Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
danknight
Herm????
Replies
6
Views
1K
growsince79
growsince79
Bchbudman
Leaves canoeing and edge curl
Replies
6
Views
653
UrbanGardener
UrbanGardener
Waxwingz
New leaves curling?
Replies
4
Views
320
UrbanGardener
UrbanGardener
AutoGuy
Rookie - help identifying problem
Replies
11
Views
1K
UrbanGardener
UrbanGardener
ColoradoTransplant
Tobacco Mosaic Virus
Replies
17
Views
1K
JadedMarxist
JadedMarxist
Andy
Mottled/flecked leaves?
Replies
3
Views
1K
Andy
Andy
chaosinc
Mighty Wash?
6 7 8
Replies
144
Views
45K
jibs
jibs
Theplug
HELP!!!! BUGS? Deficiency?PH?
Replies
1
Views
425
needshelpguy
needshelpguy
Mike Hawk
Leaf deformities
Replies
10
Views
6K
cottageman
cottageman
Hippiechicken
Do i need cal mag?
2
Replies
30
Views
6K
MIGrampaUSA
MIGrampaUSA
Juicejk
Powdery Mildew in Late Flower
Replies
11
Views
13K
mancorn
mancorn
Thrive1
Aphid infest mother’s best action
Replies
8
Views
1K
Thrive1
Thrive1
Yurfutur1
Leaf tips browning. Why?
Replies
6
Views
981
Thrive1
Thrive1
NGC7023
Stressed plant went into flowering?
Replies
13
Views
1K
MIGrampaUSA
MIGrampaUSA
Jestocost
Two plants - 5 weeks, same environment - one healthy one not
Replies
0
Views
335
Jestocost
Jestocost
DGP
Everything Was Going So Well Then Root Aphids....
2 3
Replies
47
Views
10K
Nica
Nica
603cannabis
Need solid advice
2 3
Replies
50
Views
3K
603cannabis
603cannabis
Hashmaster4
Sick babies?!
Replies
1
Views
281
BigCube
BigCube
Punjay
Trouble identifying cause of yellowing and browning leaves.
Replies
0
Views
403
Punjay
Punjay
Buttercup726
Welp. Time to hang it up
2 3
Replies
40
Views
3K
SwoleGrow
SwoleGrow
Hobblebush
What is this brown spot?
Replies
7
Views
485
GNick55
GNick55
danknight
Male or nah?
Replies
4
Views
643
Brotofsky
Brotofsky
Alpaca
Light burn
Replies
5
Views
876
Alpaca
Alpaca
MrMackey
100x zoom are these eggs?
Replies
14
Views
2K
Seraphine
Seraphine
Dscrilla
Fungus/mold on 3 week old plants
Replies
3
Views
503
mancorn
mancorn
Waxwingz
Weird looking leaves
Replies
3
Views
625
mancorn
mancorn
HFJud
Rice Root Aphid infestations =Claw & Deficiencies
Replies
6
Views
3K
HFJud
HFJud
Medigrow
Weird discoloration on leaves - Mag def?
Replies
11
Views
1K
GNick55
GNick55
Lamster67
Help please
2
Replies
20
Views
2K
Lamster67
Lamster67
Cr8h
Can some one tell me what is wrong with my plant?
Replies
8
Views
1K
SativaSam77
SativaSam77
mortyb
Germinating seeds in rapid rooters & constantly overwatering or underwatering
Replies
3
Views
4K
Formallyhap
Formallyhap
Hobblebush
Got clones from a friend, contorted stems and is this WPM?? Please help
Replies
14
Views
1K
Dirtbag
Dirtbag
Nate_in_AK
Dealing with heat
Replies
4
Views
410
Anthem
Anthem
Shad
Week 7-8 Flowering, Leaves discoloration/burnt?
Replies
0
Views
3K
Shad
Shad
MyNameIzCole
Help! Black Specks ID
Replies
10
Views
1K
bsb
bsb
maxvooo
Help with leaf spot diagnosis
Replies
19
Views
1K
maxvooo
maxvooo
Air0r
Whatcha think
Replies
1
Views
274
Air0r
Air0r
dillyo
Is this trips damage
Replies
6
Views
564
dillyo
dillyo
Bitters420
Thrips?
Replies
5
Views
1K
Beachwalker
Beachwalker
Docta Haze
Zinc deficiency? Indoor living soil.
Replies
0
Views
814
Docta Haze
Docta Haze
the123321
May have a problem - do these seeds look ok to you?
Replies
4
Views
722
the123321
the123321
ozarkgrey
new clone big droop
Replies
1
Views
294
YinYang420
YinYang420
Cr8h
Can some one help me identify the problem with my seedlings
Replies
12
Views
951
Cr8h
Cr8h
lemons
Rust fungus? Cal mag? Help!
Replies
7
Views
1K
lemons
lemons
MasterDsKush
Purple tips?
Replies
5
Views
11K
Jimster
Jimster
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