CANNALIB · STRAIN DOSSIER · STAR PUPIL
Star Pupil
2 independent sources put THC at 17.4%; 20 flower lab samples give a 10th to 90th percentile band of 13.8 to 22.6%; 3 recorded parents; 103 recorded descendants.
Star Pupil is a hybrid cannabis strain bred by Katsu Seeds. Lab tests put its THC between 13.8 and 22.6% (the middle 80% of 20 flower samples), with CBD around 0.1%. The terpenes most often reported are β-myrcene, nerolidol, β-caryophyllene. Recorded parents: Afghani × Pakistani Kush × Thai. Stated flowering time 60 days.
● frozen 2026-09-29 · API 0.7.1-stdlib
● evidence bar: thc 2 independent sources
● type: hybrid
17.4%
THC, most-agreed claim
2 independent sources
13.8–22.6%
Flower lab range
10th to 90th percentile of 20 samples
3
Recorded parents
with sources, never guessed
103
Recorded descendants
through stated parent links
0/0
Cup results, verified/total
placings found in published results
6
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 |
|---|---|---|
| 17.4% | 2 | or_prr00150, or_olcc_rich_enrich |
| 18.6% | 2 | or_prr00150, or_olcc_rich_enrich |
| 0.2% | 1 | steep_hill_chemotypes_zenodo_3986252 |
| 13.6% | 1 | or_prr00150 |
| 13.9% | 1 | cannlytics_lab |
| 14.2% | 1 | steep_hill_chemotypes_zenodo_3986252 |
| 15.4% | 1 | cannlytics_lab |
| 15.7% | 1 | cannlytics_expand |
| 16% | 1 | or_prr00150 |
| 16.1% | 1 | cannlytics_lab |
| 17.5% | 1 | or_prr00150 |
| 17.5% | 1 | smith_phytochem_sample |
Lab range 13.8 to 22.6% THC is the 10th to 90th percentile of 20 flower lab samples, median 17.5%; CBD 0 to 0.1% over 6 samples.
top terpenes by stated value: β-myrcene, nerolidol, β-caryophyllene, limonene, linalool, α-humulene
35 chemistry rows on record. Flagged rows never used as potency: 0 non flower, 7 quality flagged, 0 percent outliers.
GROW CLAIMS
Height and flowering, as stated.
No height claims on record.
| Flowering | Independent sources | Who states it |
|---|---|---|
| 60 days | 1 | seedfinder |
| 63 days | 1 | seedfinder |
LINEAGE
Recorded parents, and how many sources agree.
103 descendants through recorded links, including Acapulco Pupil, Amnesia Pupil, Blue Pupil, Bubba Pupil, Cbd Pupil V1, Chem Pupil V2, Chem Pupil, Chupil.
COMPETITIONS AND AWARD CLAIMS
Cup results with sources; claims with verdicts.
No cup results on record.
Award claims checked 0 confirmed · 1 unchecked. Only confirmed claims count as results.
| Claim | Year | Source | Verdict |
|---|---|---|---|
| High Times | not stated | seedfinder | event_ambiguous |
PICTURES, WITH CREDIT
6 pictures on record. Three shown, each with its source.
credit: seedfinder.eu · shown with credit, copyright unverified
credit: seedfinder.eu · 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: Star Pupil
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 star-pupil · frozen 2026-09-29 · published by CannaLib, a Plausible Deniability project · Cite as: CannaLib (2026). Star Pupil strain dossier. https://cannalib.org/strains/star-pupil/