Leafs r curling upwards???

Tryin to figure out why? Humidity has gottin low a few times like down to 20% but since ive started usin co2 with ppm at like 1100 the humidity has gone up around 45%...will the curl go away?? Could it be sumthin else?
 

wannaquickee

Well-Known Member
any curling upwards is more than likely heat stress or nute burn

for some reason i thought you said you were in hydro. sorry watching tv and typing..humidity needs to be higher for optimum growth not in the 30% dunno why youre telling him to lower it. and no humidity isnt gonna curl your leaves
 
for some reason i thought you said you were in hydro. sorry watching tv and typing..humidity needs to be higher for optimum growth not in the 30% dunno why youre telling him to lower it. and no humidity isnt gonna curl your leaves
yea ive gottin humidity back up to 45% -50% yea an im doin hydro ebb n flow buckets 2gallon with hydroton/clay rock.....but will the curl go away????
 

*BUDS

Well-Known Member
man the only thing i could find:
MAGNESIUM (Mg)
Lower leaves yellow and may even turn white while veins remain dark green. Blades die and curl upward
 
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