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Green House Seeds Co.

Green House Seeds Co.

Buy Green House Seeds at Growlantis

Feminized, autoflower and CBD genetics from the world’s most awarded seed bank, founded in Amsterdam in 1985 by Arjan Roskam. Every order ships free within the USA with a 90-day germination guarantee. Browse the full catalog below.
A dense, bushy Big Bang Auto Strain cannabis plant with colorful buds sits prominently against a dark background. The top left corner features a green female symbol.

Big Bang Auto

(71)
Autoflowering | THC 18-20%
80% Indica - 20% Sativa
A Dark Phoenix Strain cannabis plant with frosty, trichome-covered buds and dark green, purple-tinged leaves grows against a solid black background. A circle with a cross below it appears in the top left corner.

Dark Phoenix Seeds

(73)
Feminized | THC 24-25%
40% Indica - 60% Sativa
Big Bang Strain Cannabis bud covered in trichomes and orange hairs, set against a dark background with symbols denoting female and trophy.

Big Bang Seeds

(75)
Feminized | THC 19-20%
70% Indica - 30% Sativa
A dense, frosted Lemon Orange Strain cannabis bud with dark purple leaves stands against a dark background. Icons of a female symbol and a trophy are in the top corners, suggesting award-winning status.

Lemon Orange

(76)
Feminized | THC 29-30%
30% Indica - 70% Sativa
A densely frosted Milky Dreams Strain cannabis plant stands upright, covered with trichomes and surrounded by green leaves. Text in the background reads "Green House Seed Co." An icon represents female gender.

Milky Dreams Strain

(83)
Feminized | THC 25-27%
60% Indica - 40% Sativa
A tall, leafy Jack Herer Auto Strain cannabis plant displays dense clusters of frosty buds. It stands against a dark background with faint text, featuring a female symbol in the upper left corner.

Auto Jack Herer

(54)
Autoflowering | THC 17-18%
50% Indica - 50% Sativa
A Kings Juice Strain cannabis bud, covered in trichomes, stands prominently with purplish leaves against a dark background. Gender and trophy symbols appear in the upper corners, suggesting award-winning status.

King's Juice

(79)
Feminized | THC 26-27%
60% Indica - 40% Sativa
A dense West Coast OG x Gelato Auto Strain cannabis plant, featuring vibrant green and purple leaves, displays a frosty appearance, set against a dark background. A green female symbol appears in the top left corner.

West Coast OG X Gelato 41 Auto

(83)
Autoflowering | THC 22-23%
80% Indica - 20% Sativa
A close-up of a Cloud Walker Strain cannabis bud covered in white trichomes, standing vertically. Surrounding leaves have purple and green hues. A female symbol is visible in the upper left corner.

Cloud Walker

(77)
Feminized | THC 25-27%
30% Indica - 70% Sativa
A tall Nevilles Haze Strain cannabis plant with dense, frosty buds and orange hairs stands upright against a dark background. Yellow symbols appear: a female sign on the left and a trophy on the right.

Neville's Haze

(67)
Feminized | THC 22-23%
10% Indica - 90% Sativa
A Green O Matic Strain cannabis plant stands upright with dense, frosty buds and dark green leaves, set against a black background. A green female symbol appears in the upper left corner.

Green O Matic

(79)
Autoflowering | THC 15-17%
80% Indica - 20% Sativa
A frosty Super Critical Auto Strain cannabis plant stands tall, with densely packed buds and vibrant green leaves, against a dark background featuring faint decorative text. A female symbol is visible in the top corner.

Super Critical Auto

(76)
Autoflowering | THC 18-20%
80% Indica - 20% Sativa
A White Widow Auto Strain cannabis plant, covered in frosty trichomes, stands upright with dense buds and green leaves, set against a dark background with a small, green female symbol at the top left.

Auto White Widow

(69)
Autoflowering | THC 15-16%
60% Indica - 40% Sativa
A frosty Kings Juice Auto Strain cannabis bud with purple leaves is displayed against a dark background. A green female symbol appears in the top left corner, indicating the plant's gender.

King's Juice Auto

(73)
Autoflowering | THC 22-23%
80% Indica - 20% Sativa
A White Lemon Strain cannabis plant covered in trichomes stands in focus, displaying vibrant, frosty green leaves. It is presented against a plain, dark background with a female gender symbol in the corner.

White Lemon

(68)
Feminized | THC 20-21%
50% Indica - 50% Sativa
A Damn Sour Strain cannabis plant displays dense, frosty buds with orange pistils and green leaves. The plant is isolated against a dark background. A female symbol is visible in the top left corner.

Damn Sour

(68)
Feminized | THC 22-23%
40% Indica - 60% Sativa

About Green House Seed Bank

Green House Seed Co. was founded in Amsterdam in 1985 and quickly became a global reference in cannabis genetics, known for preserving legendary strains while developing new, high-performance ones. Read the full breeder story on our Green House Seed Bank page.

What Is Green House Seeds?

Green House Seed Co. was founded in 1985 in Amsterdam and is led by Arjan Roskam, the “King of Cannabis.” With 40+ Cannabis Cup wins it’s the most awarded seed bank in the world, behind classics like White Widow, Super Lemon Haze and Franco’s Lemon Cheese.

A Closer Look at Their Strains

Award-Winning Strains

Green House Seed Co. has consistently delivered strains that cater to both recreational and medicinal users. Here are some of their most iconic varieties:

  • White Widow: This balanced hybrid is perfect for both beginners and experienced growers, offering high yields and a potent, euphoric high.

  • Super Lemon Haze: A sativa-dominant strain with a zesty citrus flavor, perfect for daytime use.

  • Franco’s Lemon Cheese: Named in honor of the late Franco Loja, this strain combines strong effects with a rich cheesy aroma.

Green House Seeds Genetics and Strains

Green House strains are known for genetic stability, rich terpenes and consistent yields, from classics to modern award winners. performing reliably across grow environments. Decades of breeding keep the bank at the front of quality and innovation.

How to Choose the Right Strain

Factors to Consider

  • Growing environment: White Rhino shines indoors; Himalayan Gold thrives outdoors.

  • Experience level: forgiving strains like Northern Lights suit beginners; Neville’s Haze rewards advanced growers.

  • Desired effect: pick relaxing or energizing genetics to match your goal.

Green House Seeds’ Innovative Products

• Feminized seeds: every plant flowers, maximizing yield — great for all levels.
• Autoflowering seeds: quick, easy grows with no light-cycle changes.
• CBD-rich seeds: options like CBD Shark for therapeutic effects with less psychoactivity.

Tips for Successful Cultivation

  • Germination: use the moist paper-towel method; keep seeds warm and dark until they sprout.

  • Nutrients: follow each strain’s feeding schedule and avoid over-fertilizing.

  • Harvest: wait for milky trichomes, then dry and cure properly for the best flavor.

Buy Green House Seeds Online

Buy Green House Seeds online at Growlantis, a reliable way to access the world’s most awarded seed bank. Browse the strains, compare genetics and check out with free U.S. shipping over $42 and a 90-day germination guarantee.

Are Green House Seeds beginner-friendly?

Yes. Green House offers plenty of forgiving, easy-to-grow strains, classics like White Widow and Big Bang reward even first-time growers. Start with a stable, well-documented strain and follow the grow notes on each product page for a smooth first harvest.

Does Green House offer organic seeds?

Not all Green House seeds are certified organic, but the company follows eco-friendly breeding and packaging practices. If you want an organic grow, you can pair any strain with organic nutrients and a living-soil setup at home for great results.

Can I grow Green House Seeds outdoors?

Yes. Many Green House strains are versatile and adapt well outdoors, as long as they get enough sun and a suitable climate. Check each strain’s notes for its ideal environment some, like Himalayan Gold, are bred specifically to thrive outdoors.

How long do Green House Seeds take to grow?

It depends on the strain. Most Green House varieties are ready to harvest within about 8–12 weeks, with autoflowers on the shorter end. Each product page lists the flowering time so you can plan your grow before you start.

The Green House Seeds Experience

From award-winning genetics to consistent quality, Green House has something for first-timers and seasoned growers alike. Explore the full catalog above and pick the strain that fits your next grow.

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