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River Tiger

An undocumented strain name with no verified breeder or independent genetic confirmation.

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Growing, buying or possessing cannabis and seeds is legal only in some places. Check the law where you live before acting on this information.

↯ The honest take

River Tiger appears on some dispensary menus but has no documented breeder, published lineage, or independent verification. Like thousands of cannabis strain names, it functions as a marketing label rather than a stable genetic identity. If you see it for sale, check the certificate of analysis (COA) for actual cannabinoid and terpene numbers—that's real data. The name itself tells you nothing about chemistry or effects.

What We Could Verify

River Tiger appears occasionally on dispensary menus and informal strain-listing websites, but it has no established presence in peer-reviewed literature, government cannabinoid databases, major seed banks, or documented breeder catalogs. No data

We searched for: breeder announcements, seed catalogs, independent genotyping studies, and regulatory filings. None returned results specific to a 'River Tiger' strain origin or genetics.

This does not mean the strain does not exist somewhere. It means that if it does, it has not been formally released, registered, or independently verified by any source we could access as of October 2026.

Why a Name Alone Is Not Evidence

Cannabis strain names are unregulated marketing labels in most jurisdictions. Anyone can grow a plant, call it 'River Tiger,' and sell it under that name. Genetic studies have repeatedly shown that samples sold under the same strain name often differ substantially from one another, and samples sold under different names can be genetically nearly identical. [1][2]

A 2015 microsatellite study of 81 cannabis samples found that strain names were frequently inconsistent with genetic clustering. [1] A 2022 whole-genome study reached similar conclusions: cannabis labeling is 'associated with genetic variation in terpene synthase genes' rather than with stable, reproducible breeding. [3]

Without a verifiable breeder release, seed catalog entry, or independent genotyping confirmation, 'River Tiger' is a name, not a botanical specification.

What to Check If You See River Tiger for Sale

If a dispensary or online retailer offers 'River Tiger,' ask for:

  1. Certificate of Analysis (COA). This is a lab test of the actual batch in front of you. It shows THC, CBD, terpene profile, and residual solvent / pesticide results. The COA is the only reliable snapshot of what you're buying. Strong evidence
  1. Breeder or company name. Who grew and named this? Can they show you growing records, seed lineage, or registration documents?
  1. Batch and test date. Old tests (more than 6–12 months old) may not reflect current inventory. Labs and growers change practices.

If the seller cannot provide a recent COA or identify the breeder, treat any claims about THC level, effects, terpenes, or lineage as unverified marketing.

Similar Documented Strains

If you're looking for strains with verified lineage and a track record, consider these alternatives with 'Tiger' or 'River' in their names, which have more established breeding records:

Each of these has at least some documented breeder or seedbank history. Start with their Certificate of Analysis if you're interested in specific cannabinoid and terpene profiles.

Frequently Asked Questions

Is River Tiger an indica or sativa?

Without confirmed genetics, we cannot say. The indica/sativa labels are also unreliable predictors of chemistry or effects regardless—researchers have called for the industry to move toward chemotype-based labeling (THC, CBD, and terpene profile) instead. [2][4]

What is the THC level in River Tiger?

Not documented. Any single COA you see reflects one batch from one grower at one harvest, not the strain in general. Modern commercial hybrids typically range from 15–25% THC, but that is not specific to River Tiger. [3]

How long does it take to flower?

Not documented. Flowering time depends on actual genetics, which are not confirmed for this strain name.

Who bred River Tiger?

Not confirmed. If you have breeder records, seed catalogs, lab reports, or company documentation for River Tiger, please flag an error or contact us with the details. We update strain pages as verified information becomes available.

Sources

  1. Peer-reviewed Sawler J, Stout JM, Gardner KM, Hudson D, Vidmar J, Butler L, Page JE, Myles S. (2015). The Genetic Structure of Marijuana and Hemp. PLoS ONE 10(8): e0133292.
  2. Peer-reviewed Schwabe AL, McGlaughlin ME. (2020). Genetic tools weed out misconceptions of strain reliability in Cannabis sativa: implications for a budding industry. Journal of Cannabis Research 2: 4.
  3. Peer-reviewed Smith CJ, Vergara D, Keegan B, Jikomes N. (2022). The phytochemical diversity of commercial Cannabis in the United States. PLoS ONE 17(5): e0267498.
  4. Peer-reviewed Piomelli D, Russo EB. (2016). The Cannabis sativa Versus Cannabis indica Debate: An Interview with Ethan Russo, MD. Cannabis and Cannabinoid Research 1(1): 44–46.
  5. Peer-reviewed Watts S, McElroy M, Migicovsky Z, Maassen H, van Velzen R, Myles S. (2021). Cannabis labelling is associated with genetic variation in terpene synthase genes. Nature Plants 7: 1330–1334.

How this page was made

Generation history

Jul 22, 2026
Fact-check pass — raised 5 flags
Oct 31, 2026
Revision
Jul 23, 2026
Fact-check pass — raised 2 flags
Jul 23, 2026
Initial draft

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