sick plants

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cutlasman29

Active Member
i first thought i had nute burn. so i flushed then 1/2 strenght nuts. first my bottom fan leaves where turnig yellow, but now they stopped and now its at the top. watz up with this?ph is good, the only other thing i can think of is the water temps.my reservoir is on the cold side.hmmm, should i get a fish tank heater? air temps are around 78 degrees. any info please my girls are sick. oh yea 3rd week into flowering. heres the pics. thanks ive dne a lot of reading and im just not sure.:wall:
 

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cutlasman29

Active Member
im useing part better bloom 15-35-15 and part power flower plant food 2-2-5 im down to 50% strenght. 2 gal of each. in my ebb n flow (flood and drain)
 
smokeybandit22

smokeybandit22

Well-Known Member
look like alot of light bleaching going on from the excessive evap of moisture leaving nute solution in the lieaf tissue behind. try raising the lights a tad till problem corrected. what ph and rh are you running?
 
panta

panta

Well-Known Member
read these. https://www.rollitup.org/marijuana-plant-problems/132382-deficency-nute-burn-diagnostic.html

http://images.google.com/imgres?imgurl=http://www.gardenscure.com/420/attachments/plant-nursery/209849d1186314471-nursery-troubleshooting-guide-nutrient_chart.gif&imgrefurl=http://www.gardenscure.com/420/nursery-reference/105126-nursery-troubleshooting-guide.html&h=335&w=600&sz=32&hl=en&start=21&um=1&usg=__F3KMhnmZITGTZH2eDhbOvR_DScE=&tbnid=IEsbmNB-iJNiPM:&tbnh=75&tbnw=135&prev=/images?q=tomato+leaf+chlorosis+picture&um=1&hl=en&sa=X
 
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