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Psilocybe cubensis
White Golden Teacher
A pale, ghostly take on the Golden Teacher that everyone already knows. Same easygoing GT bones, the colour drained out of the cap and stem, but a spore print that still comes down a proper dark purple-brown.
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Sold for microscopy, taxonomy and collecting only. Not for cultivation.
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The short version
White Golden Teacher is a leucistic isolation of the classic Golden Teacher: a pale, white-to-ivory body where most of the pigment has dropped out of the cap and stem. The important bit for the scope is that leucistic is not albino. The flesh goes pale but the spores stay coloured, so it still lays down a normal dark purple-brown print. A handsome, easy-to-study GT variant whose exact backstory is thin and best treated as community lore.
Straight talk
Fact vs. legend
There is a lot of folklore around this strain. Here is which bits are real, side by side.
What we actually know
- It is a leucistic line of the well-known Golden Teacher, meaning the fruitbody loses most of its pigment and comes up white to ivory while staying a plain Psilocybe cubensis.
- Leucistic is not the same as albino. The cap and stem go pale, but the spores keep their colour, so a White Golden Teacher still drops a normal dark purple-brown print.
- Because the spores are still pigmented, the print is heavy and easy to read under the scope, unlike the faint, near-clear deposits true albino lines can give.
- It is genetically just Psilocybe cubensis. It is not a hybrid, not a separate species, and not a true albino. The strength sits in the usual cubensis range. A cube is a cube.
What the community says
- The naming is a mess and worth flagging. White Golden Teacher, White Teacher and leucistic Golden Teacher get used more or less interchangeably by different vendors, and the labels are not consistent from shop to shop.
- It is sometimes muddled up with True Albino Teacher (TAT). The two are not the same. White Golden Teacher is leucistic, TAT is a full albino, and the spore print is the easiest way to tell them apart on paper.
- The TAT side of the family is reportedly traced to a Shroomery grower remembered as Jik Fibs, who is said to have cloned five albino fruits that popped up in a Golden Teacher grow. Treat that as community lore, and note it belongs to the albino line, not strictly to this pale-but-pigmented one.
- There is no agreed creator, date or place for White Golden Teacher itself. The read is that it is a pale GT phenotype that several people isolated and named, rather than one documented release.
The story
The Golden Teacher with the colour turned down
If you already know Golden Teacher, you know most of this one. White Golden Teacher is, by most accounts, simply a leucistic isolation of that famous line: the same broad, friendly cube, with the pigment drained out so the cap and stem come up white to ivory instead of golden-brown. The interesting part is not the colour itself but what the colour does, and does not, tell you.
Leucism is a partial loss of pigment in the body of the mushroom. It is not albinism. An albino loses pigment everywhere, including the spores, which is why true albino lines can lay down a faint, almost invisible print. A leucistic mushroom keeps its spore pigment, so a White Golden Teacher looks ghost-pale in the lab and then drops a perfectly ordinary dark purple-brown print. For a collector that contrast is half the appeal: a near-white fruit that still gives you a rich, readable deposit.
If a ghost-white fruit drops a dark print, it is leucistic, not albino. The spore print is the tell.
Where it actually comes from
Here is where facts beat marketing. The documented history of White Golden Teacher specifically is thin. The parent Golden Teacher itself is only loosely traced to the late-1980s US scene with an unconfirmed Florida origin, and the pale variants came later out of growers isolating low-pigment fruits. The fully albino branch of the family, True Albino Teacher, is the one with the better-known origin tale, reportedly from a Shroomery grower called Jik Fibs who is said to have cloned five albinos from a Golden Teacher grow. That story belongs to the albino line, so be careful before pinning it on this one. White Golden Teacher is best understood as a pale GT phenotype that more than one person has isolated and named, with vendor labels (White Teacher, leucistic GT, White Golden Teacher) used loosely and not always for the same thing. Take the backstory as community lore rather than settled record.
The species
Meet Psilocybe cubensis
White Golden Teacher is a collector’s line of a single, well-travelled species. Psilocybe cubensis was first written up in 1906 by the American mycologist Franklin Sumner Earle, from a specimen found in a cattle field in Cuba, which is where the name comes from. He originally called it Stropharia cubensis; Rolf Singer moved it into the genus Psilocybe in 1948.
The genus name is a tidy bit of Greek: psilos (“bare”) plus kubē (“head”), for the smooth, peelable skin of the cap, so the full name reads roughly as “the bare-headed mushroom from Cuba.”
- Family
- Hymenogastraceae (older books say Strophariaceae)
- Genus
- Psilocybe (Fr.) P. Kumm., 1871
- Species
- Psilocybe cubensis (Earle) Singer, 1948
- Basionym
- Stropharia cubensis Earle, 1906
- This product
- White Golden Teacher, a collector’s cultivar of the species
- Type locality
- Cuba (where it was first named)
How you’d know it
Field marks
These describe the mature mushroom for reference and identification.
Pale, ivory cap
White to ivory, sometimes with a faint golden blush left in the very centre, betraying the Golden Teacher underneath. Smooth, convex when young, often keeping a small central umbo as it broadens rather than going dead flat.
Long white stem
Pale and fibrous, on the tall and slender side for a cube. A persistent partial veil leaves a membranous ring, or annulus, around it, and that ring usually ends up dusted purple-brown as the spores fall onto it.
Darkening gills
Crowded and pale, grey to pale yellow when young, deepening to purplish-black as the spores ripen. Because the body is so pale, the maturing gills stand out sharply against the cap.
Light blue bruising
Handle the pale flesh and it bruises a light blue-green, the classic Psilocybe reaction as enzymes turn psilocybin into psilocin, which oxidises into blue pigments. On a near-white body the bruising reads especially clearly.
Where it comes from
A dung-lover with a wanderer’s history
Psilocybe cubensis is coprophilic, a fancy word for dung-loving. In the wild it lives on the droppings of big grazing animals, classically cattle and water buffalo, fruiting from warm, humid pasture. It does not grow on wood and it does not partner with tree roots.
You’ll find it across the warm parts of the world: the Gulf Coast of the United States, Mexico, Central and South America, Southeast Asia and Australia. It was named from Cuba, but where the lineage truly began is an open question. A 2026 study describing its closest wild relative in southern Africa suggests the deep roots are Old-World, the mushroom having apparently travelled with grazing herds long before anyone gave it a Latin name.
The main event
Under the microscope
This is what you actually bought the spores for. Put a print or a drop from a syringe on a slide and here’s what shows up.
- Shape & size. Smooth, thick-walled and subellipsoid, like a slightly squashed rugby ball, roughly 11.5–17 µm long by 8–11 µm wide (the figures Paul Stamets settled on).
- The germ pore. Look for a single pale, flattened dot at one end. That’s the one thin spot in the wall where, in nature, a mushroom would begin, and a real cubensis hallmark.
- Pale alone, dark in a crowd. A single spore looks honey-amber with the light behind it; only in a mass do they read deep purple-brown to black. So a near-black print but pale spores on the slide is normal optics, not a dud.
- Pale body, dark spores. Do not let the white fruit fool you into expecting a faint sample. White Golden Teacher is leucistic rather than albino, so the spores stay pigmented and lay down a normal heavy dark purple-brown print. On a slide the spores read like any other cubensis: pale amber alone, dark in mass. A true albino line is the one that gives the faint, near-clear deposits, and this is not that.
- What you’ll need. Find the field at 100×, study shape and the germ pore at 400×, and get the wall crisp at 1000× under oil. A touch of methylene blue or KOH lifts the contrast.
- The legal bit, and why it’s true. A dormant spore carries no psilocybin or psilocin at all; that chemistry only appears later in living tissue. That is exactly why the spores are legal to own and study in the UK.
Choose your format
Print, syringe, vial or swab?
Same lab-grade genetics in every option. The honest difference is shelf life versus how soon you’re at the scope.
Spore print
Keeps longest
Spores dropped straight onto sterile foil. Stored cool and dry it outlasts everything else here, so it’s the one to reach for if you’re building a collection to keep for years.
Spore syringe
Ready tonight
Spores suspended in sterile water, ready to go straight onto a slide. The quickest way to be looking down the microscope this evening. Comes in 3 mL and 12 mL.
Vial & swab
Compact
A sealed glass vial is a tidy middle ground; a sterile swab is the most travel-friendly, robust little format for adding a strain to your reference set.
At a glance
The spec sheet
- Species
- Psilocybe cubensis
- Strain
- White Golden Teacher (collector’s cultivar)
- Spore print
- Dark purple-brown to near-black, heavy depositor
- Spore shape
- Subellipsoid, smooth, thick-walled, with a germ pore
- Spore size
- ~11.5–17 × 8–11 µm
- Basidia
- Mostly 4-spored, ~20–30 × 7–10 µm
- Wild habitat
- Coprophilic, on herbivore dung & warm pasture
- Climate
- Subtropical to tropical
- Intended use
- Microscopy, research & collecting only
Dig deeper
Further reading
Independent, non-commercial sources, no shops, just good information.
- Psilocybe cubensis on Wikipedia: the species overview.
- The genus Psilocybe: taxonomy and the family reshuffle.
- Index Fungorum: the formal nomenclature record.
- Proc. Royal Society B (2026): the African wild-relative study.
Common questions
Frequently asked
Yes, for microscopy and research. A dormant spore contains no psilocybin or psilocin, so the spores themselves are not a controlled substance in the UK. We sell them strictly for microscopy, taxonomy and collecting, never for cultivation.
No, and it is a common mix-up. White Golden Teacher is leucistic, meaning the body loses pigment but the spores keep theirs, so the print comes down a normal dark purple-brown. True Albino Teacher is a full albino and can drop a much paler, fainter print. The deposit on paper is the easiest way to tell them apart.
No. That is the whole point of a leucistic line. The fruitbody is pale, but the spores are still pigmented, so you get a heavy, dark purple-brown print that is easy to read and easy to work with under the scope.
Smooth, subellipsoid, thick-walled cubensis spores, pale amber individually and dark in mass, each with a small flattened germ pore at one end. Find them at 100x, study at 400x, and get the wall sharp at 1000x under oil. They look the same as any other cubensis. The pale body does not change the spore itself.
If you want something that keeps for years on a shelf, take the print, and a leucistic line gives you a good dark one. If you want to be at the microscope tonight, take the syringe. The vial and swab sit in between on convenience.
Cool, dark and dry. A fridge (not freezer) is ideal for syringes and vials, while prints keep happily in a sealed bag somewhere cool. Kept well, a print stays viable for study for years.
What customers say
Reviews
Everything seems to be progressing well but early stages. Get back to me at harvest time when hopefully I'll be giving a. 5 star review ;-)
5 stars from repeat customer.
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Questions and answers
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For microscopy, taxonomy and collecting only.Sold for legal research. Not for cultivation. Spores contain no controlled substances. We trust you to be responsible.