Welcome to the Ira Nelson Horticulture Center. As a part of the University of Louisiana at Lafayette’s College of Sciences in the School of Geosciences, the Ira Nelson Horticulture Center serves as a living laboratory including a diverse collection of plants acquired not only from Louisiana, but throughout the world. The Center serves as a teaching and learning resource for faculty, students and the community by offering a variety of educational opportunities in horticulture.