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    Is this calcium deficiency ?

    this is a jack herer been veg for approx 8 weeks just switched to 12/12 yesterday Coco coir grow fed with cyco nutrients with ro water ph the water to about 5.8
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    Are these ok?

    I am starting to worry about my two bigger plants though. The plants are growing very compact and the leaves in the center seem to be almost shriveled up and curling. I have attached pictures. Are they normal or is something wrong.? Humidity in the tent was around 55 and temp about 77. Lights...
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    Quiet 4" fan

    What is the quietest 4" fan for a carbon scrubber for a 2x2 tent? Trying to keep cost and noise down
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    cree xpe-e

    So i have read about the cree xp-e far red leds being benefical during flowering. I am thinking of building myself a setup, but i have a couple questions: 1. should i use just far red or should i have a mix of far red and photo-red? 2. when should i run them? during the whole 12 hour light...
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    First Time Grow

    first time grower here from Massachusetts where it is now legal to grow 6 plants per person and 12 per house. I've never even smoked in my life but I think it sounded fun to grow and I could help out my friends haha I started out with 3 seeds: Jack Herer, OG Kush, and a purple hulk. The...
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    Root bound...will I be ok?

    so I have two plants in coco that are about 20 days old. They have had droopy leaves that didn't go away no matter. How much I did or didn't feed them. It made me realize that they were in too small of a container and needed to be transplanted. Are they going to be ok or is it too late. It...
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    how many watts

    So I am thinking of getting a 2nd tent for veg only. It would be either a 30"x18" or a 48x24" depending on space. I would be using 5000K COB leds. How many watts would i need for veg only for 3-4 plants?
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    is this junk? G8 90w Bloom booster

    Well I wish i knew then what i know now. I bought the G8LED 90 Watt LED All RED Flowering BOOST Grow Light to help with the red end during bloom. This is before i found RIU, and realized COB was the way to go. Is this a good unit? What would be better using this as a bloom boost or adding...
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    Brown spot in center of plant

    could it be burn from the light?
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    How to clone with a single tent

    so I am starting my grow and my plan is to take clones for future grows. My question is how do I make this work? I only have room for a single tent so I can't have a separate veg and flower tent. If I take a clone at the end of veg stage, how do I keep it small enough to put it back In the...
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    who sells bruce banner #3

    does anyone sell bruce banner #3 seeds that is reputable?
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    mixing seedling of different ages

    I just got my seeds in the mail. about 2 weeks ago my friend gave me 2 free seeds so i germinated them and they are approx 12 days old. Is there any problem that would occour if i germinated the seeds i got and grew them all together even though 2 are 12 days ahead of the rest?
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    Is this ok?

    so I started a seed in a jiffy peat pellet. I just transplanted today into coco. I think I should of transplanted earlier since the root was all the way down the pellet. The leaves are pointing down. Is this a problem I should be worried about?
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    How much light

    I currently have a grow tent 4x2 I plan on growing 3-4 plants For the lights I got a viparspectra 600w but the actual draw is about 275 it looks like The ideal coverage is about 3x3 which leaves a 1x2 section out of the optimum range. Options Get another viparspectra 300w daisy chain giving me...
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    Safest way to heat a tent

    I am setting up a tent in my garage. The garage is detached and I heated. Yesterday was approx 10deg F and my grow tent was approx 35 degrees when I measured it. I have seedling ready to put in but that is way to cold. I have led lights so they won't produce much heat. What is the safest...
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