Horticultural Frontiers is a Phoenix landscaping company specializing in custom landscape designs, installations, and consultations. As a Phoenix Landscaper, T. Kent Titze and Abe Titze have been doing custom Phoenix Landscaping for over 25 years. A family owned and operated company that is fully licensed, bonded, and insured. We are a phoenix landscape design company that prides itself in customer satisfaction based on their own personal needs.