Welcome to Horticultural Specialties Service, a professional, friendly and reliable Landscaping Services in Mount Calvary dedicated to providing high quality Landscaping Services for commercial and domestic clients throughout Wisconsin. The Horticultural Specialties Service offers professional workmanship, competitive prices and high quality service delivered on time and within budget. Horticultural Specialties Service, which is located at Mount Calvary,Wisconsin, was set-up in 1989.