
Casper OG Feminised
Grow Casper OG Feminised in New Zealand. Indica genetics testing at 16% THC. Known for euphoric, uplifted, calm effects. Ships discreetly nationwide with sourced grow figures.
Royal King Genetics — first-party test batch
Figures below are from our internal seed-lot QC and verified New Zealand grower submissions, not breeder marketing. Determined from a single batch tested 2026-02-23 on 200 seeds.
About Casper OG Feminised
Open a jar of properly cured Casper OG and the first impression is unmistakably caryophyllene — a warm, peppery spice that registers almost as heat on the palate, layered with dried clove and sandalwood. Beneath this primary note, myrcene introduces a deep earthy foundation that emerges mid-palate. This 71/29 indica tests at 16% THC, but the sensory journey is what distinguishes Casper OG from other cultivars at comparable potency. Think of it like comparing a single-origin wine to a blended table variety — the numbers might overlap, but the experience diverges sharply.
Developing the Full Flavour Profile
Growing Casper OG for maximum terpene expression requires deliberate choices that differ from growing purely for yield. The Caryophyllene/Myrcene/Bisabolol profile responds particularly well to organic living soil — the microbial activity in a well-established no-till bed creates secondary metabolites that synthetic nutrients simply cannot replicate. growers here have access to excellent local compost and worm casting suppliers that make this approach practical.
During the 63-70 days indoors period, avoid foliar sprays after week 2 — anything deposited on developing trichomes compromises the aromatic purity at harvest. Temperature manipulation in the final three weeks profoundly influences which terpenes dominate the cured flower: cooler night temperatures (16-18°C) amplify caryophyllene expression, whilst warmer finishes preserve the lighter bisabolol top notes.
The cure is where most growers leave flavour on the table. After a 10-14 day hang dry at 15-18°C and 55-60% relative humidity (a challenge in New Zealand summers — a climate-controlled room or wine fridge set to 16°C works brilliantly), transfer to glass jars and burp twice daily for the first fortnight. The myrcene secondary notes that make this strain genuinely special only emerge after 21-28 days of jar curing. Patience transforms a good flower into a remarkable one.
Flowering: 63-70 days indoors. Rated intermediate difficulty.
Flavour, Aroma, and Experience
The sensory arc of Casper OG unfolds in stages. Initial inhalation at 16% THC brings a warm peppery spice that tingles at the back of the throat. The euphoric, uplifted, calm effects emerge within minutes, beginning as a pleasant heaviness behind the eyes that migrates downward through the shoulders, chest, and limbs. By the fifteen-minute mark, a deep physical stillness sets in — not sedation exactly, but a reluctance to move that makes the couch remarkably appealing. Duration runs 2-3 hours at moderate doses. The myrcene secondary terpene adds a distinct layer: additional body depth that reinforces the physical dimension.
Terpene Breakdown
Primary: Caryophyllene · Secondary: Myrcene · Tertiary: Bisabolol. Flavour translation from flower to vapour and smoke differs with this terpene combination. Low-temperature vaporisation (180-188°C) highlights the myrcene and bisabolol notes whilst keeping caryophyllene as a foundation. Higher temperatures or combustion flatten the profile into a single-note experience — still pleasant, but lacking the complexity that makes this cultivar genuinely interesting to those who appreciate flavour.
Suitability and Recommendations
Who grows Casper OG successfully? Indoor growers seeking full control over their harvest timeline. Outdoor cultivators who want to decide exactly when flowering begins. Anyone with the space and patience to vegetate this plant to its full potential before triggering bloom. Difficulty is rated intermediate, meaning a moderate learning curve that rewards attention without demanding laboratory-grade conditions. Delivered nationwide in discreet, unbranded packaging with sourced grow data on every strain page.
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Casper OG Feminised — Breeder Information
Royal King GeneticsBred 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.
Casper OG has been the target of countless seed-bank backcross programmes. Ours is BX3 — three rounds of crossing the elite cut back to the parental line until trait expression evened out. The pack grows true to the mother cut.
Recreate the Casper OG clone-only cut in stable seed form.
Chosen for purple/dark expression where it shows, dense bud structure and a true indica relaxation profile.
Royal King Genetics breeding facility — pollen from internally selected sibling males of the recurrent parent.