High THC Seeds

Buy high-THC cannabis seeds in Canada from Pure Seed Genetics. These seeds are selected for potency, producing plants with some of the strongest THC levels in our catalogue from proven, stable genetics across feminized and autoflowering varieties. New to growing? Our autoflower seeds are the easiest start and feminized seeds give you more control, while CBD seeds offer a gentler, balanced profile. We ship high-THC seeds across Canada with a germination guarantee.

Filter
Sort:
Show:
Gummibears Autoflower

Gummibears Autoflower

Price range: $39.00 through $180.00
In Stock

Gummibears Autoflower is a 50/50 hybrid auto with a cheesy, diesel, lemon flavour and a calming, giggly high. She stays a short 2–3 ft tall and flowers in about 8–10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Gelato 41

Gelato 41

Price range: $39.00 through $180.00
In Stock

Gelato F1 is an indica-dominant feminized strain with a sweet, fruity, diesel flavour and a euphoric, uplifted high. She stays a medium 3–4 ft tall and flowers in about 8–10 weeks after the switch to 12/12.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Papa Smurf

Papa Smurf

Price range: $39.00 through $180.00
In Stock

Papa Smurf is a tall, sativa-dominant feminized strain with a sweet berry-candy flavour and an energetic, creative high. She stands 5–7 ft tall and flowers in about 9–11 weeks after the switch to 12/12.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Mendo Breath Autoflower

Mendo Breath Autoflower

Price range: $39.00 through $180.00
In Stock

Mendo Breath Autoflower is an indica-dominant auto with high THC, 25% and above, and an earthy, sweet flavour. The effect is a heavy body high that turns happy, relaxed and sleepy, finishing in about 8–10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Zkittlez Autoflower

Zkittlez Autoflower

Price range: $39.00 through $180.00
In Stock

Zkittlez Autoflower is an indica-dominant auto with a sweet berry candy flavour and a calming, relaxed high. It takes 9–11 weeks to flower and stays a medium 3–4 ft tall.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Star Killer

Star Killer

Price range: $39.00 through $180.00
In Stock

Star Killer is an indica-dominant autoflower with high THC, 25% and above, and an earthy, spicy flavour. The effect starts motivated and energetic before turning into a heavy, sleepy body high, finishing in about 8–10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Critical Purple

Critical Purple

Price range: $39.00 through $180.00
In Stock

Critical Purple is an autoflower, indica-dominant seed with a bright citrus, fruity and lemon flavour and a high THC range. It stays a medium height and finishes in 9 to 11 weeks with no light schedule change.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Abusive OG

Abusive OG

Price range: $39.00 through $180.00
In Stock

Abusive OG is a pure indica autoflower with a herbal, spicy flavour and calming, sleepy effects. It stays a medium height and finishes in 7 to 9 weeks with no light schedule change needed.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
5th Element Autoflower

5th Element Autoflower

Price range: $39.00 through $180.00
In Stock

5th Element Autoflower is an indica-dominant seed with a citrus, earthy and pine flavour and a high THC range. It stays a medium height and finishes in 7 to 9 weeks with no light schedule change.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
303 OG

303 OG

Price range: $39.00 through $180.00
In Stock

303 OG is an autoflower, even hybrid seed with a spicy, citrus and herbal flavour and a high THC range. It stays a medium height and finishes in 7 to 9 weeks with no light schedule change.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Zkittlez Feminized

Zkittlez Feminized

Price range: $39.00 through $180.00
In Stock

Zkittlez Feminized is a photoperiod, indica-dominant seed with an earthy, fruity flavour and a high THC range. It stays a medium height and flowers in 9 to 11 weeks once switched to 12/12 light.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
White Widow

White Widow

Price range: $39.00 through $180.00
In Stock

White Widow is a feminized, even hybrid seed with an earthy, pine and fruity flavour and a high THC range. It stays a medium height and flowers in 8 to 10 weeks once switched to 12/12 light.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Slurricane

Slurricane

Price range: $39.00 through $180.00
In Stock

Slurricane is a feminized, even hybrid seed with a tropical flavour and a high THC range. It grows tall, 5 to 7 feet, and flowers in 7 to 9 weeks once the light switches to 12/12.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Lemon Cherry Gelato

Lemon Cherry Gelato

Price range: $39.00 through $180.00
In Stock

Lemon Cherry Gelato is a feminized, indica-dominant photoperiod strain with a sweet, fruity flavour and a relaxed, euphoric feel. It grows tall at 5 to 7 ft and finishes flowering in 8 to 10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Gorilla Glue Lemon

Gorilla Glue Lemon

Price range: $39.00 through $180.00
In Stock

Gorilla Glue Lemon is a feminized, indica-dominant photoperiod strain with an earthy lemon flavour and a heavy, sedative body high. It stays a medium 3 to 4 ft tall and finishes flowering in 8 to 10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page
Five Alive Feminized

Five Alive Feminized

Price range: $39.00 through $180.00
In Stock

Five Alive Feminized is a photoperiod, sativa-dominant strain with an earthy, sweet flavour and a talkative, creative body high. It grows to a medium 3 to 4 ft and finishes flowering in 8 to 10 weeks.

BUY SEEDS This product has multiple variants. The options may be chosen on the product page

Filter Products

Filter by price

Product Status

Categories

Filter by

Flowering Type

Sex

THC Content

CBD Content

Flowering Time

Height

Effects

Flavour