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Learn How To Grow Marijuana straight from our breeders


Learn everything you need to know to pick the best weed strain


Whether you're based in the USA or Australia. We'll happily send our seeds worldwide!
World Wide Shipping

Why choose Marijuana Seedbreeders as your Seed Bank?

Our breeders Bob, Henk, and the creator, with over 30 years of experience, have embarked on a new chapter in their marijuana cultivation journey by creating a seed bank designed and run by breeders themselves. Our aim is to provide the finest marijuana seeds and share our expertise and experience with you. Discover more about us and our exceptional team.

Straight from Dutch Breeders

The first seed bank for breeders by (Dutch) breeders. As breeders based in Amsterdam, we know what is important. We believe that top-notch, fresh Dutch seeds are the foundation of success.

Guaranteed Germination

Quality seeds make sure we keep you happy and high. Improve your success rate with our germination guarantee.

Grow Support from our Breeders

Need help with your grow? Let's connect and we'll be happy to provide support and guidance.

Free Seeds or Grow Supplies

By choosing MSB, you'll receive complimentary grow guides from our how to grow marijuana academy. Plus, orders over €80.00 come with free seeds or supplies.

Featured in

Ed Rosenthal.com

We are delighted that our study on germination methods has been published by Ed Rosenthal, a renowned authority in cannabis horticulture, educator, author, and co-founder of High Times magazine.



Growdiaries is a platform that enables cannabis growers to document the growth of their plants. With 65,000+ journals shared by cultivators globally, it provides a space for sharing experiences and knowledge in the cannabis growing community.


What to expect when ordering from MSB?

Trust us to provide you with a worry-free experience and the peace of mind you deserve. Have any pre-sale questions? Reach out to our support team. Happy to help!

Secure Payments

Secure Payment

Our payment options include: Credit Card, Bank Transfer, Bitcoin, Cash, and Zelle.

world wide shipping

World Wide Shipping

Whether you're based in the USA or Australia, don't worry. We'll happily send our seeds from Amsterdam to any location worldwide!

Discrete Packaging

Discrete Packaging

Your order is confidential and will be delivered securely and discreetly using our expert stealth shipping packages.

Secure Payments

Discrete, stealth shipping

Your order is confidential and will be delivered securely and discreetly using our expert stealth shipping packages.

Secure Payments

Guaranteed Delivery

Upon placing your order, we will do everything in our power to ensure its delivery.

Secure Payments

Exceptional Customer Service

We strongly feel that offering premium cannabis seeds and excellent customer care should go hand in hand.


"Great service, great support and trustworthy "
It’s wonderful to be able to deal with people who are professionals in their field. When asking them questions and advice, their responses are fast and efficient. They have great products...

by Cyrus

star star star star star 10 out of 10 kiyoh Kiyoh
"Excellent product and service!!!"
MSB are fabulous to deal with. Their customer service is great. The seeds I ordered arrived no problem thanks to awesome stealth shipping. The strains were true to description and inf...

by Mike

star star star star star 10 out of 10 kiyoh Kiyoh


Flowering stage:

[what are the first signs and when they're ready to harvest?]

Today you’re going to learn ALL you need to know about the Flowering Stage.

In this guide you will learn:

  • How to spot the first signs of the flowering stage
  • Watering during the flowering stage
  • What happens week-by-week
  • When they are ready for harvest
  • And more

Sounds good? Let’s do this!


How marijuana plants grow

[Learn the basics]

The growth process of a marijuana plant is more than just placing a seed in soil and watering. To achieve the best results with quality marijuana seeds, it is necessary to pay attention to the growth process of your marijuana plants. Knowing how marijuana plants grow best will help you with that considerably.

On this page we provide important information about achieving optimal results when growing marijuana plants. Read it carefully and discover the secrets of optimally growing marijuana plants.