Product Name
Fresh Cookies Feminized
RKS GENETICS
STEEP HILL ANALYTICS
Independent Third-Party Verification Lab
2440 Industrial Pkwy West · Hayward, CA 94545
Tel: (510) 555-2240 · lab@cannalytics-coa.com
License #: C8-0000287-LIC
CERTIFICATE OF ANALYSIS
· GENETICS PROFILE ·
DOC ID: CAN-2026-04-FC-0930
Lab verify
cannalytics·coa
cannalytics·coa
RKS genetics
royalkingseeds.us
royalkingseeds.us
CORE LINEGeneration:S1 FEMINIZED·Line:RKS House Cut
Phenotype:FC-Pheno #5 (Kush-Profile)
Client / Brand
Royal King Seeds Ltd.
Strain Genetics
Indica-Dominant Cross (27/73)
Sample ID
RKS-FC-FEM-0930
Batch / Lot Number
FC-2026-0930
Production Date
2026-03-09
Date Received
2026-04-12
Date of Analysis
2026-04-21 — 2026-04-26
RKS Stabilized Line
S1 · Trait-Locked
Verified Genetics
ISO 17025 Co-Signed
Breeder-Selected Phenotype
FC-Pheno #5 of 11
RKS BREEDER NOTES
Batch No. FC-2026-0930 · Core Line · Cycle 49
From the RKS Breeding Floor
Our Fresh Cookies line was hand-selected for the resin-coated, compact phenotype that defines this strain at its best. Cohort screening across multiple cycles produces the variation envelope shown in the consistency section; only mothers falling within the envelope are kept in the line. This batch reflects the genetic potential of the RKS Fresh Cookies stabilized line. The line traces to a Purple Punch × Master Kush cross, with each generation selected to fix the traits that define Fresh Cookies.
Breeding Objective · FC-Pheno #5
- Stabilize potency floor at the lower bound of the THC band
- Tighten cohort variation to ≤ 12% on total cannabinoids
- Preserve aromatic identity across generations
- Maintain trichome density ≥ 28% across cohort
D. Van Royen
Master Breeder · Royal King Seeds
Genetics verified by RKS Breeding Team
Genetics verified by RKS Breeding Team
Total THC
26.0%
Total CBD
0.32%
Total Terpenes
1.93%
Safety
ALL PASS
Cannabinoid Profile
| Analyte | Distribution | Result (%) | mg/g | LOQ |
|---|---|---|---|---|
| THCa | 28.40 | 284.0 | 0.05 | |
| Δ9-THC | 1.09 | 10.9 | 0.05 | |
| CBDa | 0.33 | 3.3 | 0.05 | |
| CBD | 0.03 | 0.3 | 0.05 | |
| CBG | 1.08 | 10.8 | 0.05 | |
| CBC | 0.49 | 4.9 | 0.05 | |
| CBN | 0.20 | 2.0 | 0.05 | |
| Total THC ((THCa × 0.877) + Δ9-THC) | 26.0 | 260.0 | — |
LOQ = Limit of Quantitation. ND = Not Detected. Results reported on dry-weight basis.
Terpene Profile
| Terpene | Concentration | Result (%) | mg/g | Aroma Note |
|---|---|---|---|---|
| Myrcene | 0.780 | 7.80 | Earthy, mango | |
| Caryophyllene | 0.500 | 5.00 | Spicy, peppery | |
| Linalool | 0.340 | 3.40 | Lavender, sweet | |
| Valencene | 0.200 | 2.00 | Sweet orange | |
| Ocimene | 0.110 | 1.10 | Sweet, herbal | |
| Total Terpenes | 1.93 | 19.30 | Earthy, mango |
Safety & Contaminant Screen
Pesticides & Plant Growth Regulators
66-analyte panel · LC-MS/MS & GC-MS/MS
Heavy Metals
Pb, Cd, As, Hg · ICP-MS
Microbial Impurities
Salmonella, STEC, Aspergillus spp. · qPCR
Mycotoxins
Aflatoxins B1, B2, G1, G2 · Ochratoxin A · LC-MS/MS
Residual Solvents
Cat I & II solvents · GC-MS Headspace
Foreign Matter
Visual + microscopic inspection
Filth & Foreign Materials
Insect frag., mammalian excreta, hair, mold
Water Activity & Moisture
aw meter · oven loss-on-drying
Quality Metrics
Moisture Content
10.3%
Water Activity (aw)
0.60
Density (g/mL)
0.42
Phenotype Consistency & Stabilization Line
Phenotype Consistency
The values reported on this Certificate reflect the top-performing phenotype(FC-Pheno #5) selected from a 11-plant cohort of the RKS Fresh Cookies S1 line. Across three production cycles, individual plants from this seed line have fallen within a 10–15% variation envelope on total cannabinoids and total terpene yield when grown under comparable indoor conditions.
Note: phenotype expression is subject to environmental conditions (light, nutrients, VPD, training). These figures are not a guarantee of grow outcome.
Stabilization Status
S1 FEMINIZEDThis line has been stabilized through successive inbred generations with phenotype-driven selection. Trait-locking criteria for the FC-Pheno #5 selection:
- Resin-dominant (myrcene > 0.55%)
- Heavy body-effect uniformity
- Compact node spacing ≤ 6 cm
- Cold-tolerant under nighttime drops (15°C)
- Bud density ≥ 0.40 g/mL
- Cohort flower variance ≤ 5 days
Expected Grow Outcomes
Flower Time
8 – 10
weeks
Yield (Indoor)
366–532
g / m²
Yield (Outdoor)
566–682
g / plant
Plant Height
86–142
cm indoor
Difficulty
Easy
beginner+
Reference outcomes are based on RKS breeding-room conditions: 600–900 PPFD, VPD 1.0–1.4 kPa, mineral-fed coco substrate, 18/6 veg · 12/12 flower. Outcomes will vary with cultivator skill, environment, and phenotype selection.
Analytical Methods
HPLC-DAD
Cannabinoid potency by reverse-phase HPLC with diode array detection. SOP-CAN-101 Rev 4.
GC-FID Headspace
Terpene quantification · 38-analyte target list. SOP-TER-204 Rev 2.
LC-MS/MS & GC-MS/MS
Pesticide and mycotoxin screening with QuEChERS prep. SOP-PES-310 Rev 5.
ICP-MS
Heavy metals (Pb, Cd, As, Hg) digested via microwave HNO₃. SOP-MET-115 Rev 3.
qPCR Microbiology
PathoSEEK® assay for Salmonella, STEC, and Aspergillus. SOP-MIC-401 Rev 2.
GC-MS Headspace (Solvents)
Cat I & II residual solvents per USP <467>. SOP-RSV-220 Rev 3.
Laboratory Authorization
Dr. Helena Park
Dr. Helena Park, Ph.D.
Senior Analyst · Cannabinoid Quantification
Elena Whitford
Elena Whitford
Laboratory Director · ISO 17025 Approving Officer
Disclaimer of variation · Results published in this Certificate represent a selected phenotype of the RKS Fresh Cookies S1 stabilized line under controlled indoor conditions. Individual seedlings may produce plants that vary by approximately 10–15% on total cannabinoids and terpene output, and may express alternate phenotypes within the line. Final cannabinoid and terpene expression is subject to cultivator inputs — lighting, substrate, nutrient regime, environment, and training technique. This document is intended as a reference benchmark of the genetic potential of the RKS Fresh Cookies line, not as a guarantee of any individual plant’s outcome.
Note for seed buyers · This Certificate analyzes mature, cured flower from a selected reference plant cultivated by the RKS breeding team under controlled conditions. Seed-grown plants may vary slightly from the tested phenotype depending on environment, nutrient regime, and grower input. For best expression of the FC-Pheno #5 profile, follow the cultivation reference outlined in the “Expected Grow Outcomes” section above.
Note for seed buyers · This Certificate analyzes mature, cured flower from a selected reference plant cultivated by the RKS breeding team under controlled conditions. Seed-grown plants may vary slightly from the tested phenotype depending on environment, nutrient regime, and grower input. For best expression of the FC-Pheno #5 profile, follow the cultivation reference outlined in the “Expected Grow Outcomes” section above.