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  1. Klompen

    Anyone have experience with Chinese driverless COBs?

    Hello. I have been growing my first ever autoflower plants with these cheapo Chinese COB lights that I got on Aliexpress a couple years ago. They make a ton of heat, but they have grown the plants pretty well all things considered. They certainly do the job, but as I go to build my...
  2. CBDdude

    Anti-Anxiety Med: Gorilla CBD

    Hey guys, First post, first jorunal, first real grow! I have been using CBD strains for awhile to help with anxiety, but as we all know it can be expensive! I have got 4 Gorilla CBD that I will be growing. I am thinking of keeping one as a mother for cuttings and flower three. Setup: Veg...
  3. incogn1to

    Boutique Autos Under LEDs: Coco & Mega Crop, Spring 2020

    This will be my second grow, and probably the last indoor until fall. The setup is pretty much the same as the last. They'll be living under the Optic4, inside a 5x5 gorilla tent. Medium is Canna Coco and pearlite, in 3gal fabric pots. Strains All three strains are Mephisto genetics. 1x each of...
  4. Emilya

    Emmie's Berry D'licious 2019 True Living Organic: No AACT, SCROG, COB, SuperSoil Production Grow & Seed Run

    I will be growing out a special gift that came just for me from @santero, the well known German breeder, called Berry D-licious ... a cross between Shishkaberry x Sour Diesel. Thanks San! From Leafly: Shishkaberry, or “Kish,” is an indica-dominant hybrid that came about from crossing DJ Short...
  5. COB + 150w HPS.jpg

    COB + 150w HPS.jpg

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  7. oh666god

    1.6' x2.5' grow space: Need lighting tips!

    I am currently working on a discreet grow build. I am using a wardrobe and have 1.6'x2.5' of grow space. I looked into DIY LED lighting (loved the idea) and got myself; - x1 185H-C1400B driver + 100k pot - x4 CXB3070 CREE 3000K 80CRI (I know, i should have gotten the 90 CRI - next build!) COB -...
  8. Mikesem420

    DIY COB LEDs how to replace cheap COBs with Cree

    Hey guys I have a couple of cheaper cob led grow lights I was wondering if anyone has experience with using DC power boosters or if I should just replace the cob entirely with the cree 3590 cobs what would I need to drive them properly my plan is to upgrade the light it has a heat sink and fan...
  9. M

    Man's 2018 Indoor CoCo Grow

    Currently growing 4 Blackjack clones to completion in a 3x3 tent with a 315 cmh light. I am running Blue Planet Nutrients as a primary nutrient line, but will be using additives along the way as needed. Temp of tent- 77 rH- 45% Transplanted into 5-inch squares from clone this morning. Fed...
  10. ProfessorFlora

    ProfessorFlora's Wilma LED Auto Photoperiod Showcase: First Journal

    Welcome one and all to my first journal. First off we have an auto grow that is about 2 weeks in and the 4 strains that are going to be showcased are at different stages due to 1 being a mutant which i didn't trust and another didn't pop. so 2 were replaced. There's about a week's difference...
  11. lxstnr

    Lx's 2018 Growing Adventures

    Running multiple strains at the moment: GG4 (DHN), Dosidos (DHN), Modified Mints (GMOxSinmint cookies by Sincity seeds), Grandpas Breath (by DVG), Dark plasma (Team OG), Ninja Fruit (Team OG), and Deadly Sativa (by MMS) Dark Plasma and Grandpas breath are 30 days into flower The rest are in...
  12. Best Of Both Worlds- Kind LED and Optic LED

    Best Of Both Worlds- Kind LED and Optic LED

  13. nobodyhere

    DP Auto Duck Inside & Out With BOG Bogglegum Inside Under Cob

    Welp, after a couple months off I am back. I had to breakdown the tent for some crawlspace work this spring. Now that is done so I can soak some seeds. BOG Bogglegum-Last year I tried a photo for my 1st grow, they looked excellent, but were males. I dropped three of those seeds in tap water to...
  14. WattShine DIY COB upgrade

    WattShine DIY COB upgrade

    WattShine DIY COB upgrade
  15. 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...
  16. 6

    COB LED color temperature for full cycle question

    Hi! I'm growing on tight budget and I plan to assemble a DIY COB LED grow light. I can get a hold of COBs much easier than HID grow lights so I choose to use LEDs. I'm putting together 4-6 COBs for full cycle growth. The COB that I have chosen is the Cree CXB3070. Mouser, the place I will...
  17. A

    COB LED Temperature

    Hi guys, i'm new here. I've recently bought some chinese LED (6 led drived 31V 1,24A about 38W each), they are water cooled. I did some temperature tests. I can't solder the thermalcouple on these cob (they don't have it) so i just used an infrared thermometer (the cheapest on amazon)...
  18. bignstrange

    BignStrange - Remo Nutrients - 800W Of COBs - What Can Go Wrong? Round 2!

    Whats up everyone?:lot-o-toke::welcome: Really excited to bring you this grow, featuring Remo Nutrients, and the same set up were rocking in the current BignStrange journal! For those who were part of that journal, thank you, and cheers to more insanity and fun! With that, lets blow this...
  19. ondercuver

    One COB thing bothers me

    :Namaste: Hello fellow diy'ers I'm researching COB's for some time now and it looks like every build is about the same ... cobs run in series with a few meanwell drivers . My question is " is that necessary ? is there some science behind it? a paralel run would be less efficient?"...
  20. H

    DIY COB build for my space?

    Hello 420'ers :Namaste:, my second post here, asi posted the same question elsewhee on the forum on someone else topic but it seems to have gone dead. Been looking around for an active forum discussing DIY COB builds and this one seems to be very informative and active, so kudos ! Anyhow, im...
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