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High THC Strains

High THC Cannabis Seeds

Potency Redefined with Premium Genetics

Discover high THC cannabis seeds at KillaBeez, where potency meets exceptional quality. Featuring legendary classics and cutting-edge strains, our selection guarantees bold flavors and maximum impact. Perfect for collectors seeking unparalleled performance and premium genetics.

Maximum
Incredible
Do Not Germinate
Preserve Genetics
In High Demand

Don Gelato

Don Avalanche
- Very Powerful: 25%
- Trippy, Expansive Highs
- Sweet, Herbal and Citrus Flavours
- Stunning, Deep Purple
This hybrid is a perfect cross between Thin Mint Girl Scount Cookies and Sunset Sherbert. Expect rich, sweet flavours an
This hybrid is a perfect cross between Thin Mint Girl Scount Cookies and Sunset Sherbert. Expect rich, sweet flavours and borderline psychdelic effects. A perfect strain those who love exciting weed!
Skywalka Ghost Kush

Big Head Seeds
- 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%
Sour Diesel

Big Head Seeds
- 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
Granddaddy Purple

Big Head Seeds
- 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
Big Head Confidential

Big Head Seeds
- Super Potent - 25% THC
- Beginner Friendly
- Smells Like A Pine Forest
- Dark Green & Purple
Big Head Confidential is a calming Indica that was lovingly created by crossing Afghan #1 with an OG Afghan. These 100%
Big Head Confidential is a calming Indica that was lovingly created by crossing Afghan #1 with an OG Afghan. These 100% feminized seeds are fast to flower, short & sturdy, and they produce copious numbers of big, dark-green buds completely encase
Alien Technology

Big Head Seeds
- Sturdy & Rugged
- Lasting Sensual High
- Extra Thick Resin
- Earthy, Spicy, Vanilla
Check out this classic feminized seed hailing from Afghanistan, the birthplace of psychedelic cannabis strains. Original
Check out this classic feminized seed hailing from Afghanistan, the birthplace of psychedelic cannabis strains. Original unaltered Afghani genetics make for a mouthwatering cannabis treat. Take care with Alien Technology's potency. At a toleranc
Don Bruce Banner

Don Avalanche
- Incredibly Potent: 30% THC
- Very Generous Yields
- Euphoria and Relaxation
- Peppery and Diesel Flavour
A strain that prioritses sheer strength. With 30% THC, it's hard to beat Don Brue Banner it terms of strength. And
A strain that prioritses sheer strength. With 30% THC, it's hard to beat Don Brue Banner it terms of strength. And with yields to match, it gets even better. Suited to those who like powerful highs and dark, heavy flavours, Don Bruce Banner mean
Don Do Si Cookies

Don Avalanche
- Girl Scout Cookies x Girl Scout Cookies!
- Powerful: 30% THC
- Creative to Relaxing Effects
- Flavours of Earth and Flowers
A powerful, GSC heavy hybrid, expect 30% THC to take you to elevated planes of euphoria and heavenly realms of relaxatio
A powerful, GSC heavy hybrid, expect 30% THC to take you to elevated planes of euphoria and heavenly realms of relaxation. The subtle flavours add a tasteful edge, and make this a smoking experience like no other. Potent, yet reserved.
Don Do Si Punch

Don Avalanche
- Powerful Sedating Effects
- Potent: 29% THC Levels
- Berries, Spice and Tropical Fruits
- 60% Indica | 40% Sativa
Powerful and sedating, Don Do Si Punch may not be best suited to a party, but it will hold your hand all the way to slee
Powerful and sedating, Don Do Si Punch may not be best suited to a party, but it will hold your hand all the way to sleep. With 29%, this a powerful beast and should be treated with caution!