The Grow Awards 2026 🏆 
Brown patch on fan leaf
Similar Grow Questions
Solved
Kaboose13
The last few days I had 3 plants start not looking so hot. The 3 pictures are the 3 plants when I got home today. I haven't really encountered deficiencies, if it's even that. I'm watering at 5.8 and last I checked the runoff a 2 days ago it was 6.8. Any ideas?Week 3
Leaves. Color - Dark-brown
7y ago
2
2
Solved
Radagast_
I already posted it, but it's better to see here and it continues to spreadThis appeared after a strong storm, but it doesn't stop spreading..two guys told me it's from the wind, as I assumed, but with the fact that it's spreading further, I'm worriedLeaves. Color - Dark-brown
6mo ago
1
4
Solved
nocluehowto
Should I cut these off ?leaves are no longer crispy and dry but are still rapidly changing colour, not sure if I should cut them off or let them fall off themselves ?
if I cut them off would it be beneficial ?
not sure if the plants still putting in energy to keep these leaves on the plant or not ?Week 2
Leaves. Color - Dark-brown
4y ago
8
5
Solved
tapciganin
Should I harvest early? Light stress, leaves browned and dried out, buds are all amber pistilsSo this plant has been suffering from light stress for the past two weeks or so. I have removed all the dry and brown leaves. The buds still seem fine-ish. Should I just give her the chop early and save what I can? She's been flowering for some 6 weeks.Buds. Not fattening
Leaves. Edges burnt
Leaves. Color - Dark-brown
5y ago
2
Solved
ObserverInterest
What is causing this Leaf discolouration overnight after a lot of tent work yesterdaySpent a lot of time in the tent yesterday. Everything was fine and this morning there’s bad discolouration on the leaves of some plants.
I did lower the plant (was way too high) so may beight burn - but it’s only on some plants
I did make two mixes of water/nutesWeek 8
Leaves. Color - Dark-brown
2y ago
4
2
Solved
TheNoobDude
Nutrient lockout, ph imbalance or nutrient burn?Unfortunately I don't have a ph meter, so my best guess is one or more of these problems: nutrient lockout, ph imbalance or nutrient burn.
The first 3 photos are from an Auto Northern Light and the last 2 are from an Auto Jack Herer.5y ago
1
1
Solved
potatolord111
Meine Pflanze wurde "etwas" übergossen und hat dadurch ne ganze Menge braune Blätter bekommen. Die Buds sehen allerdings ganz gut aus. Es gibt jetzt, vor allem einige Zuckerblätter, die so ne Mischung aus Braun, grün und leichtem Blaustich haben. Ich hab irgendwie Angst, dass dieWeek 7
Leaves. Color - Dark-brown
21d ago
3
7
Solved
BoboLacetti
help in Hydro RDWC/DWCHello, my plants are now about 4 weeks old. The leaves droop and curl. The spots on the leaves are increasing. Is the PPM value too high? It's 1000ppm tds
They grow in an RDWC system with top feed. The top feed is permanently switched on. Can that lead to problems?Leaves. Curl down
Leaves. Color - Dark-brown
Roots. Color - Brown
1y ago
1
2
Solved
lonergrower
Brown rust spots on oldest leavesBrown rust spots on oldest biggest leaves with curling inward - the rest of the flower is fine, just some occasional small yellow spots. No sign of pests. Maintaining pH ~6.5 but have soft water. Suspect cal/mag deficiency or nitrogen toxicity. Thoughts?8mo ago
7
4
Solved
potatolord111
Cut strange sugar leaves?I overwatered my plant for two weeks and not there are a lot of sugar leaves wich show like green brownish colors (not the usual just brown) and I'm asking myself if In should cut them off because of budrot or leave them to avoid stress. I'm like two weeks before harvestLeaves. Color - Dark-brown
21d ago
1
3
