Green House Seed Company is a legendary Amsterdam producer of premier cannabis genetics. Started by Arjan Roskam, Green House Seed Company is committed to creating unique and therapeutic genetics while furthering worldwide cultivation knowledge. Their strains are the results of years of intensive breeding and trace their genetics to landraces from all over the world. Green House Seed Co. is responsible for classics like:

Arjan’s Haze #1
Great White Shark
White Widow
Strawberry Haze
Super Lemon Haze
Super Silver Haze

Their seeds are neither genetically modified nor treated. Winner of many international awards (including 40 High Times Cannabis Cups) Green House Seed Company is a leader in cannabis genetics.

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Green House Seed Company Reviews

One of the most renowned seed companies in the world, you can find detailed reviews for Green House Seed Company strains and services on most major review sites like GrowDiaries, THC Farmer, and google. They are widely considered some of the best genetics available, have affordable prices and excellent customer service. Additionally, check out the strain pages on the site for individual product reviews.

Money-Saving Tips

As well as offering a Green House Seed Company coupon code, you can save by subscribing to their newsletter for exclusive offers. Additionally, check the Green House Seed Company website for monthly and seasonal promotions for heavily discounted seeds and free seeds with your purchase.


Your Green House Seed Company questions answered:

How to use a Green House Seed Company coupon?

  1. Click “see coupon” and copy the Green House Seed Company coupon code.
  2. Go to the cart and right-click on the “Enter Discount Code” box then select paste. Alternatively, left-click, press control and v on your keyboard.
  3. Click the “apply” button to confirm.

How much can you save with a Green House Seed Co coupon?

You can save 10% with our exclusive Green House Seed Company promo code.

Shipping Destinations

Green House Seed Company ships worldwide, excluding Canada and the US.

Does Green House Seed Co offer free shipping?

Green House Seed Company offers free shipping with all orders over €150.

Discreet Shipping

Green House Seed Co. does not mention whether they offer discreet shipping methods on their website.

Germination Guarantee

Green House Seed Company guarantees the viability of all of its seeds to customers located in countries where it is legal to germinate cannabis seeds.

Payment Methods

Green House Seed Company accepts most major credit cards, cash in envelopes (Euros only) and online bank transfers with most European bank accounts.

Contact Green House Seed Company

Coupon Terms & Conditions

  • We add all known exclusions to the offer but sometimes there are unadvertised restrictions.
  • All coupons and offers are subject to availability and the store may rescind them at any time without notice.
  • The discount codes found on Cannabis Vouchers are not stackable unless stated.
  • Offers are only valid on the linked website.