Planten a Blomen, a botanical garden in Hamburg, Germany, located on St. Peterburger Straße in the Hamburg-Mitte district and built as such from 1934 to 1935. The park stretches for 47 hectares along the ancient town fortifications of the 17th century, between the Millerntor (St. Pauli district) and the Congress Center Hamburg. Planten a Blomen hosts several theme gardens, including a greenhouse with exotic plants, a rose garden and the largest Japanese garden in Europe. Inside the garden there is also a tea room, from May to September. Various animal species, such as wild ducks, hares, squirrels, live in the park. In the months ranging from May to September, concerts with light and water games are held in the garden, with jazz groups, folklore groups from all over the world and the police orchestra. In the winter months, the garden turns into an ice skating rink. In the area where Planten a Blomen stood, he once found the Zoo in Hamburg. In 1930, the area was transformed into a city park. The botanical garden was created between 1934 and 1935 by Karl Plomin on the occasion of the Niederdeutsche Gartenschau. In 1953, 1963 and 1973, Planten a Blomen hosted international botanical exhibitions.