Petrus Langenhoven

Horticulture and Hydroponic Crop Specialist
Department of Horticulture and Landscape Architecture
Petrus Langenhoven's website

189 articles by this author

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This Spring has already tested emergency response services. Much of Indiana is experiencing severe weather (thunderstorms, heavy rain, strong straight-line winds, and tornadoes). Indiana PREPared (www.inprepared.org) has a number of resources about severe spring weather events. Two specific sites to check out are our “Spring & Summer Severe Weather” page and “Flood Resources for Educators…Read more about Emergency Preparedness[Read More]


High tunnels are essential for every vegetable grower as they can modify the growing environment for crop earliness, protect the crop against environmental stress, reduce disease and insect pressure, and extend the growing season. Growing in a high tunnel is like growing crops in an irrigated desert. Natural rainfall is unavailable inside your high tunnel,…Read more about Soil and Water Data is Critical for High Tunnel Growers[Read More]


This article was adapted from an Indiana FSA newsletter dated April 4, 2023. For more information about storm damage and disaster relief, read the newsletter. USDA offers several programs to help with recovery from the storms that have impacted farmers in several Indiana counties. Risk Management For producers who have risk protection through Federal Crop Insurance or…Read more about USDA in Indiana Stands Ready to Help Indiana Farmers Recover from Recent Storms[Read More]


The Midwest Vegetable Trial Report series includes reports of applied research relevant to vegetable and melon production in the midwestern U.S. The purpose of the series is to publish results and document the annual results of vegetable and melon research projects. In 2022, 16 trial reports from Indiana, Illinois, Michigan, and Minnesota were published. Variety…Read more about Midwest Vegetable Trial Reports. A Great Resource for Growers.[Read More]


Farmers market managers and vendors, join Purdue Extension for the Farmers Market Certificate Program this April online! Learn how to navigate food safety regulations, improve market stability, offer food assistance programs, and more. Register by March 29: https://cvent.me/XVN4ba. For more information, contact Amanda Baily Mosiman at bailey1@purdue.edu or call 812-897-6100


Purdue Extension presented its first Fruit, Vegetable and Hemp Field Day post-pandemic at the Meigs Ag Center in July 2022. Extension Specialists and Graduate Students presented specialty crop research to 45 attendees. Attendees had only good things to say about the event. ” Great information and research.” “Great variety of experiences and knowledge.” “I felt…Read more about Purdue Fruit and Vegetable Field Day – July 20, 2023[Read More]


The 2022 Purdue Small Farm Education Field Day was a big success. Nearly 72% of attendees reported that they learned something new. Nearly half indicated they plan to adopt recommended practices for diversified farming systems, and over a third (36.0%) plan to adopt recommended practices for creating, improving, or strengthening their business. Half (52.0%) indicated…Read more about Small Farm Education Field Day – July 27, 2023[Read More]


Dr. Betty Feng’s lab within the Department of Food Science at Purdue University is hosting a series of webinars this March and April. The webinars are free to anyone who wishes to participate and will cover various topics, including on-farm food safety and agriculture soil management. Food Safety Plan (accumulative series of webinars) March 21…Read more about Webinar Series – Scaling up Your Small and Medium-sized Farm[Read More]


Adopted from a Farmers.gov bulletin, March 7, 2023 A new, simplified direct loan application is now available for all producers seeking a direct farm loan from the Farm Service Agency (FSA). The new application, reduced from 29 to 13 pages, provides improved customer experience for producers applying for loans and enables them to complete a…Read more about USDA’s Simplified Direct Loan Application is Now Available for all Producers[Read More]


The EQIP program is a great program that helps growers to get access to finance and technical assistance. I reached out to Sarah Vaughn, District Conservationist at the Lafayette NRCS Service Center, and she had the following comments. “Applications for EQIP financial assistance are accepted throughout the year. Indiana’s EQIP deadline is typically mid-December. Producers…Read more about NRCS Environmental Quality Incentives Program (EQIP) Financial Assistance[Read More]