Feminized Cannabis Seeds & Marijuana Seeds

Q: Are feminized seeds always female?

Feminized cannabis seeds are bred to produce almost entirely female plants, usually around 99 percent female under normal growing conditions. Severe stress can still cause occasional hermaphrodites, so keeping a stable environment is important.

Q: Are feminized seeds good for beginners?

Yes. Feminized seeds are ideal for beginners because there is no need to spot and remove male plants. This reduces guesswork and helps ensure that most of your grow space is filled with productive female plants.

Q: Can I clone plants grown from feminized seeds?

Yes. Feminized photoperiod plants clone well and can be kept as long-term mother plants. Once you find a standout phenotype, such as a special Gelato or OG Kush, cuttings can be taken and repeated indefinitely.

Q: Are feminized seeds weaker than regular seeds?

No. Modern feminized breeding is highly stable, and well-produced feminized seeds are just as vigorous, potent and flavourful as regular seeds. The main difference is convenience, because feminized seeds produce almost all-female offspring.

Q: What is the difference between feminized and autoflower seeds?

Feminized seeds are photoperiod strains that begin flowering when their light cycle changes, typically to 12 hours of light and 12 hours of darkness indoors. Autoflower seeds begin flowering automatically with age regardless of light schedule.

Q: Is it legal to buy feminized cannabis seeds?

In the United Kingdom, ungerminated cannabis seeds can be sold and collected as adult souvenirs or for genetic preservation. Laws differ between countries, so customers should always check local regulations before purchasing or sprouting seeds.

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Feminized Seeds
G13 Labs – Cinderella 99 (C99) Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs C99 is known for its remarkably rapid growth. It can be harvested as early as after 50-55 days indoor. Thanks to its Grapefruit and Pineapple heritage this gorgous lady has an outstanding sweet and fruity taste.
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Feminized Seeds
G13 Labs – White Lavender Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Lavender is a hybrid with very diverse origins and spectacularly strong and tasty although it can be difficult to control its height indoors. Its White Widow genes help curb this excessive growth tendency, making it much easier to grow.
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Feminized Seeds
G13 Labs – OG13 Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs is proud to release this improved OG Kush strain! They went straight to the source & remixed Thai, Pakistani & Diesel strains for renewed vigour & extra potency combined with a triple helping of sticky, THC-laced resin. These 100% feminized seeds stay small & compact while pumping out massive yields making this a perfect choice for demanding indoor collectors.
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Feminized Seeds
G13 Labs – Blue OG Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
A cross between a Blueberry F3, Blue Moonshine, and a potent Kush/Thai Indica hybrid that has achieved truly legendary status in the USA; OG Kush.
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Autoflower Seeds, Feminized Seeds
G13 Labs – Auto Diesel Feminised Autoflowering Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Diesel Auto is the result of blending Canadian Ruderalis genetics with the legendary New York Diesel from the USA. The entire genetic history of this strain, which descends from the Chemdawg line, is too long to explain here.
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Autoflower Seeds, Feminized Seeds
G13 Labs – Auto Blueberry (Auto Berry) Feminised Autoflowering Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Auto Blueberry…. G13 Labs introduces their brand new Auto-flower for 2012. A Hybrid of Blueberry and Lowryder Ruderalis. G13 Labs Auto Blueberry has the forest berry aroma of Blueberry, creating a fruity Automatic punch with intense delicious taste.
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Feminized Seeds
G13 Labs – Mozzarella Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Cheese is a mind blowing blend of UK Skunk x Afghani. The Afghani narcotic effect compliments the feeling of euphoria that you get with a quality cheese such as this. G13 Labs Cheese boasts a long lasting heavy euphoria and produces a good yield, with a good heavy dusting of crystals, and of course that beautiful cheese taste that will send your taste buds into a frenzy.
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Autoflower Seeds, Feminized Seeds
G13 Labs – Auto Pineapple Express Feminised Autoflowering Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Pineapple Express Auto is an extremely high quality and much sought after seed. These seeds produce a great yield which is fast flowering with highly resinous buds. It has an incredible taste which is fruity and tropical.
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Autoflower Seeds, Feminized Seeds
G13 Labs – Auto Northern Lights (NL Automatic) Feminised Autoflowering Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
NL Auto flowering Feminized is a result of selective indica breeding carried out by G13 Labs experts. Feminized seeds of Northern Lights have been favourite amongst marijuana fans for years for their easy growing characteristics and great narcotic values.
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Feminized Seeds
G13 Labs – Blueberry Gum Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
This strain is a must have for every connoisseur. Low maintenance and mould resistant make it perfect for amateurs but has the taste that would easily satisfy even the most fastidious and hard to please connoisseurs. Blueberry Gum produces rock solid crystal nugs with a sweet bubblegum aroma.
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Beginner-Friendly Seeds, Feminized Seeds
G13 Labs – White Widow Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
White Widow is one of the most if not the most famous names in the world of cannabis seeds strains. While this is partly due to her memorable name, speed, yield and stunningly ultra-thick resin coating have a lot more to do with it!
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Classic / Old-School, Feminized Seeds
G13 Labs – Super Skunk Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Super Skunk was one of the first serious projects to create a next-level cannabis hybrid by crossing the groundbreaking Skunk #1 with an ancient, pure-bred, highly resinous Afghani hash plant. In 1990, Super Skunk was released to great acclaim.
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Beginner-Friendly Seeds, Classic / Old-School, Feminized Seeds
G13 Labs – Skunk #1 Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Skunk # 1 was the first true stabilized hybrid to enter the Dutch Cannabis greenhouses. Sacred Seeds created it in the late 1970s from Afghani Indica, “Acapulco Gold” Mexican Sativa and Columbian Gold Sativa.
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Classic / Old-School, Feminized Seeds
G13 Labs – Royal Kush Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Royal Kush is a strong hard wearing strain which is a cross of an indica Afghani and a potent Skunk #1. The leaves grow wide and long which enable her to absorb as much light as possible.
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Feminized Seeds
G13 Labs – Raw Diesel Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Raw Diesel has power, strength and heavy fumes. For all cannabis connoisseurs who love the powerful flavour in a potent hybrid that’s easy to grow and a great smoke RAW Diesel is still considered one of the top strains around.
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Feminized Seeds, Purple Strains
G13 Labs – Purple Haze Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Purple Haze is a cannabis hybrid with a soaring Haze high mixed with thick resin production of the finest Indicas. Not too tall. Purple Haze is beautiful, with long running buds that produce pleasing dense and a sticky coating of trichomes.
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Feminized Seeds
G13 Labs – Pineapple Express Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Pineapple Express is awesome! Unheard of Quality, Great Yield, Fast Flowering, Highly Resinous, Potent mentally and physically, Incredible taste, & feminized. What more can you ask for.
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Beginner-Friendly Seeds, Classic / Old-School, Feminized Seeds
G13 Labs – Northern Light x Skunk Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
NL x Skunk is a high yielding strain with excellent resin and unmistakable potency. Performance of the G13 NL x Skunk works well indoors and out. With a taste that leans more towards the wonderful Skunk, a deep intense sweet richness, but with vastly increased resin production.
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Feminized Seeds
G13 Labs – Midnight Kush Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Midnight Kush is a mainly indica strain with an extremely psychedelic effect. This strain has the potential to grow large when given the space, her cannabis seeds produce almighty rock hard resinous buds.
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Feminized Seeds
G13 Labs – Gigabud Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
G13 Labs Gigabud cannabis seeds produce compact monster buds covered with fat, thick resin. Gigabud is fast flowering, compact and is easy to manicure making this an ideal variety for the indoors.
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Feminized Seeds
G13 Labs – Blue Venom Feminised Cannabis Seeds Price range: $11.40 through $50.30USD
Pack Size
1 Seed 5 Seeds
Once you get bitten there is no antidote, Blue Venom is a cup winning Blueberry crossed and another cup winning White Widow to create a potent, compact, great tasting, great yielding Super Indica. This is a must have for any connoisseur.
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Feminized Seeds
Flavour Chasers – Zkittlez Feminised Cannabis Seeds Price range: $36.89 through $160.96USD
Seed Packet Size
1 Seed 5 Seeds
The colas are large for your typical indica strain and they release a sweet, tropical blend of fruit flavours.
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Feminized Seeds
Flavour Chasers – Wedding Cake – Feminised Cannabis Seeds Price range: $36.89 through $160.96USD
Seed Packet Size
1 Seed 5 Seeds

Wedding Cake is an indica dominant hybrid. It gives an exceptionally sweet aromatic essence and a fruity flavour. The taste is a perfect combination of sweetness and fruitiness.
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Feminized Seeds
Flavour Chasers – Gelato 41 – Feminised Cannabis Seeds Price range: $36.89 through $160.96USD
Seed Packet Size
1 Seed 5 Seeds
Gelato is an indica dominant hybrid strain created through a cross of the infamous Sunset Sherbet X Thin Mint Girl Scout Cookies strains. It is infamous for its insanely delicious flavour and hugely powerful effects showing at the very minimum 20% THC.
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Feminized Seeds
Flavour Chasers – Gelato 33 – Feminised Cannabis Seeds Price range: $36.89 through $160.96USD
Seed Packet Size
1 Seed 5 Seeds
All gelato phenos are created by crossing Sunset Sherbet and Thin Mint Cookies however gelato #33 has very unique attributes. Gelato #33 is an indica dominant hybrid with dense buds covered in orange hairs.

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Feminized Cannabis Seeds – Premium Female Weed Seeds

Feminized cannabis seeds take the guesswork out of growing — delivering stable, reliable, all-female plants almost every time. Perfect for beginners and experienced collectors alike, they help you maximise yields, space and efficiency while exploring elite genetics from top breeders worldwide. At StrainSupermarket®, our feminized range is hand-picked for potency, flavour, stability and overall performance.

Whether you prefer dessert-style terpenes, classic old-school lines or modern Cali-inspired hybrids, you’ll find feminized versions of favourites like Gelato, Runtz, Wedding Cake and Blueberry. Many of our feminized lines also include high-THC genetics, CBD-rich profiles and advanced breeding work for improved structure and stress resistance.

Quick Overview

Seed type: 100% feminized photoperiod strains.
Best for: Indoor tents, rooms, greenhouses and outdoor gardens.
Skill level: Suitable for beginners through to expert growers.
Main benefits: Guaranteed female plants, predictable growth, bigger yields per m².
Popular picks: Gelato, OG Kush, Runtz, Wedding Cake.

Genetics & Breeding

Feminized seeds are created by using elite female plants as both parents, with carefully controlled pollen from reversed females. This removes the need for male plants and stabilises desirable traits such as cannabinoid levels, terpene profiles and resistance to stress. The result is a collection of reliable female plants that deliver dense, resinous flowers and consistent structure from seed to harvest.

Many of our favourite lines — from old-school legends like Northern Lights to modern hitters such as Donny Burger — are offered in feminized form, making it easier to curate a seed collection built entirely around productive, high-quality females.

Aroma & Flavour

Our feminized catalogue covers every flavour lane, including:

Dessert & sweet: creamy, sugary profiles from strains like Gelato and Wedding Cake.
Fruity & tropical: berry, citrus and grape notes from classics such as Blueberry and Strawberry hybrids.
Gas & chem: loud, fuel-heavy terps from OG Kush, GMO and other chem-inspired lines.
Old-school & earthy: hashy, spicy profiles from legends like Afghani and Northern Lights.

Growing Feminized Seeds

Feminized seeds are ideal for growers who want to maximise space, time and resources. Because almost every plant is female, you can fill your canopy with productive genetics and minimise waste. They perform well in soil, coco, hydro and living-organic systems, and respond perfectly to training methods such as topping, LST and SCROG.

Near 100% female plants: Avoid unproductive males and focus entirely on flower production.
Better use of space: Every pot and every light footprint goes towards yield.
Great for training: Shape plants to suit your tent or room.
Flexible and scalable: Works for single-plant grows through to multi-light setups.

Effects & Potential Benefits

Because feminized seeds cover everything from heavy indicas to lively sativas, the potential effects are broad. Within this category you’ll find:

Uplifting & euphoric hybrids such as Runtz and other Cali-style strains.
Deeply relaxing indicas inspired by Kush, Afghani and hash-plant genetics.
Balanced hybrids that sit in the middle, ideal for any time of day.
Potent high-THC lines found in our High-THC seeds collection.
Cannabidiol-focused options in our CBD seeds section.

Similar Categories & Internal Links

If you like feminized seeds, you may also want to explore:

Autoflowering cannabis seeds – for faster, day-neutral flowering.
Regular cannabis seeds – for breeders and purists.
Fast-version seeds – quicker-finishing photoperiod hybrids.
High-THC seeds – maximum potency and resin.
CBD & balanced seeds – for more gentle, cannabinoid-rich profiles.

Quality, Storage & Stealth Shipping

All feminized seeds at StrainSupermarket® are sourced directly from trusted breeders and handled with care to support freshness and long-term viability. Orders are packed securely and discreetly, using plain external packaging with no obvious references to cannabis or seeds. Eligible orders also receive bonus free seeds, giving you extra genetics to explore with every purchase.

If you’re looking to build a reliable seed collection or plan your next grow, our feminized cannabis seeds category is a strong starting point for consistent, predictable results.

Legal Information

All cannabis seeds sold by StrainSupermarket® are offered as adult souvenirs and genetic preservation items only. Germination and cultivation of cannabis may be restricted or illegal in your region. Please check and follow your local laws before purchasing, storing or using cannabis seeds.

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Feminized Cannabis Seeds – FAQs

Are feminized seeds always female?

Feminized seeds are bred to produce almost entirely female plants, typically around 99% female under normal growing conditions. Environmental stress can still occasionally cause hermaphrodites, so it’s important to keep your grow stable and avoid major light leaks or severe stress.

Are feminized seeds good for beginners?

Yes. Feminized seeds are ideal for new growers because there’s no need to identify and remove male plants. This means less guesswork, less wasted time and a canopy full of productive females. If you’re starting out, our feminized and autoflower categories are usually the easiest to work with.

Can I clone plants grown from feminized seeds?

Absolutely. Feminized photoperiod plants clone very well, and many growers keep favourite females as long-term mother plants. Once you find a keeper — for example a standout Gelato or OG Kush phenotype — you can take cuttings and run it again and again.

Are feminized seeds weaker than regular seeds?

No. Modern feminized breeding is extremely stable, and many of today’s most popular strains are only available as feminized seeds. When produced correctly, feminized lines are just as vigorous, potent and flavourful as regular seeds — with the added convenience of almost all-female offspring.

What’s the difference between feminized and autoflower seeds?

Feminized seeds are photoperiod strains, meaning they start flowering when the light cycle changes (typically 12/12 indoors). Autoflower seeds begin flowering automatically with age, regardless of the light schedule. If you prefer traditional photoperiod control, choose feminized seeds. For speed and simplicity, explore our autoflowering seeds.

Is it legal to buy feminized cannabis seeds?

In the UK, ungerminated cannabis seeds can be sold and collected as adult souvenirs or for genetic preservation. Laws vary internationally, and some countries restrict the germination or cultivation of cannabis. Please check your local regulations before purchasing or sprouting any seeds.