King Louis XIII by Clone Only Strains
If you were running circles in the Southern California scene back in the early 2000s, you knew damn well when somebody pulled up with the real King Louis XIII. Born out of the legendary OG Kush ecosystem, this cut is widely accepted as a lethal collision between OG Kush and LA Confidential. But here's the catch—you can't just pop a seed and expect to find the King. True Louis XIII is a fiercely guarded clone-only elite. Sure, some seed banks have crossed it with Tahoe or whatever else to sell beans, but purists know the authentic cut is kept alive strictly through mother plants in tightly controlled, sterile rooms. It's the kind of high-end exotic that built the foundation of modern West Coast gas.
Crack open a jar of the genuine article and your nose gets instantly assaulted by a pungent, loud mix of sharp pine, damp earth, and heavy diesel fuel. The bag appeal is just ridiculous. You’re looking at ultra-dense, dark green golf balls that routinely throw deep purple hues under the right conditions, all completely choked in a thick layer of greasy trichomes. And the smoke translates perfectly. You get that classic earthy spice on the exhale that coats the mouth and lingers long after the joint is put out.
But don't think she's an easy ride in the grow room. Like a lot of elite OG cuts, Louis XIII has a notoriously viney, unruly growth structure and can be a massive headache to root from cuttings. She demands an experienced hand to get those heavy yields. If you do pull it off, the reward is an intensely potent, 22-29% THC powerhouse. This isn't daytime weed. A few pulls will trigger a heavy, couch-locking sedation that shuts down racing thoughts and glues you to the sofa. It’s an old-school heavyweight that commands respect every single time you light it up.
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Similar strains
| Breeder | Clone Only Strains |
|---|---|
| Type | mostly indica |
| Flowering time | ±60 days |
| Environment | Indoors, Outdoors |
| Lineage | OG Kush |
| Descendants | Gremlins, Unholywood, Versailles O.G., Crown OG, Louis XIII OG, Lit in Las Vegas, Apothecary Genetics - Louis XIII OG, Blood Orange OG, White Louie, Cherry Louis, Siense OG, Royal Plaque, The Vault Seed Bank - King Louie XIII on Fire, Zeta, Louis Faced, Aspirare, 13th Ghost |
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🧬 Explore the family: OG Kush · Gremlins · Unholywood · Versailles O.G. · Crown OG · Louis XIII OG · Lit in Las Vegas · Apothecary Genetics - Louis XIII OG · Blood Orange OG
Ancestry Pedigree
Clone Only Strains
Original Strains
Original Strains
Growing King Louis XIII: what to expect
As an indica-leaning plant, expect a modest stretch after the flip (roughly 50–100%) and dense bud structure — which makes late-flower humidity discipline the main risk: keep RH in the 40s once buds fatten to stay ahead of mold. Growers familiar with OG Kush will recognize much of its behavior. Whatever the listing says, the cut in YOUR tent is the ground truth: log feedings, readings, and photos, and let the trends — not the label — drive decisions.
King Louis XIII FAQ
How long does King Louis XIII take to flower?
King Louis XIII typically flowers in around 60 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.
Is King Louis XIII an indica or a sativa?
King Louis XIII is listed as mostly indica.
What are the parents of King Louis XIII?
King Louis XIII was bred from OG Kush by Clone Only Strains.
What environment does King Louis XIII like?
Standard cannabis bands work well: VPD 0.8–1.1 kPa in veg and 1.0–1.4 kPa in flower, with humidity stepping down from 65–75% as a seedling to 40–50% in late flower. See the stage-by-stage table on this page.
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Facts compiled from public breeder listings. Growing King Louis XIII? A structured journal — with your feedings, readings, and photos — is how you find what THIS cut actually wants.
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