Back to Grow Questions

Grey leaves

herbalistsswordstarted grow question 6y ago

Noticed some leaves getting a brown grey colour. Any idea what this is? Seems to only affect leaves on one branch

herbalistssword

herbalistssword

Solved

Leaves. Color · Black or grey

likes

MangoDuduanswered grow question 6y ago

I think calcium deficiency next to the clorosis the leaf will start necrosis if is calcium def ✌️🏽

likes

Complain

Selected By The Grower

Similar Grow Questions

Solved

Пятна на листьях и сворачиваются. В чем проблема?

Leaves. Color · Black or grey

4y ago

2

4

Solved

IWhat does the tree say?What does the tree say . Am I over-fertilizing?

Leaves. Color · Black or grey

4y ago

5

4

Solved

Flower development I'm starting my week 3 of flower I'm starting to notice inside of my canopy some of my leaves in Bud sites are getting very wilted and going black could this be the start of a mold or is this a natural thing should I remove anything that looks like this ? Also my humidity is 70

Leaves. Color · Black or grey

6y ago

1

1

Solved

Hello growers please help on this one, since yesterday the leaves are getting curled, yellow stains and kind of black on the leaves, you better see the images. In the third image you can see how the leave is getting these black/golden color. Any suggestions? Ty

Leaves. Color · Black or grey

3y ago

2

4

Solved

Leaf spot fungus? PH/Nute problem? More calmag?So my climate and numbers all look good so these are my theories Leaf spot PH/Nute burn Deficiency I havent watered till heavy runoff much at all i only did it after i saw this on the leaves. Not sure what i should treat this like

Leaves. Color · Dark-brown

Leaves. Color · Black or grey

5mo ago

3

Solved

I posted some photos of my soil white cookies in week 14 of this diary. The sugar leaves are white almost looks bleached. Its stacked with trichs but is white and I dont know if that's good or bad. Nothing dieing and theyve been white for 3 weeks. No sign of mold, stress, nothing

Leaves. Color · Black or grey

8y ago

3

2

Solved

Problem with plants in the 3rd week of vegetation.Hello everyone, I am new grower, in the 3rd week, I started having issues with the leaves. Does anyone have a diagnosis for this? I am using I am using Advanced Nutrients (Coco Grow A and B, B-52, Voodoo Juice) Coco Soil Temp: ~26 C Rh: 60-65%… Show more

Leaves. Tips · Burnt

Leaves. Curl down

Leaves. Color · Black or grey

2y ago

1

Solved

Tips turning into a black color Growing some black domina started good but yesterday something happened the leaf tips started changing into like a black color and weak

Leaves. Color · Black or grey

4y ago

1

1

Solved

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?

Leaves. Color · Black or grey

5y ago

1

Solved

Color leaves Hi do you know what these spots are ?? where the leaf is located it looks thin and is drying out. Thanks for help. I have used many types of insecticides.

Leaves. Color · Black or grey

6y ago

4

5

Solved

Anthocyanin pigments / colors What colors besides black or purple does cannabis make that you have personally seen?

Leaves. Color · Black or grey

10mo ago

4

4

Solved

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?

Leaves. Color · Black or grey

6y ago

1

1

Solved

1st grow need help Don't know what went wrong.as i said first grow. Leafs are curling down and they have a dark green color on the tips.. I can see a little yellow also.. Should i worry?what can i so to fix it

Leaves. Curl down

Leaves. Color · Yellow

Leaves. Color · Black or grey

6y ago

3

4

Solved

leaf problem what would it be cheers Leaf problem

Leaves. Color · Black or grey

6y ago

1

2

Solved

These three girls are all wilting and/or barely growing. I'd say over-watering except I've only been giving maybe a quart then waiting till the soil dries a little bit. Not too much tho. Could it be a nutrient problem already?

Leaves. Wilting

Leaves. Color · Black or grey

7y ago

4

6

Solved

Grey spots day after rigged up the humidifier I've hooked up the humidifier 2 days ago, yesterday i looked into the tent and noticed that the 2 healthy girls got weird grey spots all over, the RH was at only 40%, ever since i noticed the girls sick i turned off and cleaned out the humidifier with alcohol, anyidea whats this?

Leaves. Color · Black or grey

6y ago

1

5

Solved

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

4y ago

2

2

Solved

What deficiency it can be?what deficiency it can be? its start from upper fun leaves

Leaves. Color · Black or grey

6y ago

2

2

Solved

leaf discolouration edges of leaves are a blackish tint

Leaves. Edges burnt

Leaves. Color · Black or grey

7y ago

1

Solved

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 ?

Leaves. Tips · Burnt

Leaves. Color · Black or grey

4y ago

3

4