The Community·Since 2008
Cannabis Growing Forums
Seventeen years of real talk, documented grows, and hard-won experience. Ask anything. Post a diary. Learn from the people who have already been where you are.
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Community
Site Happenings
Discussion about this site, its organization, how it works, and how we can improve it.
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Announcements about this site, its organization, how it works, and how we can improve it.
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Get to know our current users and let the community get to know you.
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Hello from Amsterdam
Gmix
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Contests by Official THCFarmer partners. Promotional drawings in which prizes are given away. Win free seeds each month.
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POTM Nominations - May 2026
Afterburner
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Cultivation
Medical Cannabis Cultivation
Discuss all aspects of medical cannabis cultivation and learn to improve your weed grow for medicinal use at our medical cannabis forums
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Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
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Seeds in my plant. What are my options
Week4Bytch
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Want to learn how to grow weed? Get started with the basics of cannabis cultivation. Ask questions and find out answers about everything from soil and lights to genetic, hydroponics and more.
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Virginia Growers Thread - Everything VA
Budtirement
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General indoor growing information about cannabis. Learn about hydroponics, organic soil, micro grows, Coco coir, and more. Learn to grow marijuana indoors.
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7Munkee's Perpetual Organics and Earthboxes
Week4Bytch
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Growing cannabis outdoors can be tricky. Learn the tips and tricks to make this possible in general outdoor growing.
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2026 Outdoor Grows! let's see em!
EternalSun
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Have you ever wondered what nutrients and fertilizers you should be giving your cannabis plants? Find out what others are using to grow cannabis.
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The Breeders Lab
HotThe breeders lab offers you a place to discuss genetic lineage, strains, and to learn information about breeding cannabis from other breeders.
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Large variance among auto breeders
Flacon
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Setting up a grow room can be difficult, but it doesn't have to be. Learn about design and setup lights and more for your next cannabis grow.
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Grow Diaries
HotRead in-depth looks at other people's cultivation methods and techniques or share your own technique for growing cannabis with our growdiaries.
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Drinking from a Cattle Trough
TerpBeans
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Have you ever seen cannabis plants the size of trees. Would you like to grow a cannabis tree? Learn how to grow the biggest cannabis plants.
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Cçccold big ol gal
710ninja.
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Show your Beautiful plants and bud shots. Need help with your Photography this is the place to be!
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Let's See Your Frostiest Flowers
leroygreen
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The best tips from industry pros and experienced growers. If you're looking to tackle problems with your cannabis grow or take your weed grow to the next level, you can learn about it here.
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Dabs, shatter, budder, batter, it doesn’t matter. Learn answers, ask questions, or offer advice on processing cannabis and cannabis concentrates.
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Learn about and compare your plans of growing cannabis to those of others. Everything you need to know to plan your next cannabis grow.
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Want to know how to keep your crop safe from thieves and cops? Learn about laws, discretion, and more when it comes to cannabis cultivation.
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Are you curious as to what strains of cannabis are the best? See what others have to say or share your thoughts about all kinds of cannabis strains.
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Newbie Grower, Newbie Smoker, What Strain Next?
Afterburner
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Classifieds
Cannabis Classifieds
THCFarmer Cannabis Classifieds provides users with a platform to trade your cannabis seeds, marijuana clones and pollen.
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Looking to score or get rid of some beans? Buy sell and trade regular, feminized, and autoflowering marijuana seeds.
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Trade Free
ajpapenfuss
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Are you looking to score some cannabis clones, or do you have some cannabis clones for sale or trade? Buy sell, and or trade cannabis clones.
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For Sale Fiya farmer and other breeder cuts
ParallaxGrows
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Are you in need of cannabis pollen or do you have some cannabis pollen to sell or trade? Buy, sell, and or trade cannabis pollen.
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Wanted Seeking Fem Pollen ASAP
Tymelly
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Lighting is an important factor about growing cannabis. Looking to upgrade or get rid of gear? Buy, sell, and or trade cannabis grow lights.
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Looking for cannabis nutes or have some for sale or trade? Buy, sell, and or trade cannabis nutrients with others who grow cannabis.
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For Sale vaporizer for sale
Freak420
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Ready to buy or get rid of your air/water/ CO2 equipment for cannabis cultivation? Buy, sell, and or trade cannabis cultivation equipment.
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Wanted Temperature help
SlimkAA
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Looking for the score when it comes to soil and media or have some to let loose? Buy, sell, and trade soil media for your next cannabis grow.
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Wanted Can anyone hook me up with worms?
Week4Bytch
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Need pots and trays to grow cannabis or have some you're looking to get rid of? Buy, sell, and or trade cannabis pots and trays.
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For Sale Botanicare OD 3'x6' Tray
Maple.Melts
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Do you have cannabis plant care items to sell or trade or are you looking to score some? Buy, sell, and or trade cannabis plant care items.
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Wanted LST help
freebird919
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Do you have cannabis propagation equipment to get rid of or are you looking to buy some? Buy, sell, and or trade cannabis propagation equipment.
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Wanted Cloning cannabis from root cutting?
mysticepipedon
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Are you looking for controllers or meters for your next cannabis grow. Buy, sell, and or trade cannabis controllers and meters with others.
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Wanted Lf a par meter
KG1
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Do you have a cannabis cultivation system you'd like to score or that you're looking to get rid of? Buy, sell, and or trade cannabis system equipment.
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Trade Temp and humidity for flower?
JIMKSI64
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Are you in need of a tent or greenhouse to grow cannabis or have one to let loose? Buy, sell, and or trade cannabis tents and greenhouses.
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Do you need tools or gear to help your cannabis grow succeed or have some you want to get rid of? Buy, sell, and or trade your cannabis tools and gear.
50
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Lifestyle
Cannabis Lifestyle
Discuss all aspects of the Cannabis Lifestyle with other users worldwide.
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Are you looking for info or do you have info to share with others about gardening? Ask question or offer info on general gardening.
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Smokers Lounge
HotSit back relax and smoke a fatty! The smoker's lounge is the place to shoot the breeze about the trees we all love so much.
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What are you listening to right now?
voltage
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Stay up to date on the latest news about marijuana, marijuana legalization, legislation affecting cannabis etc
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Have We Gone Communist Over Cannabis Seeds?
Afterburner
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Looking to get ripped or want to share ways to accomplish this with others. Learn about cool cannabis gear here.
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Weapon Of Mass Seduction
Egzoset
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Check out recipes infused with cannabis that will have you cooking like a cannabinoid culinary master in no time flat.
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Edibles: Are We Leveling Up? - Royal Queen Seeds
Tincandtoke
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Stay informed and up-to-date on what cannabis activists are doing around the world to help in the war on drugs and legalize this misunderstood plant.
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Marijuana Moment (news all around)
NoVC01
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Stay in the loop on all things related to medical cannabis. From events to news issues and just good times medical club is medical cannabis.
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