An A–Z of the strains
that built the catalogue.

Sativa (landrace)

The legendary golden-bud Mexican sativa that defined the 1960s-70s American cannabis canon.

Indica (landrace)

The archetypal hashplant indica — broad-leaf, resin-saturated, foundational to every modern indica hybrid.

Sativa-leaning hybrid

A four-way landrace hybrid that defined the Serious Seeds catalogue and won more cups than almost any other 1990s strain.

Hybrid

A high-THC OG cross known for its potent, almost narcotic cerebral hit.

Sativa-dominant hybrid

The defining 'modern Haze' — fast(er) flowering, citrus-spice, prescribed across UK clinics today.

Hybrid (indica-leaning)

A backbone Cookies-era hybrid whose progeny dominate modern UK catalogues.

Hybrid

Mother of Wedding Cake — minty, fuelly, gas-forward Cookies hybrid.

Hybrid

Dessert-gas hybrid named one of the world's strongest strains by High Times.

Hybrid (indica-leaning)

Distinctly banana-tropical OG hybrid — a benchmark fruity indica.

Hybrid

Creeper-onset hybrid with a ripe banana-and-fuel profile.

Hybrid (indica-leaning)

A heavy-resin Blueberry × White Widow hybrid prized for evening pain control.

Hybrid (indica-leaning)

A Cookies-era dessert-gas hybrid that helped define the late-2010s 'sweet fuel' aroma now common across UK SKUs.

Indica

An almost-black-flowering Sensi indica selected for extreme resin yield.

Indica-leaning hybrid

Big Buddha's pairing of Exodus Cheese with DJ Short's Blueberry — a UK classic.

Sativa-dominant hybrid

California's most prescribed daytime hybrid — sweet berry-Haze balance.

Indica

DJ Short's decade-long pheno hunt — the first strain to express true blueberry terpene character.

Hybrid

Fast-hitting, ultra-high-THC OG/Diesel hybrid named for the Hulk's alter-ego.

Indica

A clone-only LA indica defining the modern 'coffee and hashish' chemovar template.

Sativa-leaning hybrid

2012 KushCon Gold medal — a sweet candy-sativa from the GDP breeder.

Hybrid

Defining Cookies-era 'sweet milk' chemovar — parent of many modern SKUs.

Indica-leaning hybrid

The defining British strain — selected by the Exodus collective in Luton, 1988.

Hybrid

The mythic East Coast bag-seed that fathered Sour Diesel, OG Kush and the modern 'diesel' lineage.

Hybrid

Sister cut to GSC — sweet cherry-and-earth indica-leaning hybrid.

Indica

Heavy-yield evening indica frequently catalogued on UK pharmacy shelves.

Indica

Heavy-yield indica famous for branches snapping under bud weight.

Hybrid (indica-leaning)

Cookies-Kush hybrid — backbone of countless modern indica SKUs.

Hybrid (indica-leaning)

Dominant pheno of Do-Si-Dos — heavy-resin Cookies-OG hybrid.

Pure sativa (landrace)

A pure African landrace sativa — fast-flowering, anise-sweet, parent of Girl Scout Cookies.

Indica-leaning hybrid

Tropical-cherry hybrid with a distinctive mango-passionfruit nose.

Indica

Mythic government-research indica — origin disputed, legacy enormous.

Sativa-leaning hybrid

2007 Cannabis Cup winner — towering, citrus-spice Haze with G13 backbone.

Hybrid

The savoury 'garlic' chemovar — pungent, fuelly Cookies-Chem hybrid.

Hybrid

Cookies-era flagship — gassy, creamy, and instantly recognisable.

Hybrid

The flagship dessert hybrid — parent of Runtz, Biscotti, MAC and most modern Cookies-era SKUs.

Hybrid

Sister to Gelato #33 — gassier, denser, parent of Jealousy and Biscotti.

Hybrid (indica-leaning)

The foundational Bay Area hybrid that launched the entire Cookies/Gelato/Cake subfamily.

Hybrid

Garlic-coffee Cookies-Chem hybrid catalogued under several UK SKUs.

Hybrid

A trichome-saturated 'glue' hybrid that swept the 2014 Cannabis Cup and remains a UK medical staple.

Indica

The defining 'purple' indica — grape candy aroma, deep violet flowering, a benchmark sleep strain.

Indica

Deep-purple indica with a pronounced grape-candy nose.

CBD-rich sativa-leaning hybrid

Reliable 5:2 CBD:THC chemovar — foundational medical CBD-rich strain.

Indica

An extreme-resin Afghani-leaning indica named for its pressed-hashish character.

Hybrid

A diesel-meets-OG hybrid named for the gentle pressure patients describe around the temples.

Indica (landrace)

The mountain landrace from which modern indicas largely descend.

Hybrid (indica-leaning)

Sweet, creamy, sedating dessert hybrid — current UK favourite.

Sativa-dominant hybrid

The first recreational hybrid stabilised to pharmaceutical specification — the genetic backbone of Bedrocan.

Hybrid

Leafly Strain of the Year 2022 — sweet, balanced, sherbet-gas hybrid.

Hybrid

Custom-selected OG cut released through Wiz Khalifa's brand.

Hybrid

Mint-forward Kush hybrid that fathered Animal Mints / Wedding Cake lines.

Hybrid

Backpackboyz flagship — sweet cherry-citrus dessert hybrid.

Sativa

Sharp lemon-zest sativa — daytime favourite on UK shelves.

Sativa-leaning hybrid

Lemon-pheno Skunk selection — parent of Lemon Haze and Super Lemon Haze.

Indica-leaning hybrid

Cerebral, slightly psychedelic indica — 2008 Cannabis Cup winner.

Hybrid

Capulator's hybrid that introduced gas-meets-floral aromatics to the modern Cookies palette.

Hybrid

Cookies-era benchmark for sweet-gas balance and bag appeal.

Indica

Two-time 1990s Cup-winning Hindu Kush hybrid — a coffeeshop staple for decades.

Indica (landrace-derived)

Northern Afghan landrace cross — preserved through Dutch Passion in the 90s.

Indica-leaning hybrid

Caryophyllene-heavy indica hybrid behind countless modern crosses.

Sativa-leaning hybrid

A sparkling citrus sativa-leaning hybrid that became a daytime UK clinic favourite.

Indica

Hypnotic OG/G13 indica — 2003 Cannabis Cup winner.

Hybrid

Citrus-fuel hybrid with cerebral activation, popular in concentrate menus.

Sativa-dominant hybrid

High-yield Haze × White Widow — one of the most-named bestsellers of the 2010s.

Sativa

Neville's bridge between pure-sativa Haze and commercially viable Haze hybrids.

Indica

The defining indica template — short, dense, resin-saturated, three-time Cup winner.

Indica

The famed NL#5 pheno — the cornerstone Sensi indica.

Sativa-dominant hybrid

Soma's pink-grapefruit diesel — multiple Cannabis Cup placements in the early 2000s.

Hybrid (indica-leaning)

The lemon-pine-fuel clone-only cut that established the entire West Coast 'OG' family.

Sativa

The four-sativa cross from Santa Cruz that became the genetic foundation of every modern sativa.

Indica-leaning hybrid

Tropical fruit hybrid prized for its mango-papaya terpene profile.

Hybrid

Distinct nutty-herbal terpene profile — modern ThugPug flagship.

Hybrid

Leafly Strain of the Year 2023 — sharp, marker-sweet gas hybrid.

Sativa-leaning hybrid

A bright tropical hybrid that gained global recognition via the 2008 film of the same name.

Hybrid

Frostier, more potent platinum pheno of original GSC.

Sativa

The Hendrix-era sativa whose name became shorthand for psychedelic cannabis culture.

Indica

Grape-Kool-Aid evening indica with a knockout punch of myrcene.

Indica

Mythic California purple clone — parent of Granddaddy Purple.

Hybrid

Candy-fruit dessert hybrid named for sour-rainbow sweets.

Hybrid

Tropical-sherbet hybrid — current LA flagship cut.

Hybrid

Leafly Strain of the Year 2020 — the defining late-2010s candy-gas hybrid.

Hybrid (indica-leaning)

OG-leaning hybrid catalogued by UK producers (Adven Scott's OG).

Indica-leaning hybrid

Neville's flagship cross of his two foundational lines — 1988 Cannabis Cup winner.

Stable polyhybrid (≈75% sativa / 25% indica)

Arguably the single most influential modern strain — the genetic backbone of European breeding.

Indica-leaning hybrid

Heavy OG hybrid — frequently on UK pharmacy shelves as a strong evening SKU.

Sativa-dominant hybrid

The pungent East Coast clone-only cut that defined the entire diesel chemovar family.

Indica-leaning hybrid

High-resin fruit hybrid that helped popularise 'fruit' as a UK SKU descriptor.

Sativa

Daytime sativa famous for ripe-strawberry sweetness and its 'cough'.

Indica-leaning hybrid

Sherbinski's sweet Cookies derivative — direct parent of Gelato and the entire dessert era.

Hybrid

Mother of Gelato — sweet, fruity, indica-leaning Cookies hybrid.

Sativa-dominant hybrid

Green House's two-time Cup winner that defined the modern lemon-sativa chemovar.

Sativa-dominant hybrid

Three-time Cup winner — the benchmark Haze-Skunk-NL formula for commercial sativa hybrids.

Sativa-dominant hybrid

DNA's tangerine-zest sativa — five-time Cannabis Cup winner.

Hybrid

Cookies-era mother of Cereal Milk and Gary Payton.

Sativa-leaning hybrid

A Humboldt heritage hybrid with a famously fast, intense onset — parent of Pineapple Express.

Indica-leaning hybrid

Florida OG cut named for Tampa-Miami-Jacksonville 'triangle' — mother of Wedding Cake.

Hybrid (indica-leaning)

Leafly Strain of the Year 2019 — one of the most prescribed indica-leaning hybrids in UK practice.

Indica-leaning hybrid

White Widow sibling — heavier, more sedating, with massive yields.

Hybrid

Serious Seeds' Cup-winning balanced hybrid — AK-47 meets White Widow.

Hybrid

1995 Cannabis Cup winner — the benchmark 'balanced hybrid' template of the 1990s.

Indica-leaning hybrid

Three-time Cup winner — parent of Runtz and the modern candy-fruit subfamily.