Downy mildew of cucumbers has been observed in Knox County. This disease has not been observed on pumpkins, but it is possible for downy mildew to spread from cucumbers to pumpkins. Therefore, pumpkin growers should scout for downy mildew and manage for the disease depending on their situation. Pumpkin growers who plan to harvest mid…Read more about Downy mildew of Pumpkin: What to Look for[Read More]
In the last several days I have received complaints of pumpkin plants with yellow leaves. Growers want to know if the yellow is a symptom of disease and what can be done about it. Yellow lesions on leaves may be symptoms of disease. There can be many reasons why pumpkin plants have yellow leaves. Usually,…Read more about Yellow Leaves on Pumpkin[Read More]
After weeks of successive trap catches being empty or in the single digits, we have seen a dramatic increase in the last couple of days in the number of corn earworm moths captured in our pheromone traps throughout the state. At multiple locations catches jumped from near nothing to hundreds of individuals in a single…Read more about Corn Earworms are Taking Flight[Read More]
We were all hoping it would happen later, but unfortunately, the spotted lanternfly (SLF) (Lycorma delicatula) (Figure 1), an invasive planthopper with a piercing-sucking feeding strategy, was officially detected in Vevay, Indiana (Switzerland County) for the first time in July 2021. You can see pictures and read more about the detection at the Indiana Department…Read more about Spotted lanternfly has been Detected in Indiana[Read More]
This is our second year scouting CBD hemp to learn more about the insect communities occurring on these plants throughout the season and ‘who’ the potential pest insects might be! This year we had the opportunity to scout CBD hemp plants grown both in the field and in a high tunnel environment (Figure 1). Since…Read more about Insects Visiting CBD Hemp so Far During Summer 2021[Read More]
Well, it was a nice 4 weeks with no drought or abnormally dry designated areas across the state. Unfortunately, the lack of rain over the past few weeks have led to browning lawns, cracked soils, and other tell-tale signs that drought may be returning. The US Drought Monitor has designated three areas in Indiana as…Read more about Dry Conditions Have Returned to Indiana[Read More]
Please join us for the 2021 Hydroponics Workshop, hosted by Krishna Nemali! September 22, 2021 (8:30 am to 3:00 pm) (A daylong interactive learning session and hands-on activities related to greenhouse and indoor hydroponics) Register online at https://purdue.ca1.qualtrics.com/jfe/form/SV_cCJPpWrODzqmO7Y Deadline to register: September 19, 2021 (Registration is required to attend the workshop. Registration fee ($25) includes…Read more about Hydroponics Workshop[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.