Publication 836C: Growing Greenhouse Tomatoes
Learn how to produce greenhouse tomatoes in Ontario.

Executive summary
This book is Part C of a series and replaces the tomato chapter of Publication 836: Growing Greenhouse Vegetables. This information is a guide for growers and is used as part of the Greenhouse Vegetable Course.
Maximizing fruit yield in a greenhouse operation requires proper management and control of the growing environment.
To optimize tomato plant growth in high-technology greenhouses, this book outlines how to manage:
- temperature
- irrigation
- relative humidity
- carbon dioxide (CO2)
- lighting
It also includes information for:
- summer and winter tomato production
- physiological disorders of greenhouse tomatoes
How to order
Download this publication:
- online at Publications Ontario
- by phone through ServiceOntario Monday to Friday, 8:30 a.m. to 5:00 p.m.
Paper copies are limited. Fees and shipping charges may apply.
Disclaimer
If you require this information in an alternative format, please contact ag.info.omafa@ontario.ca. We will:
- acknowledge your request within 3 business days
- provide you with the content within 15 business days
Updated: May 13, 2026
Published: May 13, 2026