Petrus Langenhoven

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

178 articles by this author

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NIFA is recruiting industry representatives (growers, packers, shippers, staff from organizations that represent specialty crops, etc.) to review pre-applications for the Specialty Crop Research Initiative (SCRI) for 2025. This is an opportunity for commodity sectors to make sure that SCRI projects are tackling a critical need for the sector.  The time commitment for a relevancy reviewer is…Read more about Recruiting SCRI Industry Reviewers (Paid Opportunity)[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. This is our second-last issue for 2024 and includes a price update from the Clearspring Produce Auction, a look at the weather for the next 14 days, information about educational opportunities, and an opportunity to serve…Read more about From the Editor’s Desk[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. The harvesting season is progressing well. As part of our evidence-based Extension programs, we have harvested many peppers and watermelons, among other crops, at the TPAC/Meigs Horticulture Facility. We also only have two VCH issues left…Read more about From the Editor’s Desk[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. This issue includes our regular insect and weed spotlight articles, an update on the Clearspring Produce Auction, a weather outlook update, and take a look at the impact of root-knot nematode on commercial cucurbit crops. Details…Read more about From The Editor’s Desk[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables.   Everyone is probably seeing a glut of tomatoes and other vegetables coming in from the farm or your personal gardens. It is certainly the month of plenty! This issue includes an important notice from the…Read more about From The Editor’s Desk[Read More]


Extracted from a SARE email received on August 1, 2024. The North Central Region Sustainable Agriculture Research and Education Program (NCR-SARE) 2025 Partnership Grant Program Call for Proposals is now available online at: https://northcentral.sare.org/Grants/Apply-for-a-Grant/Partnership-Grant/. NCR-SARE’s Partnership Grant Program is intended to foster cooperation between agriculture professionals and small groups of farmers and ranchers to catalyze…Read more about NCR-SARE Announces 2025 Call for Partnership Grant Proposals[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. The past two weeks were packed with field days. The Purdue Fruit and Vegetable and the Purdue Small Farm Education field days were well attended, 90 and 73, respectively. This issue includes our insect and weed…Read more about From the Editor’s Desk[Read More]


Time is running out to register for the annual Purdue Small Farm Education field day! July 25, 2024, at the Purdue Student Farm, West Lafayette, IN. The deadline to register is July 22nd at 12:00 p.m. ET. Register here: Purdue Small Farm Education Field Day The program is now available. Download HERE. SF2024_FIeldDay_Demo_Schedule SF2024_FIeldDay_Demo_Descriptions Contact…Read more about Purdue Small Farm Education Field Day, July 25, 2024[Read More]


Time is running out to register for the annual Fruit and Vegetable Field Day July 18, 2024, at the Throckmorton/Meigs Horticulture Farm, Lafayette, IN. Registration ends on July 15th at 12:00 p.m. ET. Register here: Purdue Fruit and Vegetable Field Day The program is now available. Download HERE. Fruit and Veg Field Day 2024_Agenda FINAL_page1…Read more about Purdue Fruit and Vegetable Field Day, July 18, 2024[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. What a week it has been. The remnants of Hurricane Beryl caused heavy rainfall in several locations in Indiana, and very windy conditions caused damage. The Meigs Horticulture Facility, part of the Throckmorton Purdue Ag Center,…Read more about From the Editor’s Desk[Read More]