Petrus Langenhoven

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

192 articles by this author

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Extract from a news release by SARE (5/15/2023). Sustainable farming emphasizes the need to consider the environmental, economic and social impacts of agriculture. For decades, sustainable agriculture research has focused more on environmental stewardship and profitability than on personal and social issues. SARE’s newest bulletin, Resilient Farmers, Ranchers and Communities: Social Sustainability in Agriculture, describes how…Read more about Sustainable Agriculture Research and Education (SARE) News[Read More]


The USDA published this news release in Indiana on May 3, 2023. Indiana NRCS Announces First Sign-up Period for Organic Transition Initiative USDA’s Natural Resources Conservation Service’s (NRCS) Acting State Conservationist, David Doctorian, announced today that Indiana is accepting applications for the first round of Organic Transition Initiative (OTI) funding through June 15. The initiative…Read more about Natural Resources and Conservation Service (NRCS) News[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. This is, again, a bumper issue. It seems we can look forward to warmer days. Farm activity will increase in the coming weeks as conditions become more favorable for the planting of tender vegetable crops. Remember,…Read more about From the Editor’s Desk[Read More]


We are happy to announce that Purdue Extension is presenting its annual Fruit and Vegetable Field Day on July 20, 2023, at the Throckmorton/Meigs Horticulture Farm, Lafayette, IN. Registration is now open. To register your spot, visit  https://cvent.me/5zevYD The field day schedule is very exciting, something for everyone to look forward to. Sweet corn pest…Read more about Purdue Fruit and Vegetable Field Day – Registration Now Open[Read More]


The Purdue Small Farm Education Field Day is presented on July 27, 2023, at the Purdue Student Farm in West Lafayette, IN. Registration for the field day is now open. To reserve your spot, visit https://cvent.me/ewWN3b. Students register for free! Please get in touch with Lori Jolly-Brown to receive the discount code for student registration….Read more about Purdue Small Farm Education Field Day – Registration Now Open[Read More]


As we approach warmer days in May and June, it’s time to prepare for transplanting warm-season vegetable crops such as tomatoes, peppers, eggplant, and squash. Growers preparing vegetable transplants should plan for the process of hardening or conditioning their transplants to outdoor temperatures, light, and soil moisture conditions. By now, you should have started your…Read more about Setting Your Transplants Up for Success[Read More]


Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. It almost felt like summer for the past 10 days. That is until we got the cold weather again on April 16. It’s just a reminder that we should not get too eager to plant tender…Read more about From the Editor’s Desk[Read More]


We are happy to announce that Purdue Extension is presenting its annual Fruit and Vegetable Field Day on July 20, 2023, at the Throckmorton/Meigs Horticulture Farm, Lafayette, IN. More information about the upcoming field day will be available beginning May 2023. Registration will open soon! Contact Lori Jolly-Brown ljollybr@purdue.edu or Petrus Langenhoven plangenh@purdue.edu if you…Read more about SAVE THE DATE for the Purdue Fruit and Vegetable Field Day[Read More]



Welcome to the Vegetable Crops Hotline (VCH), Purdue Extension’s exclusive newsletter for people in the business of growing vegetables. Spring arrived, and that included severe storms and tornadoes. Our hearts go out to those families and farms that were affected by last week’s storms. This issue contains a lot of information about emergency preparedness and…Read more about From the Editor’s Desk[Read More]