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
Z Nerds Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
🧮 Pack Size
3 Seeds 5 Seeds 10 Seeds
Z Nerds by Bighead Seeds combines Runtz x Sour Apricot genetics in a hybrid strain with 27-30% THC. Expect a euphoric and relaxed effect.

Cannabinoids: THC: 27-30%

Experience: Effects: Euphoric, Relaxed

Indoor: Flowering: 9-10 weeks

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Feminized Seeds
Zkittles Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Zkittles by Bighead Seeds combines Grape Ape x Grapefruit x Candyland genetics in a hybrid strain with 15-18% THC and a mango, grape and grapefruit flavour profile. Expect an uplifted and relaxed effect.

Cannabinoids: THC: 15-18%

Experience: Flavour: Mango, Grapefruit, Tropical Effects: Uplifted, Relaxed

Indoor: Flowering: 7 to 8 weeks

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Feminized Seeds
White Widow Feminized by Bighead Seeds Price range: $16.07 through $35.39USD
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3 Seeds 5 Seeds 10 Seeds
White Widow by Bighead Seeds combines Brazil Sativa x South Indian Indica genetics in a hybrid strain with 18 to 24% THC. Expect an uplifted effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 18 to 24%

Experience: Effects: Uplifted

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
White Knuckle Truffle Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
White Knuckle Truffle by Bighead Seeds combines Peanut Butter Breath x Gorilla Glue genetics in a hybrid strain with 28-30% THC. Expect an energetic and relaxed effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 28-30%

Experience: Effects: Energetic, Relaxed

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
RS11 Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
RS11 by Bighead Seeds combines Rainbow Sherbet x Pink Guava x OZK genetics in a hybrid strain with 30% THC. Expect an uplifted and creative effect.

Cannabinoids: THC: 30%

Experience: Effects: Uplifted, Creative

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Rainbow Sherbet Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Rainbow Sherbet by Bighead Seeds combines Blackberry x Hindu Kush x Hash Plant genetics in a hybrid strain with 17-22% THC. Expect an energetic and relaxed effect.

Cannabinoids: THC: 17-22%

Experience: Effects: Energetic, Relaxed

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Northern Lights Feminized by Bighead Seeds Price range: $16.07 through $35.39USD
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3 Seeds 5 Seeds 10 Seeds
Northern Lights by Bighead Seeds combines Afghani x Thai Landrace genetics in a hybrid strain with 18% – 22% THC. Expect a relaxed and euphoric effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 18% – 22%

Experience: Effects: Relaxed, Euphoric

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Lemon Squeeze Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Lemon Squeeze by Bighead Seeds combines Lemon Haze x Trippy Gorilla Diesel #3 genetics in a hybrid strain with 26-29% THC. Expect a creative and uplifted effect.

Cannabinoids: THC: 26-29%

Experience: Effects: Creative, Uplifted, Energetic

Indoor: Flowering: 9 weeks

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Feminized Seeds
Jelly Breath Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Jelly Breath by Bighead Seeds combines Mendo Breath x Do-Si-Dos genetics in a hybrid strain with 28-32% THC. Expect a relaxed and euphoric effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 28-32%

Experience: Effects: Relaxed, Euphoric

Indoor: Flowering: 9-10 weeks

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Feminized Seeds
Jack Herer Feminized by Bighead Seeds Price range: $16.07 through $35.39USD
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3 Seeds 5 Seeds 10 Seeds
Jack Herer by Bighead Seeds combines Haze x Northern Lights #5 x Skunk genetics in a hybrid strain with 18% – 22% THC. Expect an uplifted effect.

Cannabinoids: THC: 18% – 22%

Experience: Effects: Uplifted

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Gumbo Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Gumbo by Bighead Seeds combines Bubblegum x Unknown OG genetics in a hybrid strain with 25-29% THC. Expect a relaxed effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 25-29%

Experience: Effects: Relaxed

Indoor: Flowering: 8-9 weeks

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Feminized Seeds
Grapefruit Diesel Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
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3 Seeds 5 Seeds 10 Seeds
Grapefruit Diesel by Bighead Seeds combines Grapefruit x NYC Diesel genetics in a hybrid strain with 19-23% THC. Expect a relaxed and uplifted effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 19-23%

Experience: Effects: Relaxed, Uplifted

Indoor: Flowering: 8 to 10 weeks

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Feminized Seeds
Fire OG Kush Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
🧮 Pack Size
3 Seeds 5 Seeds 10 Seeds
Fire OG Kush by Bighead Seeds is a high-performing feminized option, a hybrid strain with 20-24% THC. Expect a relaxed effect.

Cannabinoids: THC: 20-24%

Experience: Effects: Relaxed

Indoor: Flowering: 9 weeks

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Feminized Seeds
Cherry Pie Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
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3 Seeds 5 Seeds 10 Seeds
Cherry Pie by Bighead Seeds combines Grandaddy Purple x Durban Poison genetics in a hybrid strain with 18-25% THC and a cherry, earthy and orange flavour profile. Expect a euphoric and happy effect.

Cannabinoids: THC: 18-25%

Experience: Flavour: Cherry, Sweet, Earthy Effects: Euphoric, Happy, Relaxed

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Candyland Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Candyland by Bighead Seeds combines Grandaddy Purple x Bay Platinum Cookies genetics in a hybrid strain with 25% THC. Expect a focused and relaxed effect.

Cannabinoids: THC: 25%

Experience: Effects: Focused, Relaxed

Indoor: Flowering: 8-9 weeks

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Feminized Seeds
Blue Lobster Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Blue Lobster by Bighead Seeds combines Applez n Bananaz x Blueberry Candy genetics in a hybrid strain with 23-27% THC. Expect a creative and relaxed effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 23-27%

Experience: Effects: Creative, Relaxed, Uplifted

Indoor: Flowering: 8-10 weeks

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Feminized Seeds
Biscotti Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
🧮 Pack Size
3 Seeds 5 Seeds 10 Seeds
Biscotti is a hybrid strain built from Gelato #25 x Girl Scout Cookies x South Florida OG genetics, delivering High 22-26% THC, and pairing a creamy and diesel character with a relaxed and uplifted effect. Expect a heavy resin coating.

Cannabinoids: THC: High 22-26%

Experience: Flavour: Creamy, Diesel, Nutty Effects: Relaxed, Uplifted

Indoor: Flowering: 9 weeks

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Feminized Seeds
Arctic Cherries Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Arctic Cherries by Bighead Seeds combines Zkittles Cake x Divorce Cake x Cherrytini genetics in a hybrid strain with 27-30% THC. Expect a relaxed effect, and the buds develop a heavy resin coating.

Cannabinoids: THC: 27-30%

Experience: Effects: Relaxed

Indoor: Flowering: 9-10 weeks

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Feminized Seeds
Purple Punch Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
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3 Seeds 5 Seeds 10 Seeds
Purple Punch by Bighead Seeds combines Grandaddy Purple BX x Larry OG genetics in a hybrid strain with 20-24% THC and a blueberry, sweet and grape flavour profile. Expect an uplifted and relaxed effect.

Cannabinoids: THC: 20-24%

Experience: Flavour: Sweet, Grape, Berry Effects: Uplifted, Relaxed

Indoor: Flowering: 8-9 weeks

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Feminized Seeds
Grandaddy Purple Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
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3 Seeds 5 Seeds 10 Seeds
Grandaddy Purple is a hybrid strain built from Big Bud x Purple Urkle genetics, delivering 20-23% THC, and pairing a grape and berry-like character with a relaxed and euphoric effect. Expect a heavy resin coating.

Cannabinoids: THC: 20-23%

Experience: Flavour: Grape, Berry Effects: Relaxed, Euphoric

Indoor: Flowering: 9 weeks

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Feminized Seeds
Crystal Runtz Feminized by Bighead Seeds Price range: $25.73 through $64.36USD
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3 Seeds 5 Seeds 10 Seeds
Crystal Runtz by Bighead Seeds combines Zkittlez x Crystal Gelato genetics in a hybrid strain with High 22-27% THC and a fruity, orange and sweet flavour profile. Expect a creative and euphoric effect.

Cannabinoids: THC: High 22-27%

Experience: Flavour: Sweet, Fruity, Orange Effects: Creative, Euphoric

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Girl Scout Cookies Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
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3 Seeds 5 Seeds 10 Seeds
Girl Scout Cookies by Bighead Seeds combines Durban Poison x OG Kush genetics in a hybrid strain with 20-25% THC and an orange, cookie and sweet flavour profile. Expect a creative and relaxed effect.

Cannabinoids: THC: 20-25%

Experience: Flavour: Orange, Sweet, Cookie Effects: Creative, Relaxed, Euphoric

Indoor: Flowering: 8 to 9 weeks

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Feminized Seeds
Sour Diesel Feminized by Bighead Seeds Price range: $19.29 through $48.27USD
🧮 Pack Size
3 Seeds 5 Seeds 10 Seeds
Sour Diesel is a hybrid strain built from Super Skunk x Chemdawg 91 genetics, delivering 20-25% THC, and pairing a diesel and citrusy character with a creative and energetic effect. Expect a heavy resin coating.

Cannabinoids: THC: 20-25%

Experience: Flavour: Diesel, Citrus, Skunk Effects: Creative, Energetic, Euphoric

Indoor: Flowering: 9 weeks

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Autoflower Seeds, Feminized Seeds
Wedding Glue Auto by Fast Buds Price range: $15.43 through $118.72USD
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1 Seed 3 Seeds 5 Seeds 10 Seeds
Wedding Glue is an indica-leaning autoflower hybrid built from Wedding Glue Auto genetics, delivering Up to 26% THC, and pairing a vanilla and earthy character with a happy and relaxed effect. Expect a heavy resin coating.

Cannabinoids: THC: Up to 26% CBD: < 1%

Experience: Flavour: Vanilla, Earthy, Sweet Effects: Happy, Relaxed, Uplifted

Indoor: Flowering: 9 – 10 weeks Yield: 450 – 550 gr/m2

Outdoor: Yield: 60 – 160 gr/plant

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Autoflower Seeds, Feminized Seeds
Mimosa Cake Auto by Fast Buds Price range: $15.43 through $118.72USD
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1 Seed 3 Seeds 5 Seeds 10 Seeds
Mimosa Cake is a sativa-leaning autoflower hybrid built from Mimosa Cake Auto genetics, delivering Up to 24% THC, and pairing a floral and earthy character with a creative and happy effect. Expect a heavy resin coating.

Cannabinoids: THC: Up to 24% CBD: < 1%

Experience: Flavour: Floral, Earthy, Lemon Effects: Creative, Happy, Relaxed

Indoor: Flowering: 9 weeks Yield: 450 – 550 gr/m2 Height: up to 130cm

Outdoor: Yield: 60 – 160 gr/plant

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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.