High THC Strains

WHEN POTENCY MATTERS MOST, GO FOR SEEDS THAT START AT 20% THC!

If pure power is what you're going for, Feminized Seeds has you covered. Using advanced breeding techniques, our latest strains exceed 20% THC on average. Some, like Crystal Gelato, actually pushed past the 25% mark during testing. That's mind-blowing!

These Feminized Seeds Are Stronger Than Many Extracts - Check'em Out! !

  • Maximum Potency

  • Incredible Flavours

  • Rich & Full-Bodied

  • Tolerance Busting

  • In High Demand

High THC Strains
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  1. Buzz Bomb

    Bomb Seeds
    Buzz Bomb
    • Uplifting Effects
    • Calming Without Lethargy
    • Beginner Friendly - Easy
    • Spicy Smell & Taste
    If you're looking for special Sativa genetics without hugely long flowering times, then this seed is for you. An up
    If you're looking for special Sativa genetics without hugely long flowering times, then this seed is for you. An uplifting, calming yet invigourating effect can be expected without any obvious body high or lethargy Don't expect to be glued
  2. Tangie

    Big Head Seeds
    Tangie
    • California Orange Genetics
    • Crisp Tangerine Taste
    • Sativa Dominant - Up High
    • High Mould Resistance
    Tangie is one of the most in-demand Sativas on the market today. It's a cross of old-school California Orange and t
    Tangie is one of the most in-demand Sativas on the market today. It's a cross of old-school California Orange and the infamous Skunk #1. Both the taste and the smell are filled with clear notes of perfectly ripe mandarin orange, and the high is
  3. Strawberry Banana

    Big Head Seeds
    Strawberry Banana
    • Simple to Grow
    • Fresh & Fruity
    • Indica Dominant
    • Big, Tall, High Yielding
    Big Head's Strawberry Banana is quite the multi-sensory treat. The rich banana aroma will settle pleasantly into yo
    Big Head's Strawberry Banana is quite the multi-sensory treat. The rich banana aroma will settle pleasantly into your nose as the ripe berry taste lingers on your palate. Even the tight, resinous buds have a nice hand-feel as you break them open
  4. Skywalka Ghost Kush

    Big Head Seeds
    Skywalka Ghost Kush
    • Killer Resin Content
    • Pleasant Herbal Aroma
    • Deeply Relaxing
    • Short & Stocky
    Big Head Seeds outdid themselves with their record-breaking Skywalka Ghost OG seeds. Not only does this polyhybrid inclu
    Big Head Seeds outdid themselves with their record-breaking Skywalka Ghost OG seeds. Not only does this polyhybrid include genetics from both the rare & highly sought-after Skywalker Kush & Ghost OG, it is capable of reaching the elusive 30%
  5. Sour Diesel

    Big Head Seeds
    Sour Diesel
    • Contains Chem 91 DNA
    • Creative, Motivating
    • Strong Diesel Aroma
    • Lemon/Herbal Taste
    Sour Diesel is a classic mix of the legendary Chemdawg 91 and ever-pungent Super Skunk. This one's been around for
    Sour Diesel is a classic mix of the legendary Chemdawg 91 and ever-pungent Super Skunk. This one's been around for years, my friend, so you know both the 25% THC and uber-high yields of swollen, crystal-coated yields will be delivered on time an
  6. Granddaddy Purple

    Big Head Seeds
    Granddaddy Purple
    • Easy to Grow
    • Powerful High
    • 23% THC
    • Eye Catching Looks
    Prepare yourself to meet the one and only Granddaddy Purple, one of the most sought-after hybrids in the Indica world wi
    Prepare yourself to meet the one and only Granddaddy Purple, one of the most sought-after hybrids in the Indica world with a devastating 23% THC rating. Massive stacked buds dripping with resin and flashing purple hues are the order of the day. Insta
  7. Girl Scout Cookies

    Big Head Seeds
    Girl Scout Cookies
    • Euphoric, Creative, Giggly
    • Crystal Drenched
    • Up To 25% THC
    • Thin Mint Taste
    Girls Scout Cookies, affectionately known as GSC, is a Sativa-dominant, Cup-winning hybrid created by skillfully crossin
    Girls Scout Cookies, affectionately known as GSC, is a Sativa-dominant, Cup-winning hybrid created by skillfully crossing Durban Poison and the legendary OG Kush. Get ready for the epic Cookies high you've heard so much about as well as a classi
  8. Fire OG Kush

    Big Head Seeds
    Fire OG Kush
    • 20 to 24% THC
    • Dank Pine & Citrus Smell
    • Sweet Earthy Taste
    • Relaxing & Euphoric
    Fire OG Kush is one of the most hard-hitting Kushes we've ever seen - we kid you not! Big Head Seeds creafted these
    Fire OG Kush is one of the most hard-hitting Kushes we've ever seen - we kid you not! Big Head Seeds creafted these super-potent, 100% feminized seeds from the legendary San Fernando Valley OG Kush plus a blend of lesser known but just as outsta
  9. Cookie Dawg

    Big Head Seeds
    Cookie Dawg
    • Sturdy Structure
    • Euphoric Highs
    • Excellent Yields
    • Vanilla Scent
    Cookie Dawg is a West Coast cross with a serous kick. Girl Scout Cookies lovingly combined with Chemdawg makes for one h
    Cookie Dawg is a West Coast cross with a serous kick. Girl Scout Cookies lovingly combined with Chemdawg makes for one heck of a hybrid. You wont forget her hints of Vanilla and in-your face high. THC easily reaches a massive 20% THC & you'l
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