Best Cannabis Seeds: NASC’s Top Strains & Breeders

At the end of last year, North Atlantic Seed Co polled our customers to share what we felt were the best breeders and best strains. Below, you can find great recommendations based on the top auto breeders, top auto strains, top feminized photo breeders, top feminized photo strains, best smoke, best extract, best U.S. craft breeders, and overall strain and breeders of the year. All of these and more are available at North Atlantic Seed Co.!

Congratulations to all the winners, and thank you to all who voted in the NASC Grower's Choice Awards!

Shop the Top Strains

Best Strain - Autoflower:

1. Gorilla Cookies Auto by Fastbuds

A massive hit among growers, this hybrid delivers exceptional potency (up to 27% THC) and heavy trichome coverage. Strong resistance, high yields, and a complex aroma blending sweet cookie dough with earthy diesel. Ideal for both beginners and commercial growers looking for top-shelf bag appeal.

2. Banana Purple Punch Auto by Fastbuds
3. Banana Jealousy Auto by Ethos
4. Frostbanger Auto by Fastbuds
5. Gorilla Z by Fastbuds

Best Breeder - Autoflower:

1. Fastbuds

Overview: A pioneer in modern autoflowering genetics, FastBuds is world-renowned for pushing THC boundaries and delivering massive yields in record-breaking times.

Why Growers Love Them: Excellent stability, high bag appeal, and incredible versatility for both beginners and commercial cultivators.

Flagship Strains: Gorilla Cookies Auto, Banana Purple Punch Auto, Frostbanger Auto.

2. Mephisto Genetics
3. Night Owl
4. Ethos Genetics
5. Twenty20 Mendocino

Best Strain - Photoperiod:

1. Blueberry Muffin by Humboldt Seed Co.

A famous signature strain from Humboldt Seed Co., renowned for its unmistakable aroma that smells freshly baked right out of the oven. Fast 45-day flowering time, consistent uniform structure, and purple-tinted buds coated in resin. Delivers a well-balanced, relaxing high accompanied by a rich, sweet blueberry pastry terpene profile.

2. Slurricane #7 by In House Genetics
3. Frozen Bag by Square One Genetics
4. Permanent Marker by Seed Junky Genetics
5. Dirty Mimosa by Dirty Bird Genetics

Best Breeder - Photoperiod:

1. Square One Genetics
2. Dirty Bird Genetics
3. Humboldt Seed Co
4. In House Genetics
5. Ethos Genetics

Best Strain - Smoke:

1. Slurricane #7 by In House Genetics

A legendary, high-potency selection of the original Slurricane cross (Do-Si-Dos x Purple Punch), renowned for its insane trichome coverage and dark purple, frosty buds. Delivers a heavy, deeply relaxing indica body high paired with a sweet, sugary berry and creamy tropical fuel aroma. Outstanding bag appeal and a top pick for both flower enthusiasts and concentrate processors looking for heavy resin yields.

2. Blueberry Muffin by Humboldt Seed Co.
3. Irie Maiden by Romulan Genetics
4. Chicken N Wafflez by Humboldt Seed Co.
5. FX3 by Solfire Genetics

Best Strain - Extract:

1. Blueberry Muffin by Humboldt Seed Co.
   2. Honey Banana by Lovin In Her Eyes
   3. White Thorn Rose by Huckleberry Hill Farms
   4. Frozen Bag by Square One Genetics
   5. Trich Beast by Solfire Gardens
   

U.S. Craft Breeder of the Year:

1. Dirty Bird Genetics

The in-house breeding line of North Atlantic Seed Co., dedicated to crafting unique, small-batch genetics rigorously tested in Maine's varied climate. Focuses on high-yielding, terpene-heavy photoperiod crosses with exceptional vigor.

2. Ethos Genetics
3. In House Genetics
4. Square One Genetics
5. Humboldt Seed Co.

2025 Strain of the Year:

Blueberry Muffin by Humboldt Seed Co.

A legendary signature strain from Humboldt Seed Co., famous for its unmistakable, fresh-baked blueberry muffin aroma. Exceptionally fast flowering time (around 45 days), high uniformity, and purple-tinted buds coated in frosty trichomes. Delivers a well-balanced, relaxing effect paired with a sweet, bakery-fresh berry terpene profile—making it a premier choice for both flower lovers and concentrate makers.

2025 Breeder of the Year:

Fastbuds

A globally recognized leader in autoflowering genetics, world-renowned for pushing the boundaries of THC potency and production speed. Specializes in high-yielding, heavy-resin autoflowers with exceptional stability and high bag appeal. Their fast-flowering varieties are built to deliver top-tier commercial results in record time, making them a go-to choice for both beginner tent growers and commercial cultivators.

Grow the Best in 2025

Whether you’re dialing in your next high-potency autoflower run or hunting for an award-winning photoperiod strain to feature in your diary, these NASC grower choice winners represent the peak of modern cannabis genetics.

Ready to put these winning genetics to the test in your own garden? Head over to North Atlantic Seed Co. to grab your seeds, track your progress on GrowDiaries, and let the community know which of these top-rated strains earns a spot in your tent this season!

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