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Back to Grow Questions
Qutro
started grow question 5y ago
Hi fellow growmies, Could you identify my problem out here please? Is it a heat stress or stg. else?
Solved
Leaves. Color · Yellow
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Rookie_grows
answered grow question 5y ago
Personally I would say nutrient lockout rather than one specific issue, check the run off ppm and Ph and adjust accordingly then feed at half strength. PK and calmag are both notorious for causing lockout in the medium
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Similar Grow Questions
Solved
AADGrow
Spots and leaves bending down, why ??
I notice some spots on the plant, can someone advise in what the problem is and how to resolve ?
Week 4
Leaves. Curl down
Leaves. Color · Yellow
5y ago
5
3
Solved
kaiabel
Can you check my plants and is my runoff ok day 30.
Can you check again, please? I tried to get my runoff today, didnt clean the trays but measured 6.8ph thats ok right? Shouold i get my ph lower than 6.5 with the food?
Week 12
Buds. Other
Leaves. Tips · Burnt
Leaves. Color · Yellow
3y ago
2
2
Solved
fnzpator
Yellow spots on leaves in veg stage
I've got 15 days old Opium plant, about a week ago I noticed yellow spots on lower leaves. Substrate is Plagron Growmix, I believe it has optimal PH, I plant is watered once in 3 days with 6.5 PH-ed water. Now the spots have gone upwards also. Please help, what could be wrong?
Leaves. Color · Yellow
Leaves. Color · Mottling
4y ago
3
Solved
Mattuston
yellow tips of leaves
According to tout, excess or nitrogen deficiency?
Week 13
Leaves. Tips · Burnt
Leaves. Color · Yellow
6y ago
1
1
Solved
Hempanadas
Why this happens? Leaves turning dark to yellow
After water + applying fertilisers BioBizz flowering week 4 (see chart) the leaves turned dark and in a few hrs started yellowing. The runoff EC usually is a little lower than solution EC. pH around 6,25-6,5
Leaves. Color · Yellow
8mo ago
3
10
Solved
Stonerapaisana
Folhas a amarelar! Duvida?
Hello everyone, I'm having a little problem in this run, I would like to ask for your opinion, I'm in the 3rd week of flowering and some leaves have started to yellow, as if it were a nitrogen deficiency, but actually I believe the soil is well fertilized, I can give more details...
Leaves. Color · Yellow
1y ago
3
3
Solved
SpaceGreen
Yellow dots on top leaves
Can anyone help me to identify this problem? Maybe cal-mag deficiency?
Leaves. Color · Yellow
6y ago
1
1
Solved
guerilla
Defiancy or excess of something??
Hi all. I think this is a deficiency. Funny yellowing in leaves.. But can I get a 2nd opinion please.
… Show more
Leaves. Color · Yellow
Other. General questions
Plant. Other
5y ago
4
3
Solved
Dr_Big_P
How much should I feed my plant in week 3?
Hi, I just wanted to know, why do the last Pair of leaves start turning yellow every Saturday. Am I under feeding the plant? Please let me know. Last week I only gave Bruce banner 3ml GHE flora grow, 3ml bloom, 2ml micro, and that in a 5gal bucket. Should I be feeding her more?
Week 3
Leaves. Color · Yellow
5y ago
1
6
Solved
KrautFabrik
Dying plant
1 plant is like dying, all have the same soil and get the same feeding. I think she dot a root problem but I'm not quite sure. (no smell and she is still drinking water) Should I dump her and scrog the other 3 or should give her 1 more week? More info at the weekly description.
Week 10
Leaves. Color · Yellow
Plant. Other
Roots. Other
6y ago
5
5
Solved
Speedypete
Leaves yellowing and curling
Leaves seem to be yellowing and curling upwards. Is this under watering or a deeper issue such as nitrogen deficiency?
Week 3
Leaves. Curl up
Leaves. Color · Yellow
6y ago
1
3
Solved
Iwanteatgelato
Yellow spot on my leaf. :) PH fluctuation ?
(Water change) I had set to 5.5 PH and waited 20 minutes. I put in my fertilizers, everything was fine. The next morning the ph had dropped to 4.7.. So I put it back up. The next morning yellow spots appeared on the leaves. Did you confirm that is due to ph fluctuation ? Thank's
Week 3
Leaves. Color · Yellow
6y ago
2
Solved
BucerosRhinoceros
new growth yellowing.HELP!
Hi..im currently in week 5 and just started to LST one week ago.. However i notice some of the new growth are yellow..is this iron defiency? help me..i need answer from people who actualy encounter this..strain is BigBud..led QB 150w 70cm to plant.
Leaves. Color · Yellow
5y ago
2
4
Solved
Jamzy771
First grow
I am doing my first grow. Now 2 days ago the growth seemed to slow and the leaves curled and went yellow patchy ? Any comments, also attached a picture that's seems to show pistils growing is this normal at week 2 or have I stressed it into flower?
Week 1
Leaves. Color · Yellow
5y ago
1
1
Solved
Patagoniaweed
Magnesium - Nutrient problem
Do I have Magnesium deficits or any other problem? I started to notice during the last week and it is progressing quickly. The last weeks, pH of drain water was low (between 5,5 and 5,8) but I could increase it until 6.1. Has anyone the same problem? Thanks!
Leaves. Veins · Yellow between
Leaves. Color · Yellow
Feeding. Deficiencies
4y ago
9
6
Solved
yungtimmy98
Poorly seedling
Hi is the latest pic uploaded showing overwatering? or is it something else?
Leaves. Dropping off
Leaves. Color · Yellow
6y ago
1
2
Solved
dagwood
Week 2, leaves yellow-ish mottling, pH too high?
That's my guess for now. I was going to use Blumat Tropf hooked up to tap but house water seems too basic. Only way I can think of remedying is to hook Blumat Tropf up to reservoir and make sure the water in it is the appropriate pH. Will that be stable?
Week 2
Leaves. Color · Yellow
Setup. Strain · Autoflowering
Feeding. Automatic systems
6y ago
3
Solved
Oggigz
Did i flushed too early??
Hello guys i began to flush the roots, is it too early? May i feed them one more time? I care about different maturations, maybe the yellow one will need nutriments to continue??? Should i defoliate a maximum ? I surely did the mistake to follow the 6-8 weeks on zamnesia.com....
Week 13
Buds. Not fattening
Leaves. Color · Yellow
5y ago
1
1
Solved
Mn_Smokes
Leaves changings
Leaves. Edges burnt
Leaves. Color · Yellow
1y ago
1
6
Solved
LesClaypool_777
Auto/fems flowering a month apart, but showing signs of yellowing.Late bloom is the problem still needs wks or more. Is it the genetic of autos to have ?s
So the first flowering plant almost ready to harvesy! The second that bloomed a month later, yellowing w pistols still 80% white. Going to have to harvest wks/month apart. W/all grow conditions same for both, im going to have to improvise, any advice?
Buds. Other
Leaves. Color · Yellow
5y ago
1
2