Greenhouse Horticulture Homepage |
Department of Horticulture
and fertilizer management
New: A recipe for hydroponic success - Nutrient solution recipes for common hydroponic crops including lettuce and other leafy greens and tomato and other fruiting crops By Neil Mattson, Cornell University
Ammonium toxicity: Avoid getting burned this winter - Covers symptoms and common causes of ammonium toxicity as well as steps to take when the problem crops up. By Neil Mattson, Cornell University
Research update: does silicon have a role in ornamental crop production? - Adding silicon to the plant root-zone is sometimes beneficial for floriculture crops. This article describes three cases where silicon has improved disease and stress response and offers tips for adding silicon to the substrate.
Adding Silicon to the Fertilizer Program in Poinsettia Production: Benefits and Facts - The addition of potassium silicate to the fertilizer program can reduce root rot and improve the strength and post-harvest life of plants.
Going Beyond Liquid Feed Tips for successfully using controlled release fertilizers for garden mums, bedding plants, and poinsettias. Also discussed are other management practices to reduce nutrient leaching and save $ on fertilizers.
Identifying Boron Deficiency and Corrective/Preventative Actions - Boron is critical for building plant cell walls. Here's how to avoid problems.
Nitrogen: All Forms Are Not Equal - By understanding the different chemical forms of nitrogen, you can manage root-zone pH and avoid toxic buildup of ammonium.
What's Your Fertilizer Cost? - From Grower Talks magazine, explore the factors that determine the cost of your fertilizer decisions using some simple calculations.
Substrate pH: getting it right for your greenhouse crops - Learn how to detect and correct substrate pH disorders, the most common cause of nutrient disorders in spring greenhouse crops.
Ten tips to save on fertilizer costs - In light of recent skyrocketing fertilizer costs, this article offers ten concrete steps to enhance your fertilizer application efficiency and improve your bottom line.
Planting the seeds for consumer success - Are your irrigation and fertility practices in greenhouse production back-firing on the end consumer and causing garden failure? This article offers suggestions for producing crops that will help the end-consumer have success.
Fertilizer Calculations and Practice Questions - This article walks you through the process of calculating how much fertilizer to use to achieve your desired rate. Includes several practice questions, a practice exercise, and an answer sheet. By Neil Mattson, Cornell University
Testing Fertillizer Injector and Stock Tank Preparation [84 K .pdf] - This exercise guides you the process of testing that your fertilizer stock tank was mixed correctly and checking injector calibration, includes troubleshooting steps. By Neil Mattson, Cornell University
Don't get burned: Managing salts in greenhouse production [1.5 MB .pdf] - Online slideshow focuses on sources of salt problems in greenhouse substrates and management tools solve salt problems. 1.5 MB .pdf | 3.5 MB .ppt
Planning a Fall Garden Mum Fertilization Program [2.8 MB .pdf] - Online slideshow covers the basics of a liquid feed or controlled release program for outdoor mum production; and includes photos and solutions for common nutrient disorders. 2.8 MB .pdf | 7.9 MB .ppt
Planning a Greenhouse Fertilization Program: Challenges in Plant Fertilization [2.5 MB .pdf] - Online slideshow discussing many fertilization topics such as pH control, alkalinity and fertilizer adjustments when growing plants cooler by Neil Mattson, Cornell University 2.5 MB .pdf | 16 MB .ppt
Fertilizer Management, Best Management Practices for Watershed Protection: Greenhouse Fertilizers [1 MB .pdf] - Tips for reducing environmental impacts by Thomas Weiler.
Floriculture Nutrition and Fertilizers - Factsheets from North Carolina State University.
1, 2, 3's of PourThru - The basics behind this powerful technique for monitoring pH and EC in the container media of your crops by Brian Whipker, Todd Cavins, and William Fonteno.
Alkalinity Control For Irrigation Water Used in Greenhouses - Information about managing our water's most important quality attribute by Douglas Bailey.
Basic Fertilizer Programs for Containerized Greenhouse Crops - Fertilizer recommendations for many common greenhouse crops by Douglas Cox.
Greenhouse Substrates and Fertilization - Describes important attributes of container media and fertilizers and recommended nutrient ranges for many crops by Douglas Bailey, William Fonteno, and Paul Nelson.
Natural Gas and Nitrogen Fertilizers - Describes why fertilizer and energy prices are linked from Mississippi State University.
Water and Nutrient Management for Greenhouses - Subjects include preparing stock solutions for proportioners, selecting substrates, interpreting leaf, substrate, and water test results, and estimating crop nutrient needs. by Thomas C. Weiler and Marty Sailus.
Department of Horticulture, 134A Plant Sciences Bldg, Ithaca, NY 14853 USA, email: firstname.lastname@example.org | 607-255-4568/1789 | Fax, 607-255-9998/0599
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