In the past few weeks, we have received several reports about blossom end rot on tomatoes and peppers as the crops start to set fruit. Blossom end rot is a physiological disorder (not an infectious disease) that commonly occurs on tomatoes and peppers. Initial symptoms of the physiological disorder include dark green or brown water-soaked leisure…Read more about Blossom End Rot of Tomato and Pepper[Read More]
Wenjing Guan
Vegetable Crops Hotline Editor & Clinical Engagement Associate Professor
Department of Horticulture and Landscape Architecture
Area(s) of Interest: Commercial Vegetable and Melon Production
Wenjing Guan's website
Department of Horticulture and Landscape Architecture
Area(s) of Interest: Commercial Vegetable and Melon Production
Wenjing Guan's website
Purdue Extension and Indiana University are collaborating to offer a series of field days featuring high tunnels. The events will be hosted July 18 at the Meigs Horticulture Research Farm in Lafayette; Aug. 10 at the Southwest Purdue Agricultural Center in Vincennes; Aug. 15 at the Pinney Purdue Agricultural Center in Wanatah; and Sept. 27 at…Read more about Upcoming Events[Read More]
Indiana Fruit & Vegetable Field Tour The tour will be held at Tuttle Orchards, 5717 North 300 West Greenfield IN 46140, June 28, 9:00 am -4:00 pm. On-site registration 9 am at Tuttle Orchard. Registration fee is $5 per person. For further questions contact Lori Jolly-Brown at ljollybr@purdue.edu or (765) 494-1296. Southwest Purdue Ag Center Field Day Southwest…Read more about Upcoming Events[Read More]
Recent dry weather raises concern about effectiveness of preemergent herbicides. Preemergent herbicides applied on the soil surface need to be moved into the soil where the target weed seeds are germinating (normally 1-2 inches deep) in order to be effective. The process normally requires 0.5 to 0.75 inch of water within a few days of herbicide application….Read more about Effectiveness of Preemergent Herbicides[Read More]
Tomatoes growing in high tunnels are in the middle of or close to harvest. Developing and maturing fruit are under leaf canopies. On the top of the plants, many flowers are still blooming. These flowers will contribute to the second big harvest. Although tomatoes in June are most valuable, we certainly appreciate big, red and…Read more about Add Shade to High Tunnels[Read More]
Horticultural Business Webinar The webinar featuring Advanced Influence and Sales Strategies will be held on June 20, 2017, 11:00 am-12:00 pm EDT. For more information: https://ag.purdue.edu/hla/Extension/nle/Pages/Horticultural-Business-and-Marketing-Symposium.aspx. To register: https://purdue.qualtrics.com/jfe/form/SV_bae0QfPySyoUt0x Indiana Fruit & Vegetable Field Tour The tour will be held at Tuttle Orchards, 5717 North 300 West Greenfield IN 46140, June 28, 9:00 am -4:00 pm. On-site registration…Read more about Upcoming Events[Read More]
Southwest Purdue Ag Center Field Day Southwest Purdue Ag Center Field Day will be held on June 29, 2017 at Southwest Purdue Agricultural Center, Vincennes, IN. The field day provides two choices of tours: Horticultural Crop Production and Agronomic Crop Production. The Horticultural Crop Production tour will feature Organic Tomato Production, High Tunnel Vegetable Production,…Read more about Upcoming Events[Read More]
Watermelon production is threatened by Fusarium wilt, a widely distributed soilborne disease that can cause yield losses up to 100%. Currently, there are no watermelon varieties that are completely resistant to all races of Fusarium wilt. One way to control the disease is through grafting. The grafted plant combines a watermelon cultivar with a squash…Read more about Opportunities for Growing Grafted Watermelons[Read More]
Southwest Purdue Ag Center Field Day Southwest Purdue Ag Center Field Day will be held on June 29, 2017 at Southwest Purdue Agricultural Center, Vincennes, IN. The field day provides two choices of tours: Horticultural Crop Production and Agronomic Crop Production. The Horticultural Crop Production tour will feature Organic Tomato Production, High Tunnel Vegetable Production,…Read more about Upcoming Events[Read More]
Recent rain and cold conditions have brought detrimental effects to some of the early planted vegetables. In southwest Indiana, air temperatures have dropped into the 40s °F and soil temperatures have dropped into the 50s °F in early May. The low temperatures would have greatly inhibited absorption of water and mineral nutrients for many warm season vegetables. In one…Read more about Effects of the Recent Rain and Cold Conditions on Vegetable Production[Read More]