CANNALIB · STRAIN DOSSIER · WHITE WIDOW
White Widow
8 independent sources put THC at 18%; 2,545 flower lab samples give a 10th to 90th percentile band of 10.7 to 27.9%; 11 recorded parents; 805 recorded descendants. It placed in results from High Times Cannabis Cup (United States), East Coast Canna Cup / Green Cup & Expo (Quick Buy n Grow) and Highlife Cup (Netherlands).
White Widow is a hybrid cannabis strain bred by Paradise Seeds Amsterdam. Lab tests put its THC between 10.7 and 27.9% (the middle 80% of 2,545 flower samples), with CBD around 0.1%. The terpenes most often reported are limonene, β-caryophyllene, β-myrcene. Recorded parents: Brazil × Brazilian × Brazilian Landrace Sativa × Critical Mass × South American × South Indian × South Indian Indica × Brazileñas × Sur De La India × Sur Indian × Ing Brazilian And Indian Strains. Stated flowering time 56 to 63 days. 25 cup placings on record, 15 verified against published results.
● frozen 2026-09-29 · API 0.7.1-stdlib
● evidence bar: thc 8 independent sources
● type: hybrid
18%
THC, most-agreed claim
8 independent sources
10.7–27.9%
Flower lab range
10th to 90th percentile of 2,545 samples
11
Recorded parents
with sources, never guessed
805
Recorded descendants
through stated parent links
15/25
Cup results, verified/total
placings found in published results
181
Pictures on record
shown with source and credit
CHEMISTRY, CLAIM BY CLAIM
Every THC claim, and who made it.
| THC | Independent sources | Who states it |
|---|---|---|
| 18% | 8 | seedcity_local, replication_data, cannabis_intelligence, allbud, bank_blim-burn-seeds, seedfinder, weedtree_lineage, nv_gnfvbs_2018_2019 |
| 23% | 5 | cannareviews, cannlytics_expand, or_prr00150, cannabis_intelligence, nv_gnfvbs_2018_2019 |
| 19% | 5 | rqs, or_prr00150, seedcity_local, cannabis_intelligence, seedfinder |
| 25% | 5 | or_prr00150, weedseedsexpress, cannabis_intelligence, seedfinder, nv_ccb_lab_library |
| 18.9% | 4 | or_prr00150, seedcity_local, replication_data, alchimia |
| 22.9% | 4 | or_prr00150, replication_data, nv_ccb_lab_library, nv_gnfvbs_2018_2019 |
| 26% | 4 | seedcity_local, seedfinder, nv_ccb_lab_library, nv_gnfvbs_2018_2019 |
| 12.3% | 3 | or_prr00150, maxvalue_terpenes, nv_gnfvbs_2018_2019 |
| 17.7% | 3 | or_prr00150, replication_data, nv_gnfvbs_2018_2019 |
| 20.4% | 3 | cannlytics_expand, or_prr00150, replication_data |
| 21.5% | 3 | cannlytics_expand, replication_data, nv_gnfvbs_2018_2019 |
| 22% | 3 | seedcity_local, replication_data, cannaconnection |
Lab range 10.7 to 27.9% THC is the 10th to 90th percentile of 2,545 flower lab samples, median 19.6%; CBD 0 to 0.5% over 1,974 samples.
top terpenes by stated value: limonene, β-caryophyllene, β-myrcene, linalool, α-humulene, α-pinene
4,141 chemistry rows on record. Flagged rows never used as potency: 888 non flower, 360 quality flagged, 0 percent outliers.
GROW CLAIMS
Height and flowering, as stated.
| Height | Independent sources | Who states it |
|---|---|---|
| 70 to 80 cm | 6 | alchimia, bank_azarius_seeds, fastbuds, greenhouse, truenorth, cannaconnection |
| 80 to 120 cm | 5 | seedcity, seedcity_local, cannabis_intelligence, cropking, bank_auto-seeds |
| 60 to 100 cm | 3 | rqs, seedcity, seedcity_local |
| 89 cm | 2 | seedcity, seedcity_local |
| 100 to 150 cm | 2 | seedcity, seedcity_local |
| 102 cm | 2 | seedcity, seedcity_local |
| 131 cm | 2 | seedcity, seedcity_local |
| 163 cm | 2 | seedcity, seedcity_local |
| 173 cm | 2 | seedcity, seedcity_local |
| 179 cm | 2 | seedcity, seedcity_local |
| 50 to 60 cm | 1 | seedfinder |
| 50 to 80 cm | 1 | seedfinder |
| Flowering | Independent sources | Who states it |
|---|---|---|
| 56 to 63 days | 6 | seedcity, seedcity_local, bank_paradise-seeds, master, alchimia, greenhouse, runner:brain-data-staging-book-grow-guide-corpus-tier-b-cervantes-h |
| 63 days | 6 | bank_azarius_seeds, fastbuds, cannabis_intelligence, seedfinder, forum_mjpassion, alchimia |
| 56 days | 4 | cannaconnection, seedcity, seedcity_local, seedfinder |
| 56 to 70 days | 3 | seedcity, seedcity_local, cropking |
| 73 days | 2 | seedcity, seedcity_local |
| 49 to 63 days | 2 | seedcity, seedcity_local |
| 65 days | 2 | seedcity, seedcity_local |
| 67 days | 2 | seedcity, seedcity_local |
| 71 days | 2 | seedcity, seedcity_local |
| 50 to 55 days | 1 | master, alchimia |
| 49 days | 1 | greenhouse |
| 52 days | 1 | seedfinder |
LINEAGE
Recorded parents, and how many sources agree.
| Parent | Sources | Who states it |
|---|---|---|
| Brazil | 1 | strain_fact:alchimia |
| Brazilian | 1 | strain_fact:bank_azarius_seeds |
| Brazilian Landrace Sativa | 1 | strain_fact:bank_blim-burn-seeds |
| Critical Mass | 1 | seedfinder |
| South American | 1 | leafly_parent_slugs:leafly_flat_enrich |
| South Indian | 1 | strain_fact:bank_azarius_seeds |
| South Indian Indica | 1 | leafly_parent_slugs:leafly_flat_enrich |
| Brazileñas | 1 | strain_fact:alchimia |
| Sur De La India | 1 | strain_fact:alchimia |
| Sur Indian | 1 | strain_fact:alchimia |
| Ing Brazilian And Indian Strains | 1 | summary:lineage |
805 descendants through recorded links, including Moby Dick Auto, Alaskan Ice, Kalashnikova, Moby Dick, Super Critical, White Widow Auto Cbd, Ak Widow 47 Seeds, Alaskan Ice Seeds.
COMPETITIONS AND AWARD CLAIMS
Cup results with sources; claims with verdicts.
| Year | Competition | Category | Place | Checked |
|---|---|---|---|---|
| 2025 | High Times Cannabis Cup (United States) | Best Sativa Flower | 1st | verified |
| 2024 | East Coast Canna Cup / Green Cup & Expo (Quick Buy n Grow) | Indoor | 1st | verified |
| 2024 | Chiang Mai Cannabis Cup (Chiang High Experience / Terps of Life) | Best Hash | 1st | unverified |
| 2024 | Best in Grass | Hybrid Flower | 1st | unverified |
| 2023 | High Times Cannabis Cup (United States) | Sativa Flower | 2nd | verified |
| 2023 | Highlife Cup (Netherlands) | Old Skool | 3rd | verified |
| 2022 | Errl Cup | VAPE PEN HYBRID | 2nd | verified |
| 2018 | Oregon Growers Cup | Pre-Roll | 2nd | verified |
| 2018 | THC Classic (Rooster Magazine) | Flash Frozen | 1st | unverified |
| 2017 | Highlife Cup (Netherlands) | Indica | 1st | verified |
| 2017 | Lift & Co. Canadian Cannabis Awards | Licensed Producers / Top Hybrid Flower | verified | |
| 2015 | Highlife Cup (Netherlands) | Hydro | 1st | verified |
| 2014 | Highlife Cup (Netherlands) | Hydro | 3rd | verified |
| 2012 | Highlife Cup (Netherlands) | Hydro | 3rd | verified |
| 2009 | Kent Guerrilla Cannabis Cup | Weed | 1st | unverified |
| 2008 | Highlife Cup (Netherlands) | Bio - Bio - Growshops | 1st | unverified |
| 2008 | Highlife Cup (Netherlands) | Bio - Bio - Seedbanks | 1st | unverified |
| 2008 | Highlife Cup (Netherlands) | Hydro - Hydro - Coffeeshops | 1st | unverified |
| 2007 | Highlife Cup (Netherlands) | Hydro - Hydro - Coffeeshops | 1st | unverified |
| 2007 | Highlife Cup (Netherlands) | Outdoor - Outdoor - Coffeeshops | 1st | unverified |
| 2007 | La Revolta Verda (Copa de Girona) | Popular vote | 1st | unverified |
| 1998 | High Times Cannabis Cup (Amsterdam) | Bio Cup | 3rd | verified |
| 1995 | High Times Cannabis Cup (Amsterdam) | Cannabis Cup | 1st | verified |
| 1995 | High Times Cannabis Cup (Amsterdam) | Bio Cup | 1st | verified |
| 1995 | High Times Cannabis Cup (Amsterdam) | Bio Cup | 2nd | verified |
Award claims checked 9 confirmed · 12 unchecked. Only confirmed claims count as results.
| Claim | Year | Source | Verdict |
|---|---|---|---|
| 1995 Cannabis Cup in Amsterdam. Zamnesia has a big catalog and also offers White Widow | 1995 | cannaconnection | confirmed |
| 1995 Cannabis Cup in Amsterdam. Zamnesia has a | 1995 | cannaconnection | confirmed |
| Cannabis Cup | not stated · matched 1995, 1998, 2009, 2024, 2025 | cannaconnection | confirmed |
| High Times | not stated · matched 1995, 1998, 2009, 2024, 2025 | cannaconnection | confirmed |
| Cannabis Cup | not stated · matched 2023 | alchimia | confirmed |
| High Times | not stated · matched 2023 | seedfinder | confirmed |
| Cannabis Cup | not stated · matched 2023 | seedfinder | confirmed |
| Cannabis Cup | not stated · matched 2023 | cannaconnection | confirmed |
| High Times | not stated · matched 2023 | cannaconnection | confirmed |
| 1995 High Times Cannabis Cup. Originally created in the 90s by Shantibaba by crossing | 1995 | alchimia | year_mismatch |
| 1st prize in the 1995 High Times Cannabis Cup | 1995 | alchimia | year_mismatch |
| High Times Cannabis Cup in 1995 | 1995 | seedfinder | year_mismatch |
| 1994 has won a number of awards, including the High Times Cannabis Cup in 1995, and ha | 1994 | seedfinder | year_mismatch |
| 1st | First Place Winner at the 2015 Organic Cannabis Championships | Organic Cannabis Championships | 2015 | 2015 | archive.org | unchecked |
| High Times Cannabis Cup 1st | 1995 | 1995 | lockboxseeds.com | unchecked |
| Eighth Annual Cannabis Cup | 1995 | 1995 | archive.org | unchecked |
| First Place Cannabis Cup | 1995 | 1995 | archive.org | unchecked |
| The Green House | 1995 | 1995 | archive.org | unchecked |
| Cannabis Cup winner | Cannabis Cup | 1995 | 1995 | runner:brain-data-staging-book-cannabis- | unchecked |
| Cannabis Cup winner (best indica) | 1995 | 1995 | runner:brain-data-staging-book-high-time | unchecked |
| Best Indica | not stated | runner:brain-data-staging-book-high-time | unchecked |
PICTURES, WITH CREDIT
181 pictures on record. Three shown, each with its source.
credit: seedfinder.eu · shown with credit, copyright unverified
credit: seedsmanlive.gumlet.io · shown with credit, copyright unverified
credit: seedfinder.eu · shown with credit, copyright unverified
How to read this page
Every value is a stated claim with its sources. Where sources disagree all claims are listed. The lab range is the 10th to 90th percentile of flower lab samples and is never blended with seed-bank claims. Parents are recorded links, never guessed. Pictures are shown with their source and credit; copyright is unverified. Nothing on this page was invented, averaged across sources or merged from another name.
Aliases on record: White Widow, canuk seeds white widow strain fem photo, dutch passion white widow fem photo, white widow feminized seeds barney s farm, white widow feminized seeds bulk seeds, white widow feminized seeds canuk seeds, white widow feminized seeds green house seed co, white widow feminized seeds growers choice, white widow feminized seeds merica seeds, white widow feminized seeds royal queen seeds, white widow feminized seeds white label seed company, white widow regular seeds bulk seeds, white widow regular seeds canuk seeds, white widow regular seeds dutch passion, 96 white widow.html, 018NY6XC00VTRHTFT2B0G1CPR3, WhiteWidow, W.W, WW
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dossier white-widow · frozen 2026-09-29 · published by CannaLib, a Plausible Deniability project · Cite as: CannaLib (2026). White Widow strain dossier. https://cannalib.org/strains/white-widow/