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Back to Grow Questions
Curling dark leaves
Bretwalda
started grow question 4y ago
Advice for what i think is nitrogen deficiency, have flushed with ph 6.3-6.4 water about 900ml
Solved
Leaves. Curl up
likes
Hazemaster420
answered grow question 4y ago
She’s fine, let her dry out a bit! Also add some Magnesium sulphate to straighten her out! Cal mag her up! Mainly Magnesium though!
1 like
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Selected By The Grower
GrowersParadise
answered grow question 4y ago
to me looks like plenty of Nitrogen, possibly over watering? how often are you watering?
1 like
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Bretwalda
answered grow question 4y ago
@hazemaster420
, is cal mag and magnesium sulphate same thing or give both?
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Roberts
answered grow question 4y ago
Nitrogen toxicity is issue
2 likes
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Hazemaster420
answered grow question 4y ago
Theirs plenty of nitrogen though, see how the leaves are slightly turning? This is a sign of too much Nitrates/nitrogen!
1 like
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Similar Grow Questions
Solved
SkatehouseFarms
LEAVES ARE CANOEING SLIGHTLY AND DARKENING
Began my LST and I’m experiencing some darkening in the leaves and theyre seem to be canoeing slightly began to worry :/ please help with any tips or info I looked into it and from what I can find it’s do to n toxicity or light being to close or windburn and overwatering.
Week 2
Leaves. Curl up
4y ago
1
1
Solved
Zso420
Leaves problems
Hey Growers 🙂 what do you think, what the problem? I give him little nutrients and all the conditions are good. is it possible to overwater? I suspect.
Leaves. Curl up
Leaves. Color - Yellow
5y ago
1
1
Solved
Ethereal
Tips of leaves turning (again..)
Why are the tips of leaves curling up again? This is happening only in one plant. Other plants are looking very healthy, this too but the leaves are just playing around. pH and EC are right and it shouldn't be too hot.
Week 3
Leaves. Curl up
4y ago
7
3
Solved
Royalgorillaxx
Whats wrong???
What's wrong???
Leaves. Curl up
Leaves. Color - Dark-brown
Plant. Other
5y ago
3
Solved
Newfie80
Leaves curling up
So I have flushed my remaining widows with 20 gallons of ph water 6.5 to take ppm down to 250 ppm runoff, they have two weeks left till harvest, the fan leaves have started to fold into themselves, I don’t know what is happening, they are in smart pots too.
Week 10
Leaves. Curl up
5y ago
2
2
Solved
Growerxm00
Leafs curling, help
Why leafs are curling like that? I just use 5 ml of Hesi complex and Bloom in 5l of water, help.
Week 10
Leaves. Curl up
Leaves. Color - Yellow
Other. General questions
5y ago
1
1
Solved
TsukinoKi
Let it grow or cut it out?
One of the seedlings isn't doing so hot. Should I just start a new seedling in it's place or give it more time? I've had a stunted seedling like this before in a previous grow and it ended up yielding a lot...
Week 2
Leaves. Curl up
Leaves. Wilting
Leaves. Color - Yellow
3y ago
1
1
Solved
Eagers
Troubled seedlings
Is this nutrient burn? Had what looked like a lack of nitrogen early on, lowest leaves were healthy then quickly went yellow and worked up. Now have fed nutes at 0.7EC (tap water left for 24hrs to 0.28EC) so fed under 0.5. Bio-grow 0.5ml/l bio-heaven 1ml calmag 0.25. Thanks
Leaves. Curl up
Leaves. Color - Yellow
Feeding. Deficiences
5y ago
5
9
Solved
depplover49
It looks like my plant is dieing! Plants turning brown after intense watering period
Did I drown my plant? Stress it? I gave a lot of water in a short duration of time, and now 7 days later she is looking terrible! Read my diary on week 17 for more info!
Week 17
Leaves. Curl up
Leaves. Color - Dark-brown
Techniques. LST
3y ago
4
3
Solved
ThrashedTV_BakedByGlaze
Week 4 Seedling is wilting/curling! (See Pics) Hard and dark cripsy edges on all growth. I dropped two fan leaves incase it was mold. Looks a tiny bit better the next day after taking off the humidity dome that was on for about 24 hours before noticing the curl.
Week 4
Leaves. Curl up
6y ago
9
1
Solved
HighTimes076
Some leave problems
Hello all, I have some leave problems and have no clue what this problem might be. I found out that the run out water was too high in pH level. Can anyone help me out ? Thank you.
Leaves. Curl up
Leaves. Color - Yellow
4y ago
2
2
Solved
MediciGrade
Leaf Symptom Diagnosis
The leaves (pictured with weird wrinkles and crispy edges) are showing some form of stress. Theory is that they were dehydrated from the overly salty medium, but I'd love to hear from a more experienced coco grower about if and how I should intervene to alleviate the stress.
Week 7
Leaves. Curl up
5y ago
4
4
Solved
Slurpy_Terpy
Close to harvest leaves curling, crispy, yellow tips
The leaves of some of the main buds are showing problems. The tips are curling/pointin up and crispy and have yellow/brow tips. The leaves also seem to be showing big spots but the color is difficult to see since the leaves are grey/purple/brown the spots seem greenish/yellow
Week 17
Leaves. Edges burnt
Leaves. Tips - Burnt
Leaves. Curl up
5y ago
5
5
Solved
GeorgeGrowss
Weird Leaf Problem
New leaves show strange twisting/curling. Humidity ~50%, temps 28-21°C (D-N). Did LST last week—could twisting be due to reorienting to light? Using All-Mix soil, Bio Grow, Calmag. Water left 24h, not pH'd. Some leaf holes caused by me. Flipping soon—help resolve this issue!
Leaves. Curl up
Leaves. Curl down
Leaves. Twisted
9mo ago
7
9
Solved
Bushbanker4
Leaf problem
My leaves are looking strange? Can this be because the leaf hasn't fully unravelled/grown fully yet, or could thus be heat/nutrition. Added 2x pictures to see clearer 😁
Week 3
Leaves. Curl up
5y ago
2
2
Solved
kegman83
Everything was fine til it wasnt. Came out one morning after several days of tough heat and wind to discover what I believe is budrot and some other disease I cant quite identify. I havent changed up my watering schedule aside from the occasional afternoon watering.
Week 21
Leaves. Curl up
6y ago
3
3
Solved
RakiGrow
Hulkberry turning dry and leafs are bending up
Hulk berry auto flower leaves turning dry. Hey, my Hulkberry is not doing so good, I assume this is due to overfeeding it with fertilizer. Right now I just flushed the plant with 6.1 pH water and I'm waiting to see if it helps. What more can I do?
Leaves. Curl up
Leaves. Color - Yellow
Plant. Too short
4y ago
1
1
Solved
RastaKidJae
Leaves Curling problem
Why are my leaves curling in my first week of flowering?
Week 12
Leaves. Curl up
Leaves. Curl down
5y ago
3
2
Solved
hooolian
Possible Heat stress?
Have 8 of these WWX BB plants (check my diary) in one tent - three of the tents are all looking good and flowering well - this tent however is showing signs of heat stress - it is week 4 of flower - heat is around 29c during the day and humidity 50% - leaves look curled - cure?
Leaves. Curl up
3y ago
1
1
Solved
matias_scrog
Hojas enrolladas
Me podrían decir porque las puntas de las hojas se han enrollado así? Mido ph. 6th semana de floración
Week 15
Leaves. Curl up
3y ago
3
1