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So Im a first time grower. Im in day 38 of flowering. The tips of my plants leaves are browing/yellowing up and some leaves are even getting these browing yellowing spots, is this normal because im getting twoards the end. Or is this a nute def, and I need to give some nutes to my plants? Shitty...

So this is my first time around. 600w HPS on digi balast these plants are crammed into a GL80L tent. I tried to Scrog dunno how it came out. I had to pull chop one plant cause it hermie but everything else looks good to my eyes. Strains: Grapefruit Kush x3 , Green Crack x3 , Lavander, Chemdog...

This is my 2nd go around, picked up a new Growlab Clonelab took the middle bracket out and put a Sunsystem 4 FT T5 Lighting. 4 bulbs putting out 20k in lumens. This new area is currently housing my new seedlings. Strains are.... Greenhouse Super Lemon Haze x 10 Fem World of Seeds Legend Line -...

So I Had a PM issue, so I get a sulfur burner, I used it once, for 2 hours in my small tent, 2'7"long x 4'11" wide x 6'7" tall. I still see a little bits a PM popping up so I decide to do one more Sulfur Burn. This time Ill go an hour longer. My lights went off at 8am I fired the burner up at...

So a buddy pointed this out to me, im in my first grow. These plants are still in vegging state about to go into flowering. The first pic are too little balls 1 on each side, they dont look like normal male balls, smaller but still round and no hairs. Then in the 2nd picture is a pre flower, its...

So I just did a sulfur burn the first session, I got a smaller tent i burnt for around 3 hours. Smoke was billowing out the tent. I figure it got full. The smell isnt that bad, but the thing im wondering is Im seeing more signs of PM on the leaves on all the plants. Is this supposed to happen? I...

So Dry Ice when melting it evaporates into Co2, anyone have thoughts of using this as a cooling agent for small areas / Co2 gen to help boost plants. Would this be effecient Im thinking of trying this. Looking for ideas, comments, concerns. THanks

So heres my situation..... Im using a Growlab 80L I havea 600w MH and planning on using a HPS for flowering. My problem is Powdery Mildew. I live in a smaller home, and dont want to sulfur burn. So to try and counter the PM I have bought a Dehumidifier. It is a larger than I expected so I have...

So on my Green crack clones 2 out of 3 the tips of fan leaves are turning brown. Dark brown. Blurry pic kinda, but you can see the brown tips and they seem to be getting worst. Comments suggestions please on what is going on. Im a noob grower.

So here are some pics of this one plant. Looks healthy when looking at whole thing except for the fact that most cept a couple only have 3 fingers instead of 5. The other clones of similar strain have 5 fingers on the leaves unlike this one. Is this one deformed or what? Im new to MJ growing Im...

So I got a jack herer seed, germed, planted, its about 1.5 2 inches and growing for about 4 days. Pic is below but when is it a good time to transfer it to a larger pot, and I heard a safe technique to let it veg for a little bit then clone and immediatly flower to see if it is a male or fem. Is...

Ok so I had my humidity at like 56% but got a case of Powdery Mold. So im in the vegging process im a newbie, I know that a good range for mold to grow is in 50%+ humidity. So ive decided to drop my humidity to get the mold out of its grow enviroment and try and prevent futher cases. My main...

So Ive been on RIU for the last week and found to love this place. Im trolling these forums more and more, and learning a great deal from everyone. I would like to say so far everyone on here rocks. The new site aint bad its taking some getting use to and could use some easier links. Other than...

So Im looking at my babies and ive been noticing mainly on my grapefruit kush clones this weird white dots /fuzziness shows best when turned at an angle twoards the light. Pics below comments please on what it is. If its bad how do I fix / get rid of.

So im planning on trying a aero setup just a single plant to start and get the feel. My question is can I take a seed that ive started from soil and use it in a aero setup?

Can you veg for too long? Can you flower for too long? When you get to the flowering stage you cut back on the water given right? Do you also cutback nutrients? I hear people on RIU talking about flushing before harvest, when do you do this for what reason? Powder Mold, how do you get rid of it...

Okay this is a Chem dog clone I recieved from a friend. Free so Im not complaining but Im new grower and dont know anything really. So to start off again this is a clone been in soil for about 1.5 weeks. Ive waterd it with Pureblend Pro and Liquid Karma nutrients. On a 20 light 4 dark cycle...

My first grow setup and so far I am very excited. All knowledge I have of growing is that from talking to some buddies who have been doing this for quite some time. Now its my turn to learn the ropes. If you have any constructive criticism please feel free to post any thoughts / ideas. I will...