The family-owned HLE Greenhouse is an expansion of Hammond Landscaping and Excavating. Written By: Maria Lockwood | × Gretchen Hammond deadheads a hanging basket after watering it at HLE Greenhouse in Solon Springs on Thursday, May 6, 2021. (Jed Carlson / jcarlson@superiortelegram.com) A new greenhouse opened its doors in the village of Solon Springs on May 1, filling a community need that was left when The Garden House closed in 2018. HLE Greenhouse, an extension of Hammond Landscaping and Excavating, is a family business. It’s owned by Jason and Carrie Hammond, and the employee roster of eight includes their daughter, Gretchen, and Carrie Hammond’s sister, Shannon Schorik.