The Grow Awards 2026 🏆

Back to Grow Questions

Gorilla cookie

KannaBissstarted grow question 5y ago

What's does yellow tips of leaves mean?

KannaBiss

Open

Leaves. Color - Yellow

likes

Answer

ThatItalianGuyanswered grow question 5y ago

Take a photo with your flash in total darkness, It May Be a slight intoxication of Nitrogen.To resolve the problem give the plant pH water for a week at least.

1 like

Complain

Similar Grow Questions

Solved

yellow leaves on 3rd week ls 25 fast buds , have been feeding every other watering with canna terra vega 2m for 500ml of water with 2ml canna rizhitonic,i have seen the yellowing and thought it is calcium issue so i added a half ml of cal mag extra , ph is balanced on 6.2 , but the yellowing is worse

Leaves. Tips - Burnt

Leaves. Color - Yellow

1y ago

1

2

Solved

Foglie gialle 4 settimana fioritura Ciao a tutti.. Le foglie che si stanno ingiallendo, può essere una extra fertilizzazione? O eccesso di azoto?

Leaves. Curl down

Leaves. Color - Yellow

6y ago

2

3

Solved

Maybe someone can tell me if I should or can defoliate The BlueDream No 1&2 Cause the leaves cover a lot & each Day the girls grow more & it gets more difficult to LST or bent the leaves somewhere & idk what’s going on with the BlueDream No.3 I did some research & I thought it might be CalMag deficiency so I add 1,5 ml GHE CalMag to 1L water but the problem with the leaves is still there ( see pic BlueDream No.3 ) I’ll be thankful for any advice & help !!

Leaves. Color - Yellow

6y ago

2

1

Solved

Yellow spots on leaves My Lemon Haze 10 has had these yellow marks on the 2nd set of leaves, it has not spread... gave it a little Cal/Mag, but I was wondering if I should clip the two branches these leaves are on. Suggestions Please.

Leaves. Color - Yellow

5y ago

2

Solved

Nutrient Deficiency or something else?Is this a nutrient deficiency in my auto? I'm Growing in Coco, feed 6X per day drain to waste, PH stays between 5.7 to 6.3. CalMag, then Maxi Bloom powder, then liquid Kool Bloom. I did cut back on the calmag at end of Veg. running a total EC of about 1400. Thanks for any help!🙏

Leaves. Color - Yellow

6y ago

7

3

Solved

yellow leaf, brown spots deficiency Can you guys help me identify this deficiency??

Leaves. Veins - yellow between

Leaves. Color - Yellow

Leaves. Color - Pale

3y ago

3

4

Solved

Sick Plant Help Hey there fellow growers I need some advice. This Autoflower was really healthy up until I top dressed, I want to say it’s excess nutrients. I need to be sure though and would like some tips and help from more experienced growers (this is my first grow) thanks in advance!

Leaves. Edges burnt

Leaves. Color - Yellow

5y ago

2

2

Solved

Please Help Please Help Whats wrong ? VT 20

Leaves. Color - Yellow

2y ago

2

1

Solved

leaf problem Bottom leafs turns yellow on 1 plant. Seems to me like lack of nitrogen?

Leaves. Color - Yellow

5y ago

2

Solved

Yellowing leaves after first Mainline top. Light stress?Just checking in here, I am pretty sure this is light stress. it was at 18" (specs say 18-24" during veg) and she was likely pretty stressed after having her top cut off!!! I have raised light to 23". Am I on the right track here?

Leaves. Color - Yellow

Setup. Lighting

Techniques. Main-lining

4y ago

1

3

Solved

What is happening??I pH test my water and aim for it to be between 6 and 7 (soil). I had some yellowing but this has since accelerated and I dont know what to do anymore... The yellow starts from the bottom and the top leaves are healthy. Please help!

Leaves. Color - Yellow

6y ago

2

3

Solved

Friends help me understand what's going on!? the tips begin to dry Friends help me understand what's going on!? the tips begin to dry and the color of one plant is too light green! I asked the same question before, and they told me to raise the light higher, but it's already hanging 35 pounds off the floor! it is not clear what the problem

Leaves. Color - Yellow

Leaves. Other

Plant. Other

5y ago

3

2

Solved

deficiency or normal?Have some yellowing leaves and only a couple with brown spots, it's not all over but each day I think it's getting a little more, I'm thinking calmag deficiency?

Leaves. Color - Yellow

2y ago

6

Solved

Can somebody please tell me what this is ??????Noticed this on my plants leaves ive been feeding advanced nutrients micro grow and bloom at 2ml per plant and also big bud and b-52 at 2 ml per plant my plants in 2nd week of flowering any help would be great cheers guys 👍🏻👌🏼

Leaves. Edges burnt

Leaves. Color - Yellow

Leaves. Other

5y ago

1

2

Solved

Discoloration entering late bloom period! Help I'm a newbie!I am entering late bloom and my girls are experiencing color discoloration. Burn tips = nute burn from last week. Now I'm getting tiny yellow dots on some, half yellow leaves on some and on two or three a rust color spot. Help! What can I do to fix this?

Leaves. Color - Yellow

5y ago

3

3

Solved

new growth turning yellow.I've noticed on both my gurls more on the G.G. Auto than the Zkittlez Auto. Bothe the new groth and flower areas are getting yellow But the old growth leafs are fine except there starting to curl down. Anyone could help? I tried to take pictures but it wouldn't really show up.

Leaves. Curl down

Leaves. Color - Yellow

6y ago

1

1

Solved

Cosa può essere?Ciao ragazzi cosa può essere? Grazie mille

Leaves. Color - Yellow

5y ago

1

1

Solved

Leaves turning yellow Leaves turning yellow 3 days into week 8. Not due a feed for a few days but somethings deficient

Leaves. Color - Yellow

3y ago

1

4

Solved

Ancient_Genetics

They were slightly overwatered, the soil PH of 7.1 to 7.3, lacking phosphorus, maybe magnesium to. Branches from the sides are stretching, but I noticed thet lower leaves started to turn yellow a little at both. If anyone knows good advice to help them out, I would be grateful.😅

Leaves. Edges burnt

Leaves. Curl down

Leaves. Color - Yellow

4y ago

3

4

Solved

Yellow leaves and brown spots - please help Afraid she had nutrient lockout I flushed her pot, and watered with light nutrients 24 after. She has worsened and I am not sure how do proceed. Is she over or underfed? I use biobizz light mix for medium, and bio grow, bloom, and topmax for nutrients.

Leaves. Color - Yellow

2y ago

1

1