my one biggest plant is merkin, on its 3rd node and on the first node, the tips of the leaves are starting to go brown and point up =/ i would post pics but i havent posted 50 times yet

What is your experience level? (first timer, novice, experienced...) first timer

What type of hydro set-up are you running? not

Your Equipment:
A) Type and wattage of lights. (MH, HPS, CFL's, tube fluorescents, LED's)=http://www.htgsupply.com/viewproduct.asp?productID=51907 for 3 plants
B) Distance from tops? about 6-8 inches
C) Reflector type? (cool tube set-up, bat wing, enclosed reflector, bare bulb...) look at the link above
D) What are the bulb wattages, kelvin ratings, and schedule? 6400k for both tubes and 18/6
E) Is there a consistent fresh air supply? passive intake active exhaust
F) Do you have an exhaust fan and a circulation fan? working on the circulation fan
G) Size of reservoir? if that means the pot than a solo cup for now
H) What medium if applicable. FFOF

Your nutrients and water:
I) If using rockwoll for clones or seedlings, did you rinse the cubes well, with properly ph'd water? not
J) Source of water. (tap or filtered) What's it's ph? tap, let sit out for over 24 hours. not ph'd
K) Specific brand and N-P-K ratio for each bottle. List dosages (quantity per gallon) and current feeding schedule. FF trio pack thing, have only given one feeding so far and it was tiny
L) What is the ec/ppm of your unadjusted tap (or filtered) water? no idea, need a tester
M) What is the ec/ppm of your nutrient solution? no idea, need a tester
N) What is the temperature of your nutrient solution? (reservoir high and low temps) room temp
O) Does your ec/ppm show a rise or fall when you do your daily PPM check?
P) Does the ph fluctuate?
Q) Do you foliar feed? If so, with what, how often, and at what time do you
spray? (Just after lights come on, just before they go out...) dont
R) How often do you replace reservoir water/nutes? What does it look like before changes? (clear, foamy, green, brown...)

Your growroom:
S) What size of closet, room or hut? 3 x 3 x 8ft high
T) What are the temps and humidity levels while lights are on? ...With lights off? temp=mid 70's w/ mid 30's humidity w/ lights on. lights off=high 50's temp w/ low 30's humidity
U) Have you seen signs of insects in the growroom? just a little gnat lookin thing nd i killed it
V) Are the roots long and white, or brown and slimy? no idea

Your strain:
W) What strain are you growing? (Indica dominate or Sativa dom?) easy rider, offa amsterdamseeds or whatever that site is
X) From seeds or clones? seeds
Y) Is this an autoflower strain? no
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typerex91 Reviewed by typerex91 on . helppp, browning leaves my one biggest plant is merkin, on its 3rd node and on the first node, the tips of the leaves are starting to go brown and point up =/ i would post pics but i havent posted 50 times yet What is your experience level? (first timer, novice, experienced...) first timer What type of hydro set-up are you running? not Your Equipment: A) Type and wattage of lights. (MH, HPS, CFL's, tube fluorescents, LED's)=http://www.htgsupply.com/viewproduct.asp?productID=51907 for 3 plants B) Distance Rating: 5