MK-Ultra has a long list of credentials! It’s the child of legendary G-13 & equally impressive OG Kush, winner of both the 2003 & 2004 High Times Cannabis Cups and source of the best head highs on the planet! If you’re looking for an awesome Indica, check
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MK-Ultra is a trip. Literally. Named after the infamous LSD experiments of the fabulous fifties, this Indica-dominant hybrid is totally psychedelic, smashingly hypnotic and practically addicting!

To create this trippy cannabis seed, TH Seeds crossed the legendary G-13 with the equally famous OG Kush. As a result, MK-Ultra is smokin’ hot with a 1st-place win at that 2003 Cannabis Cup and a 2nd-place finish in 2004.

  • G-13 X OG Kush – Smashing!
  • Hypnotic Head Highs – Nearly Addictive
  • Wins at 2003 & 2004 HTCC
  • Indica Dominant with 350 gr/m2 Yields

With 56 to 63 days of bloom, MK-Ultra Seeds will yield about 350 grams per square meter of tight, rocky nuggs with a very refreshing, piney flavour. Don’t underestimate the power of this super strain!

If you can’t wait to get your greedy hands on your new set of MK-Ultra Cannabis Seeds, you don’t have to! The Rhino gets every shipment out the door so fast it’ll make your head spin. Add in our extra-low prices and top-notch customer service for a buying experience you’ll never forget!

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Indoor ? Yes
Flowering Time ? 8-9 weeks
Cup Winner ? Yes
Height notes 100-120 cm
Yield Notes 350 p.s.m.
Greenhouse ? Yes
As Amsterdam's finest supplier of high-grade cannabis seeds, TH Seeds simply can't stop producing new winners. Year after year, they stomp the competition. And with their new “Teslaponics” system that guarantees higher yields, faster finishes and more power through the magic of electricity, you can only expect their reputation to grow. Totally new school since opening their doors in 1993, TH Seeds continues to spread the best American cannabis genetics throughout Europe in an effort to strengthen the breed through diversity. You won't go wrong with super-sweet Bubble Gum, legendary S.A.G.E. or any of TH Seeds other amazing weed seeds!