Mainau: The Flowering Jewel of Lake Constance




Mainau: The Flowering Jewel of Lake Constance


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Nestled in the shimmering waters of Lake Constance, Mainau, often referred to as the “Flower Island,” is a visual spectacle that captivates visitors with its vibrant floral displays, lush landscapes, and baroque architecture. Located near the borders of Germany, Austria, and Switzerland, this island is a testament to the harmonious blend of nature and human ingenuity.


Geographically, Mainau spans approximately 45 hectares and boasts a unique microclimate that facilitates the growth of a diverse range of flora.

From tulips and roses to tropical plants and towering trees, the island is a botanical wonderland that changes its colors with the seasons.


Mainau’s history is as rich as its gardens. The island has seen various owners, from the Teutonic Order in the 13th century to the Grand Dukes of Baden.

The Baroque Mainau Castle, which dates back to the 18th century, stands as a testament to the island’s aristocratic past.

Today, the island is owned by the Lennart Bernadotte Foundation, established by Count Lennart Bernadotte, who played a pivotal role in transforming Mainau into the floral paradise it is today.


Notable attractions on Mainau include the Italian Rose Garden, which features over 500 varieties of roses.

The Butterfly House is another marvel, where visitors can witness hundreds of butterflies fluttering amidst tropical plants.

For those interested in the island’s history, the Mainau Castle offers guided tours that delve into the island’s past and the legacy of the Bernadotte family.


Popular activities on Mainau range from leisurely strolls in the gardens and picnics by the lakeside to attending workshops and exhibitions that the island hosts throughout the year.

Whether you’re a nature enthusiast, a history buff, or someone seeking a tranquil escape, Mainau promises a memorable experience.


Mainau is primarily a tourist destination and does not have a permanent residential population.

However, staff and caretakers live on the island to maintain the gardens and facilities.

When to Go

Spring (April to June) is a particularly enchanting time to visit Mainau, as the island bursts into a riot of colors with blooming flowers.

However, each season offers its unique charm, from summer roses to autumnal hues.

How to Get There

Mainau is easily accessible by boat from various points around Lake Constance.

There are also bridges connecting the island to the mainland, allowing for pedestrian and vehicular access.


Italian Rose Garden: A mesmerizing display of roses set in a geometric design.

Butterfly House: Home to numerous butterfly species in a tropical setting.

Mainau Castle: A baroque architectural marvel with panoramic views of Lake Constance.

Arboretum: Features over 500 species of trees and shrubs.

What You Should Know

Currency: Euro (EUR).

Language: German, though many staff members also speak English.

Safety: Mainau is a safe destination, but visitors should be mindful of their belongings in crowded areas.

FAQs about Mainau

Is there an entrance fee to visit Mainau?

Yes, there’s an entrance fee to access the island, which goes towards the maintenance of the gardens and facilities.

Are there dining options on the island?

Absolutely! Mainau offers several restaurants and cafes where visitors can enjoy meals with views of the gardens and lake.

Is Mainau suitable for visitors with mobility issues?

Mainau is designed to be accessible, with well-maintained paths and facilities to cater to visitors with mobility challenges.

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