Guided Tours: Discover the unique varieties of Achillea with their breath taking array of colours and textures with guided tours led by our knowledgeable Head Gardener & Curator Stephen Peters and learn about their history, cultivation, and care of these remarkable plants and at the same time you can immerse yourself in the tranquil and picturesque environment of Worth Park with its unique heritage, arboretum, herbaceous borders, urban meadow and lake area.