CANNALIB · STRAIN DOSSIER · GREEN CRACK

Green Crack

6 independent sources put THC at 21%; 4,975 flower lab samples give a 10th to 90th percentile band of 11.5 to 24.4%; 12 recorded parents; 217 recorded descendants. It placed in results from Nevada Cannabis Awards Music Festival (Las Vegas Cannabis Awards; Nevada CAMF), 710 Degree Cup and The Emerald Cup.

Green Crack is a sativa dominant hybrid cannabis strain bred by fast. Lab tests put its THC between 11.5 and 24.4% (the middle 80% of 4,975 flower samples), with CBD around 0%. The terpenes most often reported are β-caryophyllene, α-humulene, β-farnesene. Recorded parents: Deadhead × Elephant × Mango × Pure Afghani × Skunk × Skunk 1 × Afghanistán × Mango Indica × Sssc Skunk#1 × Skunk Strain × Sweet Leaf Indica × A Mysterious Californian Indica. Stated flowering time 63 days. 12 cup placings on record, 6 verified against published results.

●   frozen 2026-09-29 · API 0.7.1-stdlib

●   evidence bar: thc 6 independent sources

●   type: sativa dominant hybrid

21%
THC, most-agreed claim
6 independent sources

11.5–24.4%
Flower lab range
10th to 90th percentile of 4,975 samples

12
Recorded parents
with sources, never guessed

217
Recorded descendants
through stated parent links

6/12
Cup results, verified/total
placings found in published results

35
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
21% 6 cannlytics_expand, replication_data, cannabis_intelligence, bank_blim-burn-seeds, bank_azarius_seeds, wa_wslcb_leaf_new
18% 5 cannaconnection, cannlytics_expand, replication_data, seedfinder, nv_gnfvbs_2018_2019
25% 5 cannlytics_expand, or_prr00150, replication_data, weedseedsexpress, nv_gnfvbs_2018_2019
18.5% 5 cannlytics_expand, or_prr00150, replication_data, or_olcc_rich_enrich, wa_wslcb_leaf_new
19% 4 cannlytics_expand, or_prr00150, seedfinder, replication_data
17% 4 cannlytics_expand, leafly_flat, replication_data, leafly_flat_enrich, medical_effects
15% 4 allbud, cannlytics_expand, or_prr00150, hytiva, master
22.1% 4 or_prr00150, replication_data, nv_gnfvbs_2018_2019, wa_wslcb_leaf_new
20.4% 4 or_prr00150, replication_data, or_olcc_rich_enrich, wa_wslcb_leaf_new
19.3% 4 or_prr00150, replication_data, nv_gnfvbs_2018_2019, or_olcc_rich_enrich
20.6% 4 cannlytics_expand, or_prr00150, replication_data, nv_gnfvbs_2018_2019
13% 3 cannlytics_expand, or_prr00150, replication_data

Lab range 11.5 to 24.4% THC is the 10th to 90th percentile of 4,975 flower lab samples, median 18.8%; CBD 0 to 0.3% over 3,595 samples.

top terpenes by stated value: β-caryophyllene, α-humulene, β-farnesene, α-bisabolol, valencene, delta limonene

10,075 chemistry rows on record. Flagged rows never used as potency: 2,258 non flower, 457 quality flagged, 6 percent outliers.

GROW CLAIMS

Height and flowering, as stated.

Height Independent sources Who states it
120 cm 7 alchimia, bank_azarius_seeds, fastbuds, multiverse, truenorth, cannaconnection, seedfinder, master
80 to 120 cm 2 seedcity, seedcity_local
132 cm 2 seedcity, seedcity_local
163 cm 2 seedcity, seedcity_local
35 cm 1 seedfinder
60 to 90 cm 1 seedfinder
60 to 100 cm 1 bank_auto-seeds
100 cm 1 bank_blim-burn-seeds
450 cm 1 seedfinder
Flowering Independent sources Who states it
63 days 4 alchimia, fastbuds, cannaconnection, seedfinder
64 days 3 seedfinder, seedcity, seedcity_local
49 to 55 days 3 seedcity, seedcity_local, seedfinder
49 to 63 days 2 bank_azarius_seeds, bank_blim-burn-seeds
55 to 60 days 2 multiverse, seedfinder
55 to 65 days 2 cannabis_intelligence, seedfinder
56 to 63 days 2 seedcity, seedcity_local
63 to 70 days 2 cropking, fastbuds
50 to 55 days 1 seedfinder
42 to 49 days 1 seedfinder
49 to 56 days 1 seedfinder
50 to 60 days 1 seedfinder
LINEAGE

Recorded parents, and how many sources agree.

Parent Sources Who states it
Deadhead 1 seedfinder
Elephant 1 seedfinder
Mango 1 strain_fact:seedfinder
Pure Afghani 1 strain_fact:seedfinder
Skunk 1 strain_fact:seedfinder
Skunk 1 1 seedfinder
Afghanistán 1 strain_fact:seedfinder
Mango Indica 1 strain_fact:alchimia
Sssc Skunk#1 1 strain_fact:seedfinder
Skunk Strain 1 strain_fact:alchimia
Sweet Leaf Indica 1 strain_fact:seedfinder
A Mysterious Californian Indica 1 strain_fact:seedfinder

217 descendants through recorded links, including Cash Crop Xl Auto Seeds, Florida Sunrise Auto Seeds, Green Crack Seeds Blimburn Seeds, Kryptonite Og Seeds, Pineapple Crack Seeds, Purple Crack Seeds, Alien Bubba Crack, Alien Crack.

COMPETITIONS AND AWARD CLAIMS

Cup results with sources; claims with verdicts.

Year Competition Category Place Checked
2026 High Times Cannabis Cup (United States) Sativa Flower 2nd unverified
2024 The Emerald Cup 3rd Party Certified Sungrown Flower 3rd verified
2024 California State Fair Cannabis Awards / California Cannabis Awards Sungrown: THCa Silver verified
2022 Nevada Cannabis Awards Music Festival (Las Vegas Cannabis Awards; Nevada CAMF) Budder / Batter 2nd Place verified
2019 Errl Cup FLOWER SATIVA 3rd verified
2018 710 Degree Cup FLOWER SATIVA 2nd verified
2016 710 Degree Cup Flower Sativa 1st unverified
2016 Lift & Co. Canadian Cannabis Awards list 21 on archived page (category heading not rendered) unverified
2015 High Times Cannabis Cup (United States) BEST US SATIVA Flower 3rd verified
2014 Dopefiend Cup Flowers 7th unverified
2011 The Emerald Cup Top 15 1st unverified
2011 Treating Yourself Expo Cup Compassion Clubs Cup 3rd unverified

Award claims checked 2 confirmed  ·  2 unchecked. Only confirmed claims count as results.

Claim Year Source Verdict
Cannabis Cup not stated · matched 2015, 2026 seedfinder confirmed
Cannabis Cup award winner not stated · matched 2015, 2026 seedfinder confirmed
3rd | BEST US SATIVA FLOWER | Colorado 2015 | 2015 2015 archive.org unchecked
4th | Top 5 Strains not stated runner:brain-data-staging-book-cannabis- unchecked
PICTURES, WITH CREDIT

35 pictures on record. Three shown, each with its source.

Green Crack strain picture, credit seedfinder.eu

credit: seedfinder.eu · shown with credit, copyright unverified

Green Crack strain picture, credit seedfinder.eu

credit: seedfinder.eu · shown with credit, copyright unverified

Green Crack strain picture, credit seedfinder.eu

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: green-crack, seedstockers/green-crack, aficionado-seed-bank/green-crack, atlas-seed/green-crack, blim-burn-seeds/green-crack, clone-only-strains/green-crack, east-coast-farmers-genetics/green-crack, elev8-seeds/green-crack, fast-buds-company/green-crack, garden-of-green/green-crack, humboldt-seed-organisation/green-crack, nirvana-seeds/green-crack, plantation-premium-seeds/green-crack, seeds66/green-crack, sickmeds-seeds/green-crack, the-cali-connection/green-crack, united-cannabis-seeds/green-crack, cali connection green crack strain fem photo 6 pack, canuk seeds green crack elite strain fem photo, green crack autoflowering feminized seeds bulk seeds

Live card in the explorer →  ·  Machine-readable record (API) →  ·  Honesty rules →

Grow with it: DSC. Digital Stealth Care reads a strain's stated flowering time from CannaLib and works out the harvest window of each plant. Get the Alpha →

dossier green-crack · frozen 2026-09-29 · published by CannaLib, a Plausible Deniability project · Cite as: CannaLib (2026). Green Crack strain dossier. https://cannalib.org/strains/green-crack/

Community

Every claim has a receipt. Argue about them here.

Spotted a wrong parent, a missing lab result, or want something from the API? The CannaLib Discord has a corrections forum where every fix comes with a source, and a dev channel for API users.

  • Data corrections with sources, tracked from report to shipped
  • API help, integrations and Home Assistant cards
  • Dataset releases and roadmap votes first
Join the CannaLib Discord (opens Discord in a new tab)

18+ · free · no selling or sourcing, ever