The púca is Ireland's shape-shifting Samhain spirit: a dark horse, goat or hare that might trick you or help you. Here is its folklore and how to write it.
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Of all the creatures in Irish folklore, the púca is the one I find hardest to pin down, and that is exactly why I love it. It is not a ghost, not quite a fairy, and not simply good or bad. It is a shape-shifter that belongs to the dark half of the year, and it is at its strongest around Samhain.
If you are writing something eerie this November, the púca is a gift. Here is what the old stories say about it, where you can still find it in the Irish landscape and in books, and how to bring it into your own fiction.
What Is the Púca?
The púca (plural púcaí, and often written "pooka" or "phouka" in English) is a spirit from Irish folklore that can change its shape at will. Similar creatures turn up elsewhere: the Welsh pwca and the English Puck, whom Shakespeare made famous in A Midsummer Night's Dream. Scholars still argue over which name came first, but the family likeness is clear.
What makes the Irish púca stand out is its unpredictability. In one story it is a menace. In the next it does someone a good turn. You never quite know which púca you are going to meet.
The Púca as a Dark Horse
The best-known form is a sleek black horse with a wild mane and glowing eyes. The classic tale goes like this: someone walking home late meets the horse on a lonely road, ends up on its back, and is taken on a terrifying gallop over hedges, ditches and bogs. At dawn the rider is dropped, shaken and muddy, miles from home.
Notice that the rider usually survives. The púca's horse is about fear, chaos and losing control, not death, which makes it a great engine for a story.
Goat, Hare, Dog and Other Forms
The púca is not tied to one body. Depending on who is telling the story and where, it may appear as a black goat with great curling horns, a hare, a dog, a bull or a large dark bird. Some tellers give it a human form too, often with a giveaway such as animal ears or a tail.
The common threads are dark colouring, strange eyes and a habit of turning up where you least expect it. That shifting shape is the point: the púca is the wild, untamed side of the countryside given a body.
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The Púca and Samhain
Samhain marked the end of the harvest and the start of winter, the night when the veil between this world and the Otherworld was thought to wear thin. Spirits of every kind were believed to be abroad, and the púca was one of the most talked about.
The Púca's Share and the Blackberry Rule
Two customs tie the púca to the harvest. In some places a little of the crop was left in the field as the "púca's share", a small offering to keep the spirit content. And many people grew up with a firm rule: do not pick blackberries after Samhain, because the púca has spat on them (or worse). In some areas the cut-off date is earlier, around Michaelmas at the end of September, but the warning is the same.
There is a practical truth under the folklore, of course. Late blackberries are often watery and mouldy. But I like that the story is what people remember, not the botany.
A Night for Mischief
On and around Samhain, stories of the púca's tricks multiply: travellers led astray, gates found open, livestock scattered, a voice calling from the dark when no one is there. It was a good reason to stay by the fire and not go wandering after nightfall.
Trickster or Helper? The Two Faces of the Púca
The púca's double nature is what makes it so rich. As a trickster, it frightens, misleads and humbles people who think too much of themselves. As a helper, it can guide, warn or even reward someone who treats it with respect.
One of the best-known tales, The Piper and the Púca, was collected in Irish by Douglas Hyde and later appeared in W. B. Yeats's Fairy and Folk Tales of the Irish Peasantry. A piper who can barely play one tune is carried off by the púca on a wild night ride and comes home a far better musician than he left. Fear and gift arrive together, which is very púca.
Where the Púca Still Turns Up
You can find the púca on the map. Poulaphouca in County Wicklow comes from Poll an Phúca, "the púca's hole", and Carrigaphooca in County Cork means "the púca's rock". Place names like these are a lovely reminder that the stories were once tied to real hills, rivers and stones.
The púca has found its way into books and film as well. Flann O'Brien gave us the Pooka MacPhellimey in At Swim-Two-Birds, and the giant invisible rabbit in Mary Chase's play Harvey, later a film with James Stewart, is described as a pooka. Each writer bent the creature to their own purpose, which is exactly what folklore invites us to do.
How to Write the Púca Into Your Story
Keep its rules strange but consistent. Decide what your púca wants, what forms it takes and what it cannot do. Readers will follow almost anything if it plays by its own rules. A story bible is a handy place to keep those rules straight.
Use the wild ride as a turning point. A character who is carried off and dropped somewhere unfamiliar has to change. The ride can be your inciting incident or the moment your hero hits bottom.
Let it test your characters. The púca rewards respect and punishes arrogance. Who in your story would greet it politely, and who would try to trap it?
Ground it in place. Use the senses: wet hedges, turf smoke, a moonless road, a hoofbeat that stops when you stop. For more creatures to draw on, see Ireland's folklore creatures and the seanchaí tradition.
Final Thoughts on the Púca
The púca has lasted for centuries because it refuses to be one thing. It is the dark horse on the road, the spoiled blackberry, the trickster and the teacher. This Samhain season, it might be the spark your next story needs.
Write Your Own Púca Story This November
The Samhain Story Sprint is under way, and Week One is all about Kindling, so a shape-shifting horse on a dark road is a fine place to start. New to writing challenges? The Spark group is the gentle way in, the Sprint group aims for 30,000 words, and the Storm group goes for the full 50,000. If you want a bigger goal, my 30-day novel writing plan breaks it into daily steps.
Keep your folklore notes, characters and settings in Story Bible Studio, and if you would rather write with others, try a round on Chain Story Online. And mind the blackberries.
Ready for November? Sign up free to Story Bible Studio to track your words and run timed sprints, follow the 30-day novel writing plan, and find every detail on the Samhain Story Sprint page.
Related reading: Irish Halloween Traditions Every Storyteller Should Know · Irish Ghost Stories to Read on a Dark Winter's Night
Enda Storrie is a writer and the creator of Story Bible, the planning journal and app for writers, and Chain Story Online, a free collaborative storytelling platform.
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