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Back to Grow Questions
Nutrient burn?
Kmurr07
started grow question 3y ago
What nutrient burn is this? I only assume nutrient burn bc it showed up a day after feeding. Thank you!
Solved
Week 9
Leaves. Edges burnt
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BudMachine
answered grow question 3y ago
Thats a mag Def in its late stages. A cal mag.. But as its a mag issue a quicker fix would be an actual mag nute or better yet epsom salt
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Similar Grow Questions
Solved
Coughy
What deficiency is this?
Earlier, I added Epsom salts to fix purple stems, I’m pretty sure I over did it and I think this is a potassium deficiency but I’m not sure. I was being cheap and didn’t change res b4 moving over. Now that they moved tents, seems to be getting worse. How do I fix fast!? Pix in di
Week 8
Leaves. Edges burnt
Leaves. Curl down
Leaves. Color · Yellow
7y ago
1
3
Solved
SierraKilo1313
Will they recover?
Do you think these will recover from a plain water with silica,cal mag and microbial flush ? Run off is sitting at 1.8 at this particular point trying to do a flush once everyday to get back to 1.2 ?
Week 5
Leaves. Edges burnt
8mo ago
3
Solved
HiGH2DSKY
I have problem with my plants. Maybe caused adding root juice to watering to soon. Using all mix soil. 40% humidity and 27°C under 250w hps. 50cm distance from plant. Uploaded picture above. Tnx for any advice 🌱
Week 2
Leaves. Edges burnt
8y ago
1
1
Solved
Rush2112
What’s wrong with seedling?
What’s wrong with her? Tangerine dream auto sown directly in FFOF on June 8. Growing beautifully like a weed (lol) but color is weird, looks patchy and mottled. Did from the beginning hope she’d outgrow it but no. Under a fairly mild 45w led. Thoughts?
Leaves. Edges burnt
6y ago
2
Solved
Amnezia
I don’t know what’s going on with the Blackberry on Picture No.4 & that light green Color what turns into yellow a lil. Maybe CalMag issue ?! & on Picture No 1 The Blue Dream, the edges of the Leafes curl a lil up , I raised the light up to 90 cm in total
Week 2
Leaves. Edges burnt
7y ago
6
4
Solved
cpavan
Spots on the leaves
Hello guys, I noticed some spots on the leaves from one of my plants. As I’m a new grower, I don’t have any idea about what is it. Could you guys help me with this?
Leaves. Edges burnt
6y ago
3
2
Solved
420Hydro
Leaf issue
Not Sure whats going on with leafs...They start out yellow on edges and get worse always seems happen late flower...was thinking maybe lacking cal-mag..It's not a ph issue...Might try to up cal mag ...not 100% sure what it is if anyone has any ideas please leave in comment (would
Week 16
Leaves. Edges burnt
6y ago
4
2
Solved
Fable
Woran könnte es liegen ?
Nutrient-poor or too little water? It hasn't rained a drop at all in the last 2 weeks, and I only water rarely since the soil is actually moist at about 30 cm deep. With this weather, I'm not sure.
Leaves. Edges burnt
6y ago
1
Solved
royalroyrest
Need advice! Did I under feeded or light stress? Maybe something else?
Any one has any idea what is going wrong? Looked like this for 2 weeks now, it is flipped to 12/12 now.
Leaves. Edges burnt
3y ago
3
5
Solved
BlueGrass
Please Help!
Does anybody knows whats going on with my plants? Is it lack o nutrients or excess? Ive been monitoring temps, RH, and PPFD. What am I doing wrong guys?
Week 4
Leaves. Edges burnt
3y ago
3
2
Solved
420pete
Yellowing/purpling leaf tips outdoors
Im experiencing yellowing/purpling on upper canopy leaftips of my outdoor organic cannabis plant in week 2 flower. I'm feeding via compost+dry amendments so over/underfeeding is unlikely. What might be the cause? nutrient lockout? Relatively low temperature (57-75F)? pests?
Week 10
Leaves. Edges burnt
4y ago
7
4
Solved
SmokeableHobby
Leaf diagnosis: nutrient burn or deficiency (or both)?
he leaves with the burnt tips appear to be more prominent at the top of the canopy, only affecting new leaves. A handful of these leaves look a little twisted. Meanwhile, the yellowing leaves are more prominent in the middle of the plant, just below the canopy
Leaves. Edges burnt
Leaves. Veins · Stay green
Leaves. Color · Yellow
6y ago
6
6
Solved
NYGreenRush
Discolored leaf edges with few burnt tips Deficancy? Nuit. Burn?
1st auto grow. Feeding DTE organics. Basement blueberries is my diary name if you want to look over the entire grow. 1 pheno has discolored leaf edges and a few burnt tips. Is this magnesium or potassium deficiency? Or did I mis-diagnose this and it's something else?
Leaves. Edges burnt
5y ago
4
4
Solved
question_a_pig
Can you help identify the problem?
Hey, I'm having a really weird action on the leaves of both plants in the tent I'm having these rusty leaves starting from the lower ones on both plants in the tent (on of them affected much more severely). Autopot(fabric pots) Soil ~6,5pH Reservoir ~6,3pH ppf ~800
… Show more
Leaves. Edges burnt
Leaves. Curl down
1y ago
2
4
Solved
RudieCantFail
Cal/mag problem or heat issue?
A few leaves have some problem spots popping up here in week 6 (see pics). No nutes, PH’d water. FFOF/HF/Perlite mix for medium under 20 hours of light. I’m guessing either got too hot from being in 90F heat for an hour or needs cal/mag? Any advice from any veterans out there?
Week 6
Leaves. Edges burnt
Leaves. Tips · Burnt
6y ago
1
1
Solved
Birch_trees_breeze
How can I turn thing back good again
My ph is running around 6.5 in the soil how can I fix this when all the nutes are around thatplease?? And these almost burnt but not burnt in colour crispy spots that crumble when you touch them have have appeared on the leafs could anybody tell me what this is down to thanks 🕵️♂️
Week 4
Leaves. Edges burnt
Leaves. Other
6y ago
1
1
Solved
sashagrow
Brown spot on leaves
I'm experincing a bad situation. Leaves are becoming brown in the margins and I can't understant exactly the cause. Probably there are more causes, some phosphorus deficiency caused by low temperature but I'm not sure that's the only diagnosis. Someone could help me?
Week 14
Leaves. Edges burnt
Leaves. Tips · Burnt
Leaves. Color · Dark-brown
6y ago
2
2
Solved
BMGenetix
Weird Sugar Leaf Burning
Does anyone have an idea what happened to my leaves? They are trying up and burning for some reason but only 3 of the 7 that are in the tent. They are all clones from the same mother plant. At first I assumed it was too much light at 1200 ppfd but dropping it didn't help.
Week 12
Leaves. Edges burnt
Leaves. Tips · Die
3y ago
7
7
Solved
Dankbudz84
Is this Ph lockout
Coco drip setup with the full canna line except boost. Week 7 juicy fruits auto. Feeding at 1.5EC and ph 5.8 to 6.2. I drip for 26 seconds about every 2 hours pump stops as soon as there is run off. Run off was at 5.25 Ph and 1.5 EC. I flushed with ro water with nutes 1.0 5.8.
Leaves. Edges burnt
Leaves. Tips · Burnt
Leaves. Curl up
5y ago
2
Solved
SagarSarkar
Burnt leaf.
Is it potassium toxicity? Occure after i gave molasses to water.
Week 3
Leaves. Edges burnt
7y ago
2
3