Cannabis seed collection
High THC cannabis seeds in Australia
High THC seeds are for growers who want the most potent result their patch can produce. This range collects strains that consistently test above 20% THC, with several pushing past 25% when grown well, in feminised and autoflower form. Potency isn't just genetics — Australian sun and long summer days give these strains the intense light they need to reach their full potential, which is why outdoor grows in Queensland, Western Australia and inland New South Wales can rival indoor results. Each listing shows the tested THC range, the terpene profile that shapes the effect, and how the strain handles heat, so you can pick something that delivers strength without wilting in a January heatwave. Expect dense, resin-heavy flowers that reward careful drying and curing.
Cannabis seed results
Banana Zkittlez
Banana Zkittlez feminised photoperiod seeds offer an indica-leaning hybrid profile with sweet banana, citrus and tropical flavours.
From $99.00
Banana Zkittlez Auto
Banana Zkittlez Auto is a beginner-friendly autoflowering hybrid with a 60% indica profile and sweet banana, candy and tropical flavours.
From $99.00
Barbara Bud
Barbara Bud is a feminised cultivar with documented Afghani x Shishkaberry lineage and sweet, berry flavour descriptors.
Bay 11
Bay 11 is a feminized cultivar linked to Appalachia genetics, with a reported sativa phenotype and citrus, pine and sweet notes.
Bay Dream
Bay Dream is a feminised cultivar with a reported sativa phenotype, 19–22% THC and citrus, earthy, pine and sweet notes.
Bear Dance
Bear Dance is a feminized hybrid cultivar profile with documented Pure Kush genetics and citrus and earthy flavour notes.
Bear Dance Auto
Bear Dance Auto is an autoflower hybrid profile with recorded Pure Kush genetics and citrus and earthy flavour descriptors.
Berner's Cookies
Berner's Cookies feminised seeds offer a sativa-leaning profile with sweet, fruity citrus flavours and a 9–10 week flowering period.
From $89.00
Berry Noir
Berry Noir is a feminised, indica-reported cultivar with documented Girl Scout Cookies and Blackberry lineage.
Bianca
Bianca is a feminised hybrid cultivar documented with White Widow genetics, an earthy flavour and THC levels of 17–23%.
Biddy Early
Biddy Early is a feminised hybrid cultivar associated with Warlock genetics and a documented citrus flavour descriptor.
Big Band
Big Band is a feminised hybrid cultivar documented as Bubble Gum crossed with Chronic, with a sweet flavour description.
Big Band Auto
Big Band Auto is an autoflower hybrid with documented Bubble Gum x Chronic lineage, a sweet flavour descriptor and 15–20% THC.
Big Bang
Big Bang is a feminised, indica-reported cultivar with Skunk 1 × Northern Lights lineage and a sweet flavour profile.
Big Bud
Big Bud feminised seeds offer an indica-dominant profile with earthy, sweet, fruity and skunky flavours, suited to intermediate growers.
From $79.00
Big Bud Auto
Big Bud Auto is an indica-dominant autoflower with sweet, fruity and skunky flavours, suited to beginners and cool or temperate climates.
From $89.00
Big Kush
Big Kush is a feminised hybrid cultivar associated with OG Kush genetics and a documented citrus flavour descriptor.
Big Smooth
Big Smooth is a feminised hybrid cultivar linked with Cookies and Cream genetics, spicy and berry notes, and listed THC of 18–21.
Biker Le’Blanc
Biker Le’Blanc is a feminised hybrid listed as Hell's OG crossed with The White, with a reported THC range of 18–25%.
Bio-Diesel
Bio-Diesel is a feminised hybrid cultivar documented as Sour Diesel crossed with Sensi Star, with THC listed at 16–21%.
Biochem
Biochem is a feminised, indica-reported cultivar with Chemdawg #4 × Sensi Star lineage and an earthy flavour description.
Biscotti
Biscotti feminised seeds offer an indica-dominant profile with sweet, cookie-like, spicy and earthy flavours, flowering in 8–9 weeks.
From $79.00
Black '84
Black '84 is a feminised Afghani cultivar with a reported indica phenotype, berry flavour and documented THC range of 11–22%.
Black Betty
Black Betty is a feminised hybrid cultivar documented as AK-47 x ECSD, with sweet berry notes and a reported THC range of 16–21%.
Black Bubba Auto
Black Bubba Auto is an autoflower cultivar with documented Bubba Kush × Black Russian lineage and an earthy flavour profile.
Black Cherry OG
Black Cherry OG is a feminised, indica-described cultivar with sweet berry notes and a listed THC range of 14–20%.
Black Cherry Punch
Black Cherry Punch is a feminised hybrid with Purple Punch and Black Cherry Pie lineage and spicy berry notes.
Black Cherry Soda
Black Cherry Soda is a feminised, sativa-dominant cultivar with sweet cherry, strawberry and tropical flavours.
From $89.00
Black Domina
Black Domina feminised seeds offer a 95% indica profile with earthy, spicy, pine and berry flavours, suited to intermediate growers.
From $99.00
Black Ice
Black Ice is a feminised, indica-reported cultivar documented as Black Domina x White Widow, with earthy and spicy notes.
Black Jack
Black Jack feminised photoperiod seeds offer a balanced 50/50 profile with earthy, floral and peppery flavours, suited to intermediate growers.
From $79.00
Black Jack Auto
Black Jack Auto is a beginner-friendly autoflower with balanced sativa and indica genetics, plus sweet berry, spicy and incense notes.
From $89.00
Black Mamba
Black Mamba is a feminised, indica-reported cultivar with documented Black Domina and Granddaddy Purple lineage and a berry flavour note.
Black Mamba Auto
Black Mamba Auto is an autoflower cultivar with documented Black Domina and Granddaddy Purple parentage and a listed berry flavour.
Black Runtz
Black Runtz feminised seeds offer a balanced hybrid profile with earthy, fruity, pine, sour and spicy flavours.
From $99.00
Black Runtz Auto
Black Runtz Auto is an indica-dominant autoflower seed with sweet berry, tropical and spicy flavours, suited to beginners.
From $99.00
Black Tuna
Black Tuna is a feminised hybrid associated with Herijuana and Lamb's Bread, an earthy aroma and a reported THC range of 18–25%.
Black Widow
Black Widow feminised seeds offer an indica-leaning profile with fruity, pine, skunk and woody flavours, flowering in 8–10 weeks.
From $79.00
Blackberry
Blackberry is a feminised hybrid cultivar listed as Black Domina x Raspberry Cough, with sweet berry notes and 16–20% THC.
Blackberry Hashplant
Blackberry Hashplant is a feminised, indica-reported cultivar with berry flavour notes and documented THC values of 21–28%.
Blackberry Kush
Blackberry Kush is a feminised photoperiod cultivar with an indica-dominant profile and sweet berry, earthy and diesel flavours.
From $89.00
Blackberry Moonrocks
Blackberry Moonrocks is a feminised photoperiod hybrid with an indica-leaning profile and berry, blueberry, lavender and citrus flavours.
From $89.00
Blackberry Moonrocks Auto
Blackberry Moonrocks Auto is an indica-dominant autoflower with berry, blueberry, lemon, skunk and citrus flavours for intermediate growers.
From $89.00
Blackberry Rhino
Blackberry Rhino is a feminised, indica-reported cultivar with documented White Rhino x Blackberry lineage and an earthy, sweet berry aroma.
Blackwater
Blackwater is a feminised, indica-reported cultivar with documented Mendocino Purps and SFV OG Kush lineage.
Blob OG
Blob OG is a feminised hybrid cultivar profile with reported THC of 20–26% and citrus, earthy and pine flavour notes.
Blue Alien
Blue Alien is a feminised, indica-reported cultivar documented as Blueberry × Alien Kush, with sweet and berry flavour notes.
Blue Amnesia Auto
Blue Amnesia Auto is an autoflower seed with a sativa-leaning profile and berry, diesel, earthy, spicy and tropical flavours.
From $99.00