The wilted and dead leaves of the watermelon transplants in Figure 1 could have several causes. Above ground symptoms such as wilts and leaf death may be caused by problems underground.  When I investigated the plants in Figure 1, I found that many of the plants had a root rot. The dark area at the…Read more about Black Root Rot of Watermelon[Read More]


We have received several calls recently reporting observations of leaf curling on tomatoes. Although several factors (disease, insect, herbicide, environmental stress etc.) could cause leaf curling, in late spring and early summer, we notice the majority of the leaf curling is caused by physiological factors that in general do not directly affect tomato yield and…Read more about Tomato Leaf Curling[Read More]


This disease has been observed in southern Indiana. Symptoms often begin with dark, wet-looking lesions on the stem (Figure 1). These lesions may extend up the stem and result in the wilt and death of the plant (Figure 2). Occasionally, opportunistic microorganisms invade the stem and produce a disagreeable rotten odor. The conditions that may…Read more about Blackleg of Potato[Read More]


WEST LAFAYETTE, Ind. – Following the recall of pre-cut melon products sold in eight states – including Indiana – due to possible Salmonella contamination, Scott Monroe, Purdue Extension food safety educator, is reassuring consumers about the safety of the state’s melon crop. “The recalled melons were grown elsewhere,” Monroe said. “The 2018 Indiana cantaloupe and watermelon crops are planted…Read more about Extension Food Safety Specialist: Consumers can be Confident about Indiana Melon Crop[Read More]


2018 Indiana Hort Society Summer Field Tour Date: June 26, 2018 Location: Garwood Orchards, 5911 W 50 South, LaPorte, IN 46350 More information about the field tour can be found at https://vegcropshotline.org//article/summer-field-tour-fruit-and-vegetables/ Small Farm Education Field Day Date: Aug. 30, 2018 Location: Purdue Daniel Turf Center (1340 Cherry Lane, West Lafayette, IN 47907) and Purdue Student…Read more about Upcoming Events[Read More]




Purdue University prohibits discrimination against any member of the University community on the basis of race, religion, color, sex, age, national origin or ancestry, genetic information, marital status, parental status, sexual orientation, gender identity and expression, disability, or status as a veteran. This material may be available in alternative formats. 1-888-EXT-INFO Disclaimer: Reference to products in this publication is not intended to be an endorsement to the exclusion of others which may have similar uses. Any person using products listed in this publication assumes full responsibility for their use in accordance with current directions of the manufacturer.

Page last modified: June 21, 2018

Vegetable Crops Hotline - Horticulture & Landscape Architecture, 625 Agriculture Mall, West Lafayette, IN 47907

© 2026 Purdue UniversityAn equal access/equal opportunity universityCopyright ComplaintsMaintained by Vegetable Crops Hotline

If you have trouble accessing this page because of a disability, please contact Vegetable Crops Hotline at plangenh@purdue.eduAccessibility Resources