Cowboy Kush cannabis seeds packaging — Royal King Seeds UK
Indica
THC 26%
⚡ High Potency
IndicaFeminisedIn Stock

Cowboy Kush Feminised

Feminised PhotoperiodSee Lab Report →

Grow Cowboy Kush Feminised in the UK. Indica genetics at 26% THC, known for euphoric, creative, calm effects.

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Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified UK grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-02 on 150 seeds.

Germination rate: 98.2% (n=150)
Last QC test date: 2026-09-02
Indoor yield: 438-550 g/m² (avg across 6 verified grower reports)
Outdoor yield: 578-844 g/plant (avg across 9 verified grower reports)

About Cowboy Kush Feminised

Cured properly and opened cold, Cowboy Kush leads with myrcene: a heavy damp-earth note with something sweet and overripe sitting behind it. Underneath it caryophyllene adds a dry peppery floor, and it reads mid-palate rather than on the first pass. This 84/16 indica tests at 26% THC, but potency is the least interesting number here: what separates Cowboy Kush from the others on the same shelf is how the aroma behaves across a cure, and that is a question of storage and patience rather than genetics alone.

Growing it for the nose rather than the scales

Chasing terpene expression in Cowboy Kush pulls against chasing yield, and it is worth knowing which one you are doing before you start. The Myrcene/Caryophyllene/Linalool profile does its best work in living soil, where the microbial side produces secondary compounds a bottle cannot. That is easier here than it sounds: decent peat-free compost and worm castings are a garden centre purchase in most British towns.

Through the 60-70 days of bloom, stop foliar spraying after week two — anything landing on developing trichomes is still there at harvest and you will taste it. The final three weeks decide which terpenes dominate the cured flower: nights held at 16-18°C push myrcene forward, while a warmer finish protects the lighter linalool notes at the top.

The cure is where most of the flavour is lost in this country, and the reason is the weather. A 10-14 day hang wants 15-18°C at 55-60% relative humidity, which a British autumn will not give you in a spare room — a temperature-controlled cupboard or a wine fridge set to 16°C solves it for the price of one wasted harvest. Then into glass, burped twice a day for the first fortnight. The caryophyllene layer that makes this one worth growing does not appear until somewhere between weeks three and four in the jar.

Flowering: 60-70 days. Indoor yield: 400 g/m². Outdoor yield: 550 g/plant. Rated intermediate difficulty.

Flavour, aroma and effect

Cowboy Kush arrives in stages. The first draw at 26% THC brings a musky earthiness that coats rather than cuts. The euphoric, creative, calm character follows within minutes, starting as weight behind the eyes and working down through the shoulders and chest. By about a quarter of an hour it has become a physical stillness — not sedation so much as a strong disinclination to get up. Two to three hours at a moderate dose. The caryophyllene underneath adds a warmth that keeps the whole thing anchored.

Terpene breakdown

Primary: Myrcene · Secondary: Caryophyllene · Tertiary: Linalool. These three build an aroma that keeps moving through the cure. Fresh off the dry it leads with myrcene; after three or four weeks sealed in glass at 16-18°C the linalool underneath comes up and the whole thing gains a layer. Vaporising between 180°C and 195°C catches the widest span of them, since the lighter linalool molecules are the first thing heat destroys.

Who it suits

Who does well with Cowboy Kush? Indoor growers who want the timeline under their own control. Outdoor growers who want to choose when flowering starts. Anyone with the room and the patience to veg it properly before flipping. Difficulty is rated intermediate, which means a moderate learning curve that rewards attention without demanding a laboratory.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
🤩Creative
70% of people reported feeling Creative
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😴Sleepy
52% of people reported feeling Sleepy
😊Happy
38% of people reported feeling Happy
🤤Hungry
34% of people reported feeling Hungry
🌿Stress Relief
20% of people reported feeling Stress Relief
💆Body High
17% of people reported feeling Body High

Strain Type

Indica 84%Sativa 16%

Strain Data Sheet

🧬THC26% - 29% (Very High)
🌿LineageIndica-Dominant Hybrid (Undisclosed Lineage)
🔬TypeFeminised Indica
🌡ClimateCool–temperate / continental
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height90 – 120 cm (typical)
⚖️YieldMedium – High
🏠Yield Indoor400 g/m²
🌳Yield Outdoor550 g/plant
⏱Flowering Time60-70 days

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminised Premium
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable United Kingdom legislation.
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Cowboy Kush Feminised
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🛡️Aluminium interior lining
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Cowboy Kush Feminised — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read the full breeding process and about page.

Stabilisation Level
BX3
Generations
4+
Breeding Programme
Royal King Genetics Backcross Line — BX3 clone-only restabilisation
Stabilisation Notes — What This Means for Your Grow

BX3 is the credible stabilisation point for a clone-only modern hybrid cultivar. We worked Cowboy Kush through three backcross generations to recreate the elite cut in seed form. A sibling male pollinates the mother each cycle to drive trait fixation.

Breeding Goal

Reproduce the original Cowboy Kush mother in pack-to-pack seed stock.

Selection Focus

Chosen for resin density, indica-leaning frame and tight internodes that suit indoor production.

Pollen / Mother Source

Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.

Last Batch QC Verified
10 September 2026· 99%+ germination