420 Collection

A curated selection of High THC genetics with added 420 value.

Featured breeders

Seedsman 30% OFF

Reliable, stable genetics bred for consistency and performance. 30% OFF ➜

In House Genetics 25% OFF

Premium, small-batch genetics with standout bag appeal. 25% OFF ➜

Royal Queen Seeds 25% OFF

Accessible, high-quality strains for every grower level. 25% OFF ➜

T's & C's Apply

More breeder offers

00 Seeds ➜

30% OFF ALL Strains

Affordable, beginner-friendly strains with dependable results.

Barney's Farm ➜

Free Seeds | 3+3 & 5+5

Award-winning classics with high potency and global appeal.

Brothers Grimm Seeds ➜

25% OFF ALL Strains

Legendary genetics revived with modern refinement.

FastBuds ➜

Free Seeds | 3+3 & 5+5

Autoflower specialists delivering speed, potency, and simplicity.

Happy Valley Genetics ➜

25% OFF ALL Strains

Craft cannabis genetics focused on flavour and balance.

Humboldt Seed Co. ➜

25% OFF ALL Strains

California-bred strains built for terpene richness and yields.

Sweet Seeds ➜

25% OFF ALL Strains

Aroma-driven genetics with fast flowering and vibrant profiles.

T's & C's Apply

Highlighted strains

T's & C's Apply

Pick any 3 seed packs of the same size – mix brands however you like! For every trio of matching-size packs, you'll get a FREE pack from Seedsman of the same size. Start Mixing & Matching | Buy any 3 x same-size seed packs, get a matching-sized freebie! | Terms & Conditions Apply

Terms and Conditions Apply – Click Here

Terms and Conditions Apply – Click Here

Seedsman Resources

FREE Outdoor Grow Guide

The outdoor growing season is upon us, meaning it’s time to learn everything you need to know about growing outdoors.

DOWNLOAD HERE

We Grow Cannabis! By Jorge Cervantes

Download the latest grow guide by cannabis legend Jorge Cervantes for FREE, a comprehensive guide to growing cannabis that is perfect for both beginners and enthusiasts.

READ HERE