Lemon #45
A citrus-forward hybrid marketed heavily in dispensary menus, with limited verifiable pedigree and no strain-specific clinical data.
Lemon #45 is a real dispensary strain with a recognizable lemon-cleaner smell, but almost everything you'll read about its lineage and effects comes from vendor copy, not verified breeder records or lab studies. There is no peer-reviewed research on this specific cultivar. Treat THC percentages, terpene profiles, and 'uplifting sativa' claims as marketing until you see a batch-specific COA. If you like the smell and the batch tests well, that's the honest reason to buy it.
Overview
Lemon #45 is a cannabis cultivar sold across North American dispensary menus, typically described as a citrus-heavy hybrid. Like most modern strain names, 'Lemon #45' functions more as a brand than as a stable genetic identity: multiple growers may release flower under this name from unrelated seed stock or clones Strong evidence[1][2].
There is no strain-specific scientific literature on Lemon #45. Everything below draws from general cannabis science plus vendor and community reports, which are clearly labeled as such.
Chemistry: cannabinoids and terpenes
Vendor listings for Lemon #45 typically report THC in the high teens to mid-20s percent range, with CBD under 1%. Independent audits of dispensary flower have repeatedly found that labeled THC values are often inflated relative to independent retesting, so treat any specific number as approximate Strong evidence[3].
The name implies a limonene-forward terpene profile, and lemon-smelling cultivars do frequently test high in limonene alongside varying amounts of beta-caryophyllene, myrcene, and pinene Weak / limited[1][4]. However, terpene content is highly batch- and cure-dependent; two jars labeled 'Lemon #45' from different producers can have meaningfully different terpene profiles Strong evidence[1].
The popular claim that a terpene like limonene at any particular threshold (e.g. '>0.5%') will reliably produce a specific mood effect in humans is folklore, not established pharmacology Disputed[5].
Reported effects
Consumers commonly describe Lemon #45 as energetic, talkative, and mood-lifting, with a sharp lemon-pledge aroma Anecdote. These reports come from crowdsourced menus and review sites and are not controlled data.
A few important caveats:
- No clinical trial has ever studied Lemon #45 specifically. Any medical claim tied to this strain name is unsupported No data.
- The idea that 'sativa' or 'sativa-leaning hybrid' labels predict stimulating effects is not supported by chemotype data; commercial 'indica' and 'sativa' labels correlate poorly with actual chemistry Strong evidence[2].
- Individual response to the same flower varies substantially based on dose, tolerance, route of administration, and set/setting Strong evidence[6].
If you want a predictable experience from Lemon #45, the useful information is the batch's lab report (cannabinoids + terpenes), not the strain name.
Lineage (disputed)
Lineage claims for Lemon #45 vary between vendors. Some menus describe it as a Lemon OG descendant; others tie it to Lemon Skunk or Super Lemon Haze crosses. No breeder has published a widely accepted, verifiable pedigree with parental seed lot documentation Disputed.
This is typical of modern strain naming. Genetic studies have shown that cannabis cultivars sold under the same name often cluster differently in DNA analysis, and cultivars with different names sometimes cluster together — meaning the marketplace name is a weak proxy for actual genetics Strong evidence[1][2].
Treat any confident lineage chart for Lemon #45 as unverified unless it comes with breeder records or genotyping data.
Cultivation basics
Because there is no authoritative breeder release for Lemon #45, published grow specs are inconsistent. Community reports suggest a flowering window in the neighborhood of 9-10 weeks indoors with medium stretch during early flower Anecdote. Yield and difficulty claims vary too widely to summarize honestly.
General guidance that applies to most citrus/OG-type hybrids:
- Limonene-heavy phenotypes benefit from careful drying and curing (cool, dark, ~60% RH) to preserve volatile terpenes Weak / limited[4].
- Nitrogen-heavy late-flower feeding tends to mute citrus aroma; growers commonly taper nutrients in the final weeks Anecdote.
- If you buy 'Lemon #45' seeds or clones, ask the source for their specific pheno notes — they will vary.
Marketing vs. reality
What's real about Lemon #45:
- It exists on real dispensary shelves.
- Batches often do smell strongly of lemon, consistent with a limonene-forward profile.
- Some consumers reliably enjoy it.
What's marketing:
- Specific THC percentages on the jar. Independent testing programs have documented systematic inflation of labeled THC across the U.S. market Strong evidence[3].
- 'Uplifting sativa' or 'perfect for creativity' descriptors. These trace to indica/sativa folklore that chemotype data does not support Strong evidence[2].
- Confident lineage trees. Without breeder records or genotyping, these are guesses Strong evidence[1].
The honest way to shop Lemon #45: read the batch COA, smell the jar if you can, and ignore the strain lore.
Sources
- Peer-reviewed Sawler J, Stout JM, Gardner KM, et al. (2015). The Genetic Structure of Marijuana and Hemp. PLoS ONE, 10(8): e0133292.
- Peer-reviewed Watts S, McElroy M, Migicovsky Z, et al. (2021). Cannabis labelling is associated with genetic variation in terpene synthase genes. Nature Plants, 7: 1330-1334.
- Peer-reviewed Schwabe AL, Johnson V, Harrelson J, McGlaughlin ME (2023). Uncomfortably high: Testing reveals inflated THC potency on retail Cannabis labels. PLoS ONE, 18(4): e0282396.
- Peer-reviewed Booth JK, Bohlmann J (2019). Terpenes in Cannabis sativa – From plant genome to humans. Plant Science, 284: 67-72.
- Peer-reviewed Russo EB (2019). The Case for the Entourage Effect and Conventional Breeding of Clinical Cannabis: No 'Strain,' No Gain. Frontiers in Plant Science, 9: 1969.
- Peer-reviewed MacCallum CA, Russo EB (2018). Practical considerations in medical cannabis administration and dosing. European Journal of Internal Medicine, 49: 12-19.
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