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  1. aknoob

    Citizen 90CRI, 3000K COB

    I am currently using a King Plus 1000w Double Chip LED Grow Light Full Spectrum. I have a 4x4x8 grow tent that I am currently using to grow vegetables and 1 Blue Blood in. I am wanting to build 4 COB led lights with a limited budget and I am a new to COB leds. The cobs will be used both in veg...
  2. ilikemsticky

    Sticky's Almost Perpetual Grow

    total organic!
  3. K

    First Grow - Cali OG Kush x Haze - 5 In Total

    Flipped over to 12/12 just 4 weeks ago. They are growing under a Meizhi 1200w (560w output) LED. All of them transplanted from solo cups to 5 gallon buckets.
  4. P

    Grow Room Specs - Total Harvest?

    Grow room specs: 12'L x 8'H x 6'W 3 x 1000 Watt HPS / 14 x 39W T5 Total watts = 3546 W Call it 4 lights as the T5's are very close to a 600W light. T5s mounted low, HPS up high. 3 16" wall mount fans. 2 6" high output blowers. One pulls air out through a carbon filter the other pulling in...
  5. Ron Strider

    California Cannabis: The Marijuana Cultivation Rules (Part III)

    California's Medical Cannabis Regulation and Safety Act ("MCRSA") has left stakeholders with many questions regarding how cannabis cultivation regulations will play out. But now that the California Department of Food and Agriculture ("DFA"), through its CalCannabis Cultivation Licensing...
  6. X

    do they look good / do i need to prune?

    Hi, Someone can point me out if they my white cookie feminized looks fine for now please?. do i need to prune them? if yes, tell me what i need to remove please i took the picture this morning may 25 2017 and i plant the inital seed in water april 9 2017. They are 18 hours under 600 MH...
  7. B

    Advice on my 2250W LED COB build - CLU048 1212C4 3500k 80 CRI

    I have been researching for the past few days LED COBS, CREE, Vero, and Citizens. Read/learnt alot from users like fanleaf, Supra, BuddyColas, JorgeGonzalez, Rahz, Bobby_G, etc I came to the conclusion after many hours that the Citizen CLU048-1212C4 3500k 80CRI seemed my best choice. At $11...
  8. Grebs

    Gram per watt question

    So when people are talking about trying to get a gram per watt, like mine is a CMH 315. Am I shooting for 315 grams in my total grow? Per plant? Per certain area? I assume its total. So the amount of plants you have under that particular light doesn't matter? Just didn't understand what they...
  9. S

    Question about RSO

    What is my THC% if 3grams of Total Weight(RSO)= 1,440mg of active ingredients???!
  10. K

    Marijuana Seizures Decline In 2015

    Seizures of indoor and outdoor cannabis crops by the US Drug Enforcement Administration (DEA) fell in 2015, according to annual data compiled by the US Drug Enforcement Administration. According to the DEA's Domestic Cannabis Eradication/Suppression Statistical Report, agents eradicated 4.25...
  11. J

    33.000 lumens and only 63cm height available

    THE PURPOSE: I am trying to grow some buds on a small (100cm x 20cm) and low height (62cm) place. After a long research I have ended up to the following lighting setup as well as I face one problem: THE PROBLEM: I know that if I use 3 cobs of 10.000 lumens each (30.000 total) in a place with...
  12. TheFertilizer

    Questions about PPM calculations

    So I made this spreadsheet to calculate the PPM range of various nutrients in a given solution/nutrient volume, I think it's pretty straight forward and I checked against the only working calculator I could find online (for the Lucas formula, seems outdated) and I think I got the math right, but...
  13. G

    A question for someone who has experience with growing in a PC case

    Hi, My question is about the light that comes inside the grow box from the fans In the flowering period, it's important that the plants will be in a total dark, right? So how do you do that? Maybe it's not necassery to do something about it? Thanks
  14. C

    Experimenting with HID lights for cars - Cheap

    I am currently experimenting with a small grow setup using 6000K ( temp actually closer to 6400K than it is to 6000K) 55W (47-50W) actual output rated Automotive HIDs as the main light source. So far so good. Because I am distributing the heat over multiple (4 total) individual lamps I can keep...
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