Strains: U
- UFC
- UFO
- U - Pink Kush
- U Dub HP Bx
- UBC Chemo
- U2
- UBC Chemo
- U-God
- UBC Chemo
- UK Cheesy Express
- UFO Cookies
- UHF
- UK Cheese Auto
- UK Blues
- UK Chem
- UK Cheese
- UK Monkey
- UK Psychosis
- UK Scottish Power
- UK47
- UK08
- UMME
- UK Cheese
- UK Bluez
- UK Cheese x Animal Cookies
- UK Cheese
- UK Cheese x Zombie Kush
- UK Cheese Auto
- UK Cheese
- UGORG#1
- UFOG
- UK Auto-PENG
- UTHC OG
- UP Kush
- UV-A
- UVA
- Ugly Unicorn
- Ultimate OG
- Ultimate Kush
- Uk Auto-Ammi
- Udder Madness
- Ultimate Thai
- Ultimate Frosting
- Ukraine - Hybrid
- Ultimate AK
- Ultimate Lav
- Ulduz
- Ultimate Chem 2010
- Ultimate Lemon Bubba
- UW
- UK Cheese x Aloha WW
- Uber Dawg
- UW Cookies
- Ube
- Ultimate Peak
- UZI
- Ultimate Chem 818
- UK Cheese
- Ukhrul
- UFO x Bubba Kush
- Ukraine - Ruderalis
- Uberkush
- Ultimate Chem
- UK Home Made Cookie's
- UK Exo
- Uber
- Uber Candy Haze
- Ultimate Chem 08
- Ultimate Flex
- Ultimate Indoor
- Ultimate Banana Kush
- Ultimate Stoney Berry
- Ultra High Frequency
- Ultra 85
- Ultimate Kush
- Ultimate Warrior
- Ultra Early Love
- Ultra Chem SFV
- Ultra Critical
- Ultimate Circle
- Ultra Glue
- Ultimate Purple
- Ultra Fizz
- Ultra White Amnesia
- Ultra Skunk
- Ultraviolet Eclipse
- Ultra La Chem
- Ultra Alien
- UltraSour
- Unapologetic
- Ultra Freshies
- Ultra Violet Haze
- Ultra Power Plant
- Ultra Grapefruit
- Uncle Elroy
- Una Fria
- Ultra Lemon Haze
- Ultra Boof
- Ultra Sonja
- Ultra Lemon Haze
- Uncirculated OG
- Uncle Lucious Lemonade
- Ultra Violet Poison
- Ultraviolence
- UltraViolet OG
- Ultra Violet GMO
- Underdawg OG
- Under Dawg #1
- Ultraviolet Haze
- Uncle John's Headband
- Uncle Ebenezer
- Ultraviolet
- Ultrashack
- Unbroken Chain
- Underdawg OG x London Pound Cake x Kushmints
- Unabomber
- UnderDawg OG
- Uncle Moneybags
- Ultrabrite
- Under Dawg
- Underdog OG
- Unicorn Bacon
- Underdawg Cake
- Unforgettable
- Under Dawg D
- Uncle Willie's Gasoline
- Undercover Butter
- Unicorn Heaven
- Underdawg
- Unicorn Cookies
- Uncles Magoo
- Ukiah Berry
- Unicorn F2
- Unholywood
- Unicorn Cake
- Unicorn Rainbows
- Unicorn
- Uncut Gems
- Unicorn Cakes
- Unicorn Milk
- Upapi
- Unicorn Krack
- Underdog Urkle
- Unicorn Berries
- Unicorn Blood
- Unicorn Poop
- Unicorn Cakes
- Undertaker
- Unicorn Poop
- Unicorn Kush
- Unicorn Pops
- Unification
- Unicorn Poop Bx
- Unicorn Farts
- Uplift
- Unicorn Piss
- Union Jack
- Unicorn Porn Star
- Unicorn Sherbert
- Uranus Lemon Haze
- Uptown Girl
- Unicorn Sherbert
- Uranai Baba Kush
- Upstream
- Urban Cheese
- Uppercut
- Uptown Girl
- Utopia
- Ursula Berry F2
- Urgam x Malana
- Uptown Clockstar
- Upper Cut
- Uptown White Dawg
- Ursula Berry F3
- Unicorn Meat Pie
- Unicorn Sliderz
- Upside Boundcake
- Upstate Moscato
- Unity
- Uw Og
- Unknown Kush Early Version
- Uptown Haze
- Urkel Girl
- UruWhite
- Urkle Lemons
- Urkle's Royale with Cheese
- Unicorn Shoes
- Ursa Major
- Upaya
- Urban Guerrilla
- Upside Down Frown
- Urkle91
- Unskinny Pop
- Unicorn Porn
- Uruzghani x Jack's Cookie
- Uzbekistani Thunderfuck
- Unicorn Shoes
- Upside Down Cake #4
- Urgam Valley
- Urban Poison
- Uzbekistani Shit Show
- Uzbekistan
- Utopia Dreams
- Uzbekistani Headstash
- Uzbekistan Hash Plant
- Utopia Haze
- Urkle Berry II
- Uzi Love
- Uzbekistan
- UzBlockistan