The Grow Awards 2026 🏆
Start My Diary
Start My Diary
Login
Start My Diary
Home
Diaries
Strains
Shorts
Questions
Contests
Growers
Seeds
Breeders
Nutrients
Equipment
Blog
Login
Sign Up
Following
Follow
Brands
&
Growers
to get updates
Back to Grow Questions
Yellow brown spotted Leaves
Creenpie
started grow question 4y ago
Hi. The first Sweet ZZ auto. Second NL auto. PH water before watering 7.0. Whats wrong with these both? Thx.
Solved
Leaves. Edges burnt
Leaves. Curl up
Leaves. Color - Yellow
likes
PremiumBudsEU
answered grow question 4y ago
pH blockage, rinse and try to get the pH to 6.-6.5. Dude give more Infos next time ,it is not possible to help without information about your media, nutrients, lights, humidity,temp... Good luck with your grow buddy
1 like
Complain
Selected By The Grower
Similar Grow Questions
Solved
MoWax
Yellow spots and dry ends on leaves
Hello! What could be wrong with the plant on the left? What do the spots on the leaves indicate? They are 17 days old.. Thanks for the info
Leaves. Dropping off
Leaves. Color - Yellow
Leaves. Color - Mottling
2y ago
2
2
Solved
Wilsongrowwell
Drooping yellow leaves on seedlings
I have a 2 week old seedling and it’s two leaves have gone slightly yellow from the tip inwards and have started drooping, not extremely but enough to see there is a problem. Any help will be massively appreciated, thanks in advance !
Leaves. Curl down
Leaves. Color - Yellow
Leaves. Color - Pale
5y ago
1
Solved
Greendawg
Ok.i have my largest plant with yellowish leaves this week. Next week I will remove grow lights before photos. Help with yellowing leaves. I am running a good mixture soil, with manure as a grow. Should I addgrow?
Week 11
Leaves. Color - Yellow
6y ago
4
4
Solved
fategs
getting problems with fedding, prob the high doses in early stages or days (?) the GG auto is looking like shit rn and the other gsc prety bad too what should i do with the GSC? for the GG auto im prob gonna waterd with only 500ml and not 400000000 times a day
Week 3
Leaves. Edges burnt
6y ago
5
2
Solved
Stolas2
Canoeing leaves and burnt ends
Canoeing and burnt tips of leaves. Temperature usually between 27 tp 29 degrees. Quite low humidity says 10% but not sure this is correct. Veg stage week 3 Any help greatly appreciated.
Leaves. Edges burnt
Leaves. Tips - Burnt
Leaves. Curl up
4y ago
3
Solved
IrishGrows
Outward Edge Curl
Noticing an inward curl to the outward edge of leaves. Happened before any nutrients. Temperatures for the tent have bit 78-94 with some times sticking in the low 90s for hours. Have been able to keep the tent in low 80s the last few days. Anyone else have a suggestion?
Week 1
Leaves. Curl up
5y ago
1
1
Solved
TheNewNoobOnTheBlock
What am I dealing with here?
Since like 10 days, around the time the Lemon started flowering and I have started to remove some leaves in the bottom and to the sides to keep the monster grow in check, the leaves of the middle to top of the plant started to turn yellow and eventually dry out
Leaves. Edges burnt
Leaves. Tips - Burnt
Leaves. Tips - Die
5y ago
6
Solved
Cannabisflakes
Burnt tips, yellowish color, cracking tips
So guys, bottom leaves started with same symptoms a week ago; I belived that was due them touching the soil a few times during the LST (I'm getting medival on them 😅, since I decided not to top them). What do u guys think? Aprecciate any help in advace 🙏🙏❤️
Week 4
Leaves. Edges burnt
Setup. Strain - Autoflowering
Techniques. LST
3y ago
3
3
Solved
TRS420
Stickstoff Mangel in der 4. Blütewoche ?
Hallo Tag 28 seit Umstellung 3ml/L Biocanna Flores Ph 6.6 Sieht nach Stickstoff Mangel aus, habe 0.5ml/L Biocanna Vega vor 4 Tagen als Stickstoff boost versucht, aber vergeblich.. Könnte mir wer helfen ? Ich mache wegen privaten Gründen kein Tagebuch Ich weiß das es besser wäre
Leaves. Curl down
Leaves. Color - Yellow
1mo ago
5
3
Solved
DrGreenThumb24
Yellow leaves
Any suggestions on what could be causing my problem?
Week 7
Leaves. Color - Yellow
5y ago
4
6
Solved
grower120
deficiency or excess
Hi. This is my firs grow.. What problem is this? I use Bio grow 2ml/l from 3th week and i started to use from now biobloom 2ml/l.. I ordered now ec and ph meter, but i dont know when i will get it, so... can i do something with this problem, or may i wait till i get the equipment
Leaves. Tips - Die
Leaves. Color - Yellow
4y ago
2
2
Solved
Growing_Spartan
Anyone know this yellowing?
Hello everyone, I’ve got 2 autos going from 420FastBuds and im starting to see some yellowing in the leaves. I didn’t PH till I saw their first set of leaves and I was using bottled water but now I have my water dechlorinated and ph set to 6.4 for every watering.
Leaves. Color - Yellow
2y ago
1
Solved
Manijuana
Maybe I'm being a big baby but I'm so sad. I have a dwc hydro set up and all my seeds that sprouted all crash and burn within a few weeks. Im 7 weeks in and they look small and leaves die asap. Im hella precise. What should i do?
Leaves. Curl up
Leaves. Curl down
Plant. Too short
4y ago
4
4
Solved
FatnastyzBudz
P lockout mid flower coco ph drop
Midflower lockout P starts, cal/mag is in line up. Week 3-4 runoff ph drops 5.2-5.3 then P. I follow success feed chart. Adjust feed to match intake but salts starting to stack and lockout. I have added add cal/mag. Maybe too dry, but still happens. Last feed 1050 still stackd
Leaves. Edges burnt
5mo ago
3
2
Solved
SnowBuds
Tips yellowing
is this light burn/stress or Defiency? New growth seems to be lighter green than the rest. Ph is 6.0 Ppm is 580ish (slurry) Light was 11inches away from canopy of tallest plant and 12-13inches from other. Soil is not over watered. Temp is between 68- 72 degrees. Humidity %50
Week 6
Leaves. Tips - Burnt
Leaves. Curl up
Feeding. Deficiences
5y ago
1
2
Solved
jamjam887766
leaf spots and curl
I have a few leaves with some spots and a few that have a side that curls. What do you guys think? Right now I'm just using Fox Farms Ocean Forest soil and water - I'm planning on adding nutrients this week. Will that solve these issues?
Week 3
Leaves. Curl up
Leaves. Color - Mottling
6y ago
2
Solved
Herroqitti
Yellowing leaves, some spotting
Please help
Week 8
Leaves. Color - Yellow
Leaves. Color - Mottling
5y ago
1
1
Solved
CannaTrope
Excess Nitrogen?
Hello growers. Are these plants receiving too much nitrogen? Very green leaves and slight burn. l am using the three part FloraSeries medium schedule 1/2 strength. I am going to switch to the light schedule 1/2 strength. Soil is 1/2 Happy Frog and 1/2 high porosity pro mix.
Week 4
Leaves. Edges burnt
5y ago
2
1
Solved
NelloFarms
Help with deficiency
Well my girl scout cookies are having problems and would like to get some advice on em. Im thinking its nitrogen toxicity or ph problems. I normal try to get 6.5 ph but my runoff is below 5.9 when i checked. I gave it some recharge and water last watering and its helping a little
Leaves. Curl down
Leaves. Color - Yellow
4y ago
1
3
Solved
BisEsKlappt420
Does the females look good ? First grow alert.
Week 3. BioBizz all-mix, 3.5gal pots, 450w-led , NL-Auto; Royal Queen seeds. So far I have only fed them root juice. I overwatered the seedlings at the time. the all mix is still wet to this day. three of my plants have a leaf with a light spot.
Leaves. Veins - stay green
Leaves. Color - Yellow
3y ago
1
1