on it before it had fully broken out or could it be something else?
Week 2
Leaves. Color - Black or grey
5y ago
1
1
Solved
PlanTings
Black Leaf
Does anyone know what's this? I just transplanted it, yesterday, and one of the leaves is getting black and smaller.
Leaves. Color - Black or grey
4y ago
3
2
Solved
PolishFarmer
Coco grow problem
Hi Guys! I have issue in my grow. Girls are in 9th week from seed, 2nd week flowering. Coco substrat pH 5.8 EC 1.0-1.1 temp 23/24 humi 50%. Water EC 0.1 + calmag up to 0.2-0.3, Coco a/b up to above value 1.1-1.2/ph5,8. I believe that are deficiencies by too low ph for bloom stage
Leaves. Color - Black or grey
4y ago
1
2
Solved
BisEsKlappt420
What’s the problem ?
Rqs Nl Auto week4 flowering BioBizz all mix biobizz nutrients What’s the problem ?
Leaves. Color - Yellow
Leaves. Color - Dark-brown
Leaves. Color - Black or grey
2y ago
2
2
Solved
Lil_Teddy
what cause it,Is it normal?
Week 7
Leaves. Color - Yellow
Leaves. Color - Dark-brown
Leaves. Color - Black or grey
5y ago
2
5
Solved
longearringboy420
Black dots on leaves ?
Late during flowering, no apparent bugs inside or anything visible. Not all the leaves, but some started drying and showing these weird black dots on it. Really not sure what this is, please help.
Leaves. Color - Black or grey
1y ago
2
Solved
PurpGod
Nitrogen toxicity? Kind soil
How to treat nitrogen toxicity in roots organic soil with kind living soil in bottom 1/3 . only watered 6.0 purified water.. week 3-4 flower
Leaves. Curl down
Leaves. Color - Black or grey
Other. General questions
5y ago
2
3