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Home›Strains›Hybrid›Grapefruit Romulan
Grapefruit Romulan strain, representative photoiRepresentative image via Leafly: a stock photo that resembles this strain
Hybrid

Grapefruit Romulan

Grapefruit Romulan is a hybrid usually described as a Romulan and Grapefruit cross, known for a tart citrus smell with an earthy, skunky edge.

Typical THC
14–24%
Typical CBD
<1%
Top terpene
Myrcene
Read the Grapefruit Romulan guide

Grapefruit Romulan terpenes

Most often reported first

  1. Myrceneearthy, musky
  2. Pinenepine, fresh
  3. Limonenecitrus

How people describe it

RelaxedEuphoricHappyGiggly

Smell and taste

GrapefruitCitrusEarthyPungent

Family tree

Romulan×GrapefruitcrossGrapefruit Romulan

Grapefruit Romulan strain guide

3 min read · Updated October 14, 2026 · WeedDB editors

Grapefruit Romulan is a hybrid usually described as a cross of Romulan and Grapefruit. People know it for a tart citrus smell with an earthy, skunky edge underneath, and for a relaxed, giggly feel. It also turns up listed the other way round, as Romulan Grapefruit.

Where does Grapefruit Romulan come from?What does Grapefruit Romulan smell and taste like?Grapefruit Romulan effects: what people reportHow strong is Grapefruit Romulan?Buying Grapefruit Romulan in CanadaGrapefruit Romulan vs RomulanStrains like Grapefruit Romulan

Where does Grapefruit Romulan come from?

The cross most often given is Romulan, an old-school indica tied to British Columbia, with Grapefruit, a citrusy sativa-leaning strain. One strain database credits Next Generation Seed Company, a Canadian breeder, and says it was first known as Stinky. We couldn't confirm the breeder on a second source, so treat that part as likely rather than settled.

One strain database keeps two separate listings, one under each name order, and the numbers on them don't match closely. That's a hint that more than one cut has been sold under these names.

What does Grapefruit Romulan smell and taste like?

Grapefruit leads, as the name promises: tart, juicy citrus up front, then earth, pine and a pungent skunky funk that most people credit to the Romulan side. Some reviewers also pick up sweeter fruit and a little diesel.

Published terpene results list myrcene first, then pinene and limonene. That lines up well with the smell: myrcene for the earthy base, pinene for the pine and limonene for the citrus.

Grapefruit Romulan effects: what people report

People most often describe it as relaxed and euphoric, with a happy, giggly, sometimes chatty start. Some call it focused or social early on, while heavier sessions tend to drift toward couch-lock and sleepiness.

These are experiences people report, not promises. Dry mouth and dry eyes are the usual complaints, and some people mention dizziness or feeling anxious after having too much.

How strong is Grapefruit Romulan?

Listings spread widely, from about 14% THC on one page to 17% to 24% on others, with very little CBD. That spread is another sign that different cuts carry the name.

Go by the label rather than the strain name. The THC and CBD numbers for your batch matter more, and our guide to reading cannabis labels explains what to look for. If you're new to it, start small and wait before having more.

Buying Grapefruit Romulan in Canada

Check both name orders when you look for it, since Romulan Grapefruit and Grapefruit Romulan are generally treated as the same strain. Different growers may be working from different cuts, so the smell and strength can vary.

Look at the THC and CBD numbers and the packaging date, since fresher flower keeps more of that grapefruit smell.

Grapefruit Romulan vs Romulan

Romulan is the parent, a heavy, piney indica with deep roots in BC. Grapefruit Romulan keeps some of that earthy, pine-and-skunk base but adds a bright, tart citrus top note, and people tend to describe it as lighter and more giggly at the start. Romulan has the more consistent sleepy, heavy reputation. If you want the classic body feel, Romulan is the steadier pick; if you like citrus with your funk, try Grapefruit Romulan.

Strains like Grapefruit Romulan

If you like Grapefruit Romulan, these are worth a look:

  • Romulan: the indica parent, earthy and piney with a heavier feel.
  • Grapefruit: the citrus parent, brighter and more upbeat.
  • White Rhino: a parent of Romulan, with the same old-school earthy base.
  • Lemon Skunk: another pairing of sharp citrus and skunky funk.

Strains similar to Grapefruit Romulan

Romulan strainRomulanTHC 19–24%Grapefruit strainGrapefruitTHC 19–25%White Rhino strainWhite RhinoTHC 18–22%Lemon Skunk strainLemon SkunkTHC 15–22%

More hybrid strains

Grapes and Cream strainGrapes and CreamTHC 24–25%Grapple Pie strainGrapple PieTHC 20–27%Grateful Breath strainGrateful BreathTHC 24–28%Grease Bucket strainGrease BucketTHC 23–26%

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Grapefruit Romulan questions

Is Grapefruit Romulan indica or sativa?

Grapefruit Romulan is a hybrid. It is a cross of Romulan and Grapefruit.

How strong is Grapefruit Romulan?

Published lab results usually range from 14% to 24% THC, and the label on any legal Canadian product shows its exact batch.

What does Grapefruit Romulan smell like?

Grapefruit, citrus, earthy and pungent, led by myrcene (earthy, musky).