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Logo Ostsee Baumhaus Hotel (invertiert)

Alte Landstr. 16

23758 Wangels / Ostholstein

T+49 4382 / 356

Einfo@ostsee-baumhaus.de

Visit us on Instagram Ostsee Baumhaus Hotel auf Instagram (öffnet neuen Tab)
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  • Sauna Besuch in der Natur
  • Blick aus dem Baumhaus Whirlpool
  • Baumhaushotel Wellness Bereich mit Suncube Sauna
  • Baumhaus SPA Ruhebereich und Whirlpool
  • SPA Area mit Huum Sauna und Aufguss
  • Baumhaushotel Wellness Bereich mit Hotcube Whirlpool
Sauna Besuch in der Natur
Blick aus dem Baumhaus Whirlpool

Wellness in the tree house hotel on the Baltic Sea - Wonderfully relaxed

  • Finnish outdoor sauna
  • Hot tub with a view of the fields
  • Relaxation terrace with a view of nature
  • Use possible all year round

Our wellness area is not a classic spa, but a quiet place to switch off - perfect for time together, conversation and tranquillity at the Baumhaushotel.

Immerse yourself in a world of peace and relaxation. Our Baltic Sea Baumhaus SPA combines Scandinavian design with the power of nature - for a unique wellness experience on the Baltic Sea.

Sauna. Whirlpool. Silence.
Enjoy the soothing warmth of our Finnish Suncube sauna with panoramic views of the rolling hills of Eastern Holstein. Or relax in the Hotcube whirlpool in the open air - surrounded by trees and meadows.

  • Finnish outdoor sauna with up to 90°C dry heat

  • HUUM 9 kW electric heater - controllable directly on site

  • Hotcube whirlpool made from grey wood & alabaster acrylic

  • Relaxation area on the terrace with a view of nature

  • Can be used all year round - daily from 9 am to 9 pm

Whether at sunset or under the starry sky - here you will find your retreat surrounded by greenery. Our wellness area is exclusively available to guests staying with us at treetop level.

The minimum age for using the spa is 16 years.

Discover more offers for your time out:

  • Tree house hotel with whirlpool

  • Romantic hotel with sauna

  • Time for two in a tree house

  • Special time-outs

Experience our hot tubs in the open air, surrounded by nature! Or enjoy the soothing warmth of our Finnish sauna with a view of the rolling hills of Ostholstein. Whether you're breathing in the clear air or listening to the rustling of the trees - here you can fully connect with nature and simply let go.

And the best thing is: wellness is available all year round at the Ostsee Baumhaushotel! Whether you want to relax after a day in nature or savour your wellness weekend to the full - you can reserve our wellness area in the Baumhaus SPA for private use at any time.

Baumhaus SPA mit Whirlpool und Sauna
Baumhaus SPA Ruhebereich und Whirlpool
Baumhaushotel Wellness Bereich mit Hängematte
Hängematte und Sauna
SPA Area mit Hotcube Whirlpool
Baumhaushotel Wellness Bereich mit Hotcube Whirlpool

Baumhaus SPA - Wellness at a glance

During your stay at the Baumhaushotel, our Baumhaus SPA is open daily from 9 am to 9 pm.
We are happy to provide you with bathrobes and sauna towels for an extra charge.

Please note:

  • Access from the age of 16

  • Dogs are not allowed in the SPA area

  • Consideration for other guests - especially when it comes to volume & infusions

  • Glass bottles only in the seating area please, not in the sauna & hot tub

✨ We wish you pleasant moments of peace and relaxation - surrounded by nature. 🌿

Baumhaushotel Wellness Bereich mit Suncube Sauna
SPA Area mit Huum Sauna und Aufguss
SPA Area mit Hotcube Whirlpool
Baumhaushotel Wellness Hängematte und Sitzgelegenheiten
Baumhaushotel Wellness Bereich mit Hotcube Whirlpool
Baumhaushotel Wellness Bereich mit Hängematte
Paar in der Sauna

Contact us Do you have any questions?

Do you need help with your booking or do you have questions about travelling or your stay? Our team is here for you!

T04382 / 356 Einfo@ostsee-baumhaus.de

We answer frequently asked questions in our FAQ.

Frequently asked questions

- Wellness experience in the Baltic Sea tree house hotel

Relaxation begins when you don't have to do anything.
Our natural wellness zone combines Scandinavian design with deep tranquillity.
In the middle of greenery. Reduced to the essentials. Made for you.

Natural. Peaceful. Relaxing.

Whether after a bike tour, a walk on the beach or simply to take a deep breath - here you will find your space for relaxation:

  • Finnish outdoor sauna - with glass front and 100 °C dry heat

  • Hotcube whirlpool - warm water, wide view, all yours

  • Relaxation terrace - with a view of the greenery and space for silence

Wellness for tree house guests only

Our spa is reserved exclusively for our guests.

Sustainable comfort

For us, luxury doesn't mean "more", it means "better".
Our sauna and whirlpool have been deliberately embedded in the landscape - with a view, with space, with effect.

  • Whirlpool with energy-efficient heating

  • Sauna made of natural materials, clearly designed

  • Bathrobes & spa shoes included - a matter of course with us

Wellness meets glamping

Design, nature and genuine tranquillity:
Experience our tree house hotel as a quiet luxury - with everything you need. And nothing to disturb you.


The perfect place for body & mind

  • Pure relaxation - you can feel how nature brings you to rest

  • Romance for two - share special moments in the warm water

  • Digital detox - simply be offline, consciously in the now


Wellness holiday on the Baltic Sea - naturally active

The Baltic Sea coast is just a few kilometres away - ideal for balancing movement and tranquillity:

  • Walks by the sea

  • Cycle tours through Holstein Switzerland

  • Excursions to Grömitz, Fehmarn or Heiligenhafen

  • Combine our wellness offer with a YOGA session.


Discover suitable experiences & accommodation

  • Spend the night in a tree house - nature, comfort & design at treetop level

  • Treehouse lodges - stylish retreats with a feel-good factor

  • Treehouse lofts - with a view of nature, fields or the alder forest

  • Time for two - romantic time out in a tree house

  • Tiny houses on the Baltic Sea - minimalist, close to nature & independent

  • Tree house hotel with dog - relaxed holidays with your four-legged friend

  • Nature in winter - your retreat in the quiet season

  • Breakfast & picnic basket - indulgence for your time out

  • Glamping resort on the Baltic Sea - nature experience with comfort

Sleep at the height of the treetops - Our Baltic Sea tree houses

High up, at treetop level, you will find a new temporary home. Our tree houses are more than just accommodation - they are quiet observers of the forest, warm retreats with views into the distance and places full of peace and magic.
Scandinavian in design, cosy at heart - here you sleep above things and wake up to the sounds of nature.

Built with high-quality materials, sustainably designed and lovingly furnished, our tree house lofts & lodges invite you to simply let go.

A night in a tree house here is an experience that lingers for a long time - for all those who long for authenticity and nature.

Baumhaus Lodge

Tree house lodges

  • Up to 2 people
  • 38 m²
  • Large balcony
So much comfort in such a small space! Whether alone or as a couple - our tree house lodge is the ideal place for a unique break in nature. The open-plan lodge is modernly equipped and offers…
learn more
from 239 €

Tree house suites

  • Up to 4 people
  • 68 m²
  • Extra bedroom
A new take on glamping. Impressive views, a sun terrace to relax on and a well thought-out room concept for up to four guests - in our tree house suite, you can expect a nature break with maximum…
learn more
from 279 €
Sonnenuntergang bei den Baumhaus Lofts - Ostsee Baumhaushotel

Your time out with vision - Discover the Baltic Sea tree house hotel!

Baumhaus Lodge

Spend the night in a tree house by the Baltic Sea - Tree houses with a view

Hofladen 2

Bistro & farm shop (bistro launch in Q1 2026) - Meal time!

Nature & surroundings - Experience the beauty of the coast

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Logo Ostsee Baumhaus Hotel (invertiert)

Alte Landstr. 16

23758 Wangels / Ostholstein

T+49 4382 / 356

Einfo@ostsee-baumhaus.de

Visit us on Instagram Ostsee Baumhaus Hotel auf Instagram (öffnet neuen Tab)

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