Purdue Methods: Optimizing Greenhouse Corn Production--This document is based on materials originally posted to the Purdue University HLA Department Plant Growth Facility web site: (Original Page Archived by WebCite® at


This document is one entry in a series of questions and answers originally posted to the Purdue University Department of Horticulture & Landscape Architecture’s Plant Growth Facility Web site ( regarding best practices for corn plant growth in a greenhouse. Controlled studies were conducted with the goals of optimizing growth and yield; developing standardized methodology using readily available commercial materials; and providing recommendations for both high-tech and low-tech facilities. Digital images showing treatment differences are included, as well as statistical analysis of data. A summary of recommendations; materials and methods description; and a reference list are available in separate documents.


corn, maize, Zea mays, growing methods, greenhouse methods, greenhouse protocols, greenhouse best practices, Purdue methods, calcined clay, porous ceramic, Turface, tassel storage, pollen storage, automated irrigation, drip irrigation, growth regulator

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