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The new bridge at Grevenmacher over the Moselle, with a white arch and concrete piers between tree-lined banks

Päiperleksgaart, on the riverside promenade

Grevenmacher butterfly garden, a patch of tropics by the Moselle

Grevenmacher's butterfly garden, the Päiperleksgaart, is a tropical glasshouse of more than 600 m² on the Moselle promenade, kept at 28 °C and 70 to 80 % humidity, where thirty to forty species of butterfly fly free. In 2026 it opens daily from 1 April to 31 October, with tickets from €10, online booking advised and free entry with the LuxembourgPass.

In 30 seconds

Full read: 2 min

  • Grevenmacher's butterfly garden is a tropical glasshouse of more than 600 m² by the Moselle.
  • Thirty to forty species fly free at 28 °C and 70-80 % humidity.
  • In 2026 it opens daily from 1 April to 31 October, from €10 or free with the LuxembourgPass.
  • Only 60 people get in each hour, so book ahead.

With children this is the best outing on the Moselle, and without them it's still a treat on a wet day. I'd book online, because only 60 people get in each hour, and go first thing, when the glasshouse is at its calmest.

Sergio LeponeMy advice

Before you go

What I would keep in mind

  1. 01 My tip

    Only 60 people an hour

    Entry is capped at 60 visitors an hour, with a separate door for people who booked online. At weekends, book ahead.

  2. 02 To save money

    Free with the LuxembourgPass

    Entry to the garden is included in the pass, like the Bernard-Massard tour a few minutes away.

    LuxembourgPass
  3. 03 Watch out

    No dogs allowed inside

    Dogs aren't allowed in, according to the official listing. If yours is travelling with you, plan around it.

    Luxembourg with a dog

Right in the middle of wine country, on the banks of the Moselle, there’s a small slice of the tropics. The Päiperleksgaart, the butterfly garden in Grevenmacher, is a glasshouse of more than 600 m² where the temperature never drops below 28 degrees and the humidity sits between 70 and 80 %. Thirty to forty species of butterfly from around the world fly free inside.

What’s inside

You get butterflies flitting around you among tropical plants and bright flowers, and their whole life cycle, from caterpillar to chrysalis. They aren’t alone. The glasshouse is also home to Chinese quails, chameleons, tortoises, several kinds of bird and a bee colony behind glass.

The visit follows an 18-stop trail, with information in a four-language app and a quiz for children. The website reckons on an hour, which sounds about right. On the way out there’s a café and a shop with books and gifts.

Planning your visit

In 2026 the garden opens every day from 1 April to 31 October, and in the week of 29 September it opened 9:00 to 17:00. Tickets start at €10 as of September 2026 and entry is free with the LuxembourgPass. As only 60 people are let in each hour, with a separate door for pre-booked tickets, I’d book online, especially at weekends.

It’s very easy with a pushchair or wheelchair. There are no steps, paths are at least 135 cm wide, there’s an accessible toilet and baby change, and the car park has reserved bays about 200 metres from the door. What it doesn’t take is dogs. Getting around the country with one is covered in Luxembourg with a dog.

To sleep close to everything, search places to stay in Remich on Booking.com and filter by area before price.

Why I rate it

It isn’t a big zoo and doesn’t pretend to be, but on a rainy day on the Moselle it’s an hour of warmth and colour few people expect. With small children, for me it’s the best stop in the whole valley. The garden is also run by a work-integration cooperative, Yolande Coop, according to its own website, so your ticket does a bit of good too.

A practical tip the listings don’t give. It’s genuinely hot and humid inside, so in autumn leave your coat in the car and wear a light layer. Glasses steam up as you walk in, so give it a minute before taking photos.

Getting there and what to combine

It’s at 56 Route de Trèves, right on Grevenmacher’s Moselle promenade. Grevenmacher has no trains, but the bus from Luxembourg City costs nothing, like all public transport here. Within a short walk you also have the Bernard-Massard cellars, another LuxembourgPass stop, and the Kulturhuef, which doesn’t charge in the afternoon. For more ideas with children around the country, see Luxembourg with kids.

To sleep close to everything, search places to stay in Remich on Expedia and filter by area before price.

If you are short on time, see the best tours in Butterfly garden and pick one that fits your day.

Where the bus does not go, a car does: compare car hire in Luxembourg before you arrive rather than at the desk.

If you still need a way in, check the best ticket deals to Luxembourg from where you are.

St Lawrence's Church in Grevenmacher, white with a stone tower, and an iron lamp post on the square in front

St Lawrence's Church in Grevenmacher, white with a stone tower, and an iron lamp post on the square in front

Visiting the butterfly garden (as of September 2026)

DetailInformation
Season1-4 to 31-10-2026, every day
Hours9:00-17:00 (week of 29-09 to 05-10-2026)
TicketsFrom €10, online booking advised
Length of visitAbout 60 minutes
Capacity60 people an hour
AccessibilityStep-free, paths 135 cm wide, accessible toilet and baby change
Phone+352 75 85 39

papillons.lu and visitmoselle.lu, checked on 29-09-2026.

Test yourself

True or false?

0/3 Pick before you peek.

  1. Grevenmacher's butterfly garden is open all year.

    See the answer

    False. In 2026 it opens from 1 April to 31 October, according to its website.

  2. You can bring your dog.

    See the answer

    False. The official listing says dogs aren't allowed.

  3. The glasshouse is kept at 28 °C.

    See the answer

    True. With 70 to 80 % humidity, so the tropical butterflies live as they would in their own climate.

Of glasshouse, more than
600 m²
Constant temperature
28 °C
Butterfly species
30-40
Visitors an hour at most
60

Map

Where Butterfly garden is

The thick dashed line is the border with Belgium, France and Germany, and the fine ones divide the twelve cantons. The Éislek lies to the north and the Moselle to the east. Every number opens its guide.

1Bernard-Massard cellars 2Butterfly garden 3Grevenmacher

Map data © OpenStreetMap contributors (ODbL)

  1. 1Bernard-Massard cellarsFamily wine house on the Moselle
  2. 2Butterfly gardenPäiperleksgaart, on the riverside promenade
  3. 3GrevenmacherThe Moselle's metropolis

0 of 425 Luxembourg guides

Your next stamp

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Frequently asked questions

How much is the Grevenmacher butterfly garden?

Tickets start at €10 according to its website, as of September 2026, and entry is free with the LuxembourgPass. Buying online is recommended.

When is the butterfly garden open?

In 2026, daily from 1 April to 31 October. In the week of 29 September it opened 9:00 to 17:00. It's closed in winter.

How long does a visit take?

The website reckons an hour. There's an 18-stop trail with information in a four-language app and a quiz for children.

What else lives there besides butterflies?

Chinese quails, chameleons, tortoises, several kinds of bird and a bee colony behind glass, among tropical plants and flowers.

Is it accessible for wheelchairs and pushchairs?

Yes. The entrance is step-free, paths are at least 135 cm wide, and there's an accessible toilet, baby change and reserved parking.

Where is the butterfly garden?

At 56 Route de Trèves in Grevenmacher, right on the Moselle promenade, about 200 metres from its car park.

Sergio Lepone

By

Tourism graduate with a master’s in Tourism Management and Planning from the University of Málaga, who has travelled across Europe. He writes every guide from official sources and his own judgement.

Published on . Facts checked on .

How I check every fact and where it comes from

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Photos: Denise Hastert (CC BY-SA 4.0); Tournasol7 (CC BY 4.0), via Wikimedia Commons.