Established in 1963, NWINLA is an organization of businesses and individuals devoted to maintaining ethical business practices and professionalism in the horticultural industry.

NWINLA is dedicated to increasing the knowledge and skills of our members through educational meetings.  NWINLA members include:

Garden Centers, Retail and Wholesale Nurseries, Landscape Maintenance Firms, Landscape Contractors, Municipal Park Departments, University Grounds Departments, Landscape Architects and Designers, Arboretums, Sod Growers, Equipment Suppliers, Irrigation Contractors, Horticultural Educators, Greenhouse Growers, Indiana Accredited, Horticulturalists, Master Gardeners, Pest Control Operators


Lee Hartsell, Executive Secretary PO Box 477 Crown Point, IN 46308 219.743.1165 Lee Hartsell, Executive Secretary