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Fast-Flowering Strains
There are 1114 products.Whether you grow indoors or outdoors, in hydro or in soil, we're sure you love the thought of a speedy harvest. That's why we've compiled all of our favourite fast-flowering strains in one place. With these speedy seeds, you can enjoy a great harvest, even if you got a late start to the season. Depending on your growing environment, you may even be able to squeeze two harvests into one season with these specimens. Best of all, our selection of fast-flowering strains won't sacrifice quality for speed, and are guaranteed to produce top-shelf bud with minimal effort.
So what are you waiting for? Get browsing to find your perfect fast-flowering strain today!
King Louis (Zamnesia Seeds) feminized
Royal genetics: King Louis descends from top-shelf Californian strains. Big flavours and aromas: Enjoy a mix of fresh, earthy pine terps. 24% THC: For a heavy-handed stone. Short stature: Ideal for smaller spaces.
Black Diamond Automatic (Zamnesia Seeds) feminized
Yummy terpenes: Sweet and fruity flowers with aromas of grape. 23% THC: Hits the perfect potency sweet spot. Quick turnaround: Black Diamond Auto goes from germination to harvest in only 8–9 weeks. Indica dominant: A Blackberry, Diamond OG, and ruderalis cross, this plant is 90% indica.
White Truffle Automatic (Zamnesia Seeds) feminized
Elegant flavours: Enjoy notes of sweet autumn fruits and buttery nuts. Super speedy genetics: White Truffle Automatic goes from germination to harvest in just 8–9 weeks. Compact plants: Ideal for small tents and converted cupboards. Full-body effects: White Truffle Automatic eases the mind and soothes the body in minutes.
Black Diamond (Zamnesia Seeds) feminized
Superb genetics: Descending from Blackberry and Diamond OG. Rich and smooth smoke: Black Diamond offers a sweet experience filled with fruity notes. Productive plants: Specimens grow tall and promise large yields in optimal conditions. Pronounced effects: A THC level of 23% powers a long-lasting, soothing effect.
White Runtz Automatic (Zamnesia Seeds) feminized
Extra fast: White Runtz Automatic plants can get the chop just 9 weeks after germination. Solid yields: Reel in up to 450 g/m²! Real USA genetics: White Runtz Auto descends from Gelato and Zkittlez. Candy terps and 22% THC: Enjoy a sweet, smooth, and strong smoke.
White Runtz (Zamnesia Seeds) feminized
Super sweet: The Runtz line is loved for its bold candy aromas. Top-shelf Cali genetics: White Runtz was born and bred in the San Francisco Bay Area. Excellent resin production: Harvest big, dense, snow-white flowers. 24% THC: Enjoy a heavy, tingly body high ideal for beating tension.
Ice Cream Cake (Zamnesia Seeds) feminized
Relaxation is the word: The indica dominance of Ice Cream Cake provides a blissful effect. Impressive lineage: Match made in heaven with Wedding Cake and Gelato #33 genetics. Abundant yields: Prepare to harvest up to 1000g/plant. Easy growing: Ice Cream Cake is suitable for all levels of growers, thanks to its swift flowering time.
Sticky Broccoli Automatic (Zamnesia Seeds) feminized
Easygoing cultivation: Effortless and accessible growing for all. Sticky Beast x Green Crack x Ruderalis: Derived from legendary parentage. Savoury speciality: Spicy and sweet flavours and aromas. Euphoric and Relaxing effects: Perfect for any time of day.
Classic Skunk (Zamnesia Seeds) feminized
Classic Skunk is an old-school strain of cannabis seeds that can give you a glimpse into the history of weed. This pure breed Skunk has a flowering time of 7–8 weeks and can produce up to 500g/m² of top-shelf bud. It is well worth a go!
OG Kush (Zamnesia Seeds) feminized
A worldly icon hailing from California, OG Kush serves up a captivating mind-body experience. The popular strain combines Chemdawg x Lemon Thai x Pakistani Kush in a sublime matrimony of intense aromas. OG Kush by Zamnesia boasts a robust flowering time of only 8 weeks, yielding an abundance of quality buds.
Passion Fruitz Automatic (Zamnesia Seeds) feminized
Top-tier genetics: Passion Fruitz Auto descends from OG Kush, Clementine, Orange, and California Orange strains. Fast and abundant growth: Moderate-sized plants deliver great yields in just 9 weeks. Tropical delight: Enjoy sweet tropical citrus terps with every hit. 20% THC: For a balanced and soothing stone.
Purple Urkle (Zamnesia Seeds) feminized
Delicious flavours: Bursting with notes of berries, grapes, and plums. Bountiful harvests: Up to 400 g/m² indoors and 700 g/plant outside. Relaxing effects: Soothing sensations with uplifting moments. Easy to grow: Purple Urkle flowers for 7–9 weeks indoors (September harvest outside).
Sundae Driver Automatic (Zamnesia Seeds) feminized
Delicious genetics: A yummy blend of Fruity Pebbles OG, Grape Pie, and ruderalis. Quick turnaround: Harvest-ready in 8–9 weeks from seed. Sweet terpenes: Fruity and sugary aromas and flavors offer pleasurable sessions. Uplifting effects: You'll laugh out loud after a few puffs, perfect for sharing with like-minded buddies.
Critical Mass (Zamnesia Seeds) feminized
Unbeatable yields: Expect extra-heavy harvests indoors and out! Old-school genetics: Critical Mass is a descendant of mighty landrace and Skunk strains. Easy growing: True to her Skunk heritage, Critical Mass is compact and resilient. Great taste and potency: Get ready to enjoy a sweet, fruity smoke and a balanced high.
Gelonade (Zamnesia Seeds) feminized
Trusted and loved genetics: This hybrid is the lovechild of Gelato and Lemon Tree. Satisfying harvests: Reared in optimal conditions, Gelonade pleases growers with healthy yields. Exciting terpene profile: Refreshing citrus and spicy pepper combine to provide a fruity blend with a kick. Soothing effects: Excellent when you need to loosen up and relax.
Tangerine Dream (Zamnesia Seeds) feminized
When legends cross, they create legendary outcomes. Or at least that was the case when our breeders created Tangerine Dream from a select variety of classic strains. Boasting sweet citrus aromas and flavors, hardy grow traits, and a happy, uplifting high, there's little not to love about Tangerine Dream by Zamnesia Seeds. But don't take our word for it—order your seeds now and find out yourself.
Alien OG (Zamnesia Seeds) feminized
Alien OG combines genetics from Tahoe OG and Alien Kush. Born and bred in San Francisco, this Cali classic boasts a delicious pine and citrus aroma, versatile grow traits, and a potent, trippy cerebral buzz.
Biscotti (Zamnesia Seeds) feminized
If you're shopping for a powerful indica that's packed full of flavour, look no further than Biscotti. Containing up to a whopping 25% THC and producing pronounced effects, this flavoursome lady is no slouch in the grow room either. With a little care, those who sow Biscotti seeds can count on excellent results come harvest time.
Watermelon Candy (Zamnesia Seeds) feminized
If great flavours and hybrid effects are your thing, you'll want to pay close attention to Watermelon Candy. This strain lives up to her name, providing exceptional sugary-sweet hits. Couple this with an uplifting, relaxing high and a hassle-free growing experience, and you're looking at a standout strain simply begging to be featured in your garden.
Blueberry (Zamnesia Seeds) feminized
Whether you're brand new to the task of cultivating or have several growing projects under your belt, Blueberry is sure to put a smile on your face, in more ways than one! She's easy to grow and care for, and, as her name suggests, is bursting with flavour! However, she also packs a relaxing wallop that is sure to win over cannabis connoisseurs with a love for uber-chill vibes.
Sunset Sherbet Automatic (Zamnesia Seeds) feminized
From the folks at Zamnesia Seeds comes Sunset Sherbet Automatic. This easy-growing strain boasts a super-short growing cycle of just 60 days. Effortless to maintain, she delivers bountiful yields emanating sweet, fruity flavours that are bound to get mouths watering. Coupled with an impressively relaxing high, there is plenty to love about this well-rounded strain.
Wedding Cake Automatic (Zamnesia Seeds) feminized
From the team at Zamnesia Seeds comes Wedding Cake Automatic. This autoflowering strain is not only a joy to grow, but also to smoke—thanks to her impressive flavour profile and abundant high. An easy, breezy specimen in the grow room, she's perfect for beginners looking to get their feet wet, and experienced growers seeking a hassle-free home project.
Runtz (Zamnesia Seeds) feminized
The hype is real, guys! Our breeders managed to bring you something Californians long for—the exquisitely delicious and ultra-potent Runtz. This cross of Gelato and Zkittlez is everything you could ever want from a cannabis strain: tasty, powerful, balanced, productive, and fast-flowering. Get the seeds and experience this phenomenon first-hand!
Lemon Power Haze (Zamnesia Seeds) feminized
Refreshingly sweet and lemony yet nicely rich and dank: Lemon Power Haze by Zamnesia Seeds doesn’t just taste awesome but gives the perfect high that matches her great taste: Let this uplifting Lady give you bouts of energy, creativity and motivation and have her boost your mood in no time. No doubt, an absolutely treat for sativa lovers!
Girl Scout Cookies (Zamnesia Seeds) Feminized
Girl Scout Cookies is an American hybrid taking Europe by storm. This strain combines the finest Cookie genetics, culminating in an unprecedented and deliciously powerful new variety. Its uplifting, cerebral high will relax the body, and its potent, high-yielding buds will come in full force in just 8-9 weeks of flowering.
Cash Express (Zamnesia Seeds) feminized
If you’re looking for a perfect Skunk that brings some staggering yields to the table, Cash Express by Zamnesia Seeds should definitely be on your list. This classic Skunk combines a number of excellent qualities, making her not just a superb choice for cash croppers, but simply excellent for everyone—from cannabis enthusiasts to new growers looking for great results without the hassle.
Monster Dwarf Automatic (Zamnesia Seeds) feminized
Monster Dwarf Automatic by Zamnesia may be small but you should definitely not judge her on size alone! This great autoflowering Skunk hybrid isn’t just perfect to grow in even the smallest spaces. Her good yields, nice skunky aroma and pleasant effect make Monster Dwarf Automatic by Zamnesia an easy autoflower that you will love!
Bubblegum (Zamnesia Seeds) feminized
Bubblegum by Zamnesia Seeds is a sativa-dominant hybrid developed in the more recent years of cannabis breeding by crossing Power Plant and Santa Maria. Although it has a strong sativa background, it falls into the quick-flowering category, delivering dense buds in a period of just 8-9 weeks. Bubblegum’s aroma and taste are sweet and earthy, packing very balanced effects of being high and stoned.
Cheese (Zamnesia Seeds) feminized
Cheese is an all-time favourite strain of cannabis seeds hailing from the UK. Produced by mixing Skunk x Northern Lights, this award winning strain has a flowering time of 8 weeks and produces a strong mind and body high. It is an absolute old-school classic, a connoisseur favourite!
White Widow (Zamnesia Seeds) feminized
A “highly” recommended and firm favourite all around the world, White Widow is a hybrid strain of much acclaim and respect. Not just a pretty-looking plant, she manages to pack a remarkably potent punch that will KO those who don't take her seriously. If that wasn't enough, she's also a vigorous grower, taking just 9 weeks to flower.
Critical (Zamnesia Seeds) feminized
Very much a plucky pot provider, Critical from Zamnesia Seeds is a (mostly) indica strain that is high on potency and even higher on yields. A meticulous combination of Afghani and Skunk, she is a short but remarkably sweet strain that flourishes under minimal supervision. In Just 7 weeks of flowering she is ready to share her bountiful bud with you.
Northern Lights (Zamnesia Seeds) feminized
Quite simply a spectacular specimen of cannabis, Northern Lights has withstood the test of time to become one of the most well-loved strains of all time. Taking only 7 weeks to flower, she is a vigorous grower and an abundant supplier. Predominantly indica in nature. Northern Lights can produce in excess of 500g/m² of some of the finest bud in the world.
Slurricane (Zamnesia Seeds) feminized
Top US genetics: Enjoy the original Slurricane, bred from Purple Punch x Do-Si-Dos. Complex terps: Slurricane has sweet and spicy berry aromas/flavours. Compact structure: Plants are stout and discreet. Heavy yields: Slurricane yields up to 450 g/m² indoors and 650 g/plant outside.
Fruit Punch (Zamnesia Seeds) feminized
Fruit Punch is a three-way cross of cannabis greats: Skunk #1, Haze, and Northern Lights. This blend resulted in a formidable strain with many loveable traits. Fruit Punch delivers on the terpene front—its tropical vibes will please those who like fruity cannabis. It's also quite potent with 22% THC and euphoric, energising effects.
Pineapple Express F1 Automatic (Zamnesia Seeds) feminized
Boasting rich, sweet flavours and uplifting effects, Pineapple Express F1 Automatic is a rewarding autoflower that delivers a massive haul of buds in 9 weeks or less from germination. And topping out at a manageable height of just 50–70cm, this strain is well-suited to indoor, outdoor, and greenhouse spaces. Experience this fierce F1 specimen for yourself!
Afghani (Zamnesia Seeds) feminized
Thick buds with a bold, spicy hash aroma and a relaxing stone—that's what you can expect from our landrace Afghani. With cannabis growing natively across Central Asia, Afghanistan has a long tradition of cannabis cultivation and hashish production, and Afghani weed is still considered some of the finest on the planet. Now, growing it at home has never been easier.
Hindu Kush (Zamnesia Seeds) feminized
Hindu Kush is a superb landrace strain stemming from the famous mountain range stretching between Pakistan and Afghanistan. These formidable indica genes became the basis for many modern strains. Loved for its thick layer of resin, this plant is robust and hardy, as it had to adapt to the harsh environment from which it stems. High THC levels and earthy aromas await.
Purple Punch (Zamnesia Seeds) feminized
Purple Punch by Zamnesia Seeds is a dreamy indica that shines with an exquisite taste and an incredibly relaxing effect. Despite her compact size, this almost pure indica is very easy to grow and can deliver great yields.
Gelato (Zamnesia Seeds) feminized
Supreme dankness never tasted so good. Zamnesia Seeds presents Gelato, a strapping indica-dominant strain that stands tall in the grow room and unleashes a high of epically smooth proportions. Unlike some other Gelato variants on the market, our version is infused with the ultra-potent Wedding Cake to give consumers a little something extra to fall in love with.
GG#4 (Zamnesia Seeds) feminized
The one and only GG#4 now exclusively available here at Zamnesia Seeds! This spectacularly potent and flavourful Indica which until recently was only available in the US doesn’t just make for incredible relaxation with a happy and uplifting effect. Her out-of-this-world potency makes GG#4 also an excellent strain for the treatment of chronic pains and other health conditions.
Lemon Wonder Automatic (Zamnesia Seeds) feminized
Blessed with super quick growing genetics, Lemon Wonder Automatic from Zamnesia Seeds is a crop capable of raking in the cash! By successfully mixing Lowryder with a Lemon OG strain, the cultivators were able to create a product of immense speed, resilience and desirability - ready to harvest in just 8 weeks!
Blueberry Automatic (Zamnesia Seeds) feminized
Cannabis classic Blueberry receives an autoflowering makeover. By combining the famous strain with ruderalis genetics, we have managed to create a vigorous, speedy, and potent pot provider—ready in just 8–9 weeks from seed to harvest.
Quick Caramel XL (Zamnesia Seeds) feminized
Quick Caramel XL is an indica dominant strain with a very unique aspect to it – namely, its flavour. By combining White Rhino x Blueback x Maple Leaf Indica, we have produced a strain of cannabis seeds that produces abundant yields of sweet, caramel tasting bud. When you take into account that it also has a flowering time of just 7 weeks, it distinguishes itself as a pretty special strain.
Grape Ape F1 Automatic (Zamnesia Seeds) feminized
Boasting reliable and resilient genetics, Grape Ape F1 Automatic is a versatile and accessible strain. This autoflowering cultivar takes just 8–9 weeks from seed to harvest and stays pretty close to the ground throughout its growing cycle. With very little maintenance or upkeep required, growers are treated to flavourful sweet berry buds that are teeming with relaxing and soothing effects.
Kalini Asia (Zamnesia Seeds) Feminized
Kalini Asia, the “Flower from the Hindu Kush”, is a beautiful purple strain that combines the best and most elusive purple phenotypes of Kush mountain strains. Exclusively bred by Zamnesia, this gorgeous lady will not just catch the eye with her vibrant purple colours, she will also please with pungent pine aromas and a deeply relaxing yet euphoric stone.
Tropicana Cookies (Zamnesia Seeds) Feminized
Both growers and tokers will love Tropicana Cookies and its impressive traits. These plants produce resinous, fragrant flowers, and the amount they yield will plaster a big smile on cultivators' faces. Ideal for homemade extracts and edibles, Tropicana Cookies will lend its fruity and sweet flavors to any creation. The relatively balanced genetics produce uplifting effects suitable for any time.
Poison Envy (Seedstockers x Zamnesia Seeds) Feminized
Meet Poison Envy, the exclusive 28% THC strain by Zamnesia Seeds x Seedstockers. With mouthwatering notes of berries, cherries, and pine, plus powerful effects, these premium feminized seeds won’t last, so get yours while you still can. There are only 600 seed packs available (500 EU/100 US), and they're selling fast!
Black Runtz (Zamnesia Seeds) feminized
Tantalising tastes: Enjoy flavours of sourness, berries, and fruit. Epic genetics: The offspring of legendary parents Zkittlez, Gelato, and Runtz. Rapid flowering: Watch your buds burst into maturity in as little as 8 weeks. Mind-blowing power: Prepare for a THC content of 24%.
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