Garten Haas is an Austrian garden centre, nursery and landscaping business based in Zwingendorf, led by Michael Haas, who has worked independently as a garden designer since April 2020. The business welcomes visitors to its garden centre and helps customers create gardens suited to their preferences, from classic and architectural designs to country gardens.

The garden centre offers a wide selection of hardy plants, including perennials, trees, shrubs, hedges and roses. Its nursery produces grafted walnut trees and hazelnuts, with a focus on supporting future nut production for local farmers. Landscaping services include planting, tree and hedge installation, privacy screening, perennial beds, terraces, masonry, lawns, flower meadows and fence construction. The team also offers garden irrigation, robotic lawn mowers, swimming ponds and seamless PU-asphalt driveways. Rental machinery and events are also listed among its offerings.

Garten Haas shares practical guidance on garden care, including watering, pruning and fertilising. Customers can contact the business by phone or email to arrange landscaping consultations or visit the garden centre in Zwingendorf, Austria.