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Back to Grow Questions
Leaf tips turning colour
DennM39
started grow question 4y ago
Does anyone have an idea what is causing my tips to do this ?
Open
Leaves. Tips - Burnt
likes
Answer
Roberts
answered grow question 3y ago
First sign of potassium deficiency
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Complain
Similar Grow Questions
Solved
aDriftwoodKing
Yellow leaf with brown spots?
Plant has only 1 leaf like this, and the opposite fan leaf appears normal. Another plant has a similar leaf like this but with less spots, and one yellow or bleach spot. But only 1 leaf on each plant. My latest diary entry has more info, any help appreciated.
Week 4
Leaves. Tips - Burnt
Leaves. Curl down
Leaves. Color - Yellow
2y ago
6
5
Solved
EXZELENS
Nutrient burn?
Is this looking like nutrient burn or could be another thing?
Week 8
Leaves. Tips - Burnt
5y ago
2
2
Solved
Namesnomnom
Nutrient & critter problems need 1-2weeks from harvest need advice
The plant is a couple weeks of harvest but has some issues. (Some kind of nutrient lockout or deficiency can't tell what tho, pH is fine at about 5.8) And I got these annoying critters that seem to live on the soil (but aren't touching the plant) Any ideas on what to do ? :/
Leaves. Tips - Burnt
Leaves. Curl down
Leaves. Color - Yellow
1y ago
1
1
Solved
DWCDream
Nute burn or environment?
Leaves curled on edges,tips brown and brittle falling off. 40days in flower. Temp floats between 20-26°C night and day, hunidity 50-65% measured top of the canopy wifi sensor. Good ariflow lights are 500W 3ch 75V/100B/100UV ontop and 400W (6 bars sides and under)
Leaves. Tips - Burnt
Leaves. Tips - Die
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1y ago
3
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Maskedcucumber
Iron and potassium deficiency ?
Hello, it looks like iron and potassium deficiency, what do you think ? I'm just a noob.
Week 3
Leaves. Tips - Burnt
Leaves. Color - Yellow
Feeding. Deficiences
4y ago
5
3
Solved
meko23
Nutrient burn?
Pretty sure these are nutrients burn, someone could help? Tell me what they think it is? I'll appreciate guys! 😃
Week 5
Leaves. Tips - Burnt
5y ago
3
3
Solved
JonMauto
Leaf issue deficiency or toxicity
Hello everyone, having a slight problem diagnosing this problem. My 1st grow in coco/perlite. Ph is 5.8-6.1 of feed @ 1.1 ec Is this nutrient lockout? I’m thinking manganese or potassium problem…………really don’t know.
Leaves. Edges burnt
Leaves. Tips - Burnt
Leaves. Veins - yellow between
3y ago
4
4
Solved
Growerxm00
Yellow tips
Hey, having some yellow tips light isn’t too close to the plants what can it be? And it’s just on one plant
Week 3
Leaves. Tips - Burnt
Leaves. Color - Yellow
Leaves. Other
9mo ago
7
5
Solved
johdlong
Heat and light stress?
I think this is heat/light stress. The tips of the leaves yellow and point upwards, while some leaves are trying to flip over. Temps get up to ~80 right under the light, and this bud gets greater than 2000 µmol, but she looked like she loved it up until this point
Week 15
Leaves. Tips - Burnt
Leaves. Curl up
Leaves. Twisted
4y ago
2
Solved
SilverSlapdick
Light spots and burnt tips
My leaves are showing light spots and some tips are burnt, what could this be caused by?
Week 3
Leaves. Tips - Burnt
Leaves. Color - Yellow
4y ago
3
Solved
Aiien
Hello, My plant is having some problems which I am not sure of, can you help me? The photo is the fifth of the diary. I'm not sure if it's an overload or a lack of nutrient
Week 5
Leaves. Tips - Burnt
5y ago
2
2
Solved
Babijai
Auto flowers
4 weeks from sprout. Noticed I'm getting brown dots on my leaves, so far they have had no nutrients and I'm sure that's the problem but wanted to ask. Also what is the best nutes to give, still new so just winging it at this point lol.
Leaves. Tips - Burnt
1y ago
4
Solved
sndwich
Burnt Leaves?
Heat or nute burn? Haven't changed any feed etc but since the great 'heat' this is happening, any ideas? D
Week 8
Leaves. Edges burnt
Leaves. Tips - Burnt
Leaves. Color - Yellow
5y ago
3
3
Solved
joelhubbert
First grow, random seed, no idea if it’s auto or not, and wondering if I’ve over fertilized.
Hello grow masters! I’m on my first ever grow, and on a slim budget. After buying some equipment, I decided to try to germ some old, random seeds to start, and buy good feminized seeds when I have more cash. 1 female worked out, but no idea of strain or if auto or not. Is it ok?
Leaves. Tips - Burnt
Leaves. Color - Pale
8mo ago
3
Solved
HEDONBOY
HELP!! TOP CANOPY LEAF TIPS YELLOWING
My most healthiest and leafy tall widest pheno has her leaf tips getting yellow. Only on the top leafs freshest one and the next 2 nodes slightly i suspected light stress because of stretching in hieght and getting closer to the light. Please help DLI is maintained 28-30 across
Week 3
Leaves. Tips - Burnt
3y ago
3
3
Solved
koronkonko
Help to understand what is the problem - not enough nutrients?
Hello guys I’m wondering what’s going on with my girl, she looks looks like needs some nutrients. last three watering i use only water because i want to see what happend.it is worse. i have HESI nutries like TNT, bloom i phosphorus plus. PH 6,5. what you recommendation? Thank you
Buds. Other
Leaves. Tips - Burnt
5y ago
3
Solved
MendocinoGreeno
Deficiency or excess
Hello colleagues,please advise me, what could it be? the tips of the leaves are sometimes lighter, and the holey leaves? I didn't find any pests in the tent. I use the AH set. Once a week I only rinse with water with enzymes. Can you think of anything?
Leaves. Tips - Burnt
2y ago
4
6
Solved
Acidlabz210
Crispy tips
I put both my lights in one tent and am getting crispy tips and leaves. I’m on day 49 of flower 1st grow so not sure what looks normal
Week 3
Leaves. Tips - Burnt
5y ago
2
Solved
Magic43562
Burnt tips
My leaf tips are clearly burnt. But not curling up? I thought it was nute burn but I also read lack of potassium can burn the tips. What do y’all think?
Leaves. Tips - Burnt
5y ago
3
3
Solved
MrTasuri
Nutrient lockout or light burn?
Hi guys. I'm facing problems after problems :/ I changed my soil and some of the plants turned back from yellow to green, which was very nice to see. However, now leafs tips seems to burn and I'm wondering does it look like nutrient lockout or light burn? Thank you!
Week 3
Leaves. Tips - Burnt
Leaves. Curl down
Leaves. Color - Yellow
4y ago
4
5