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Home > Articles

Robert Grosdidier

rgrosdid@purdue.edu

3 articles by this author

Article List

Observations on the Companion Plant: Sweet Alyssum

May 2, 2025 - From Issue: 752
By: Robert Grosdidier and Laura Ingwell
Figure 2. Sweet alyssum being grown alongside strawberries in research high tunnels at the Purdue Meigs Horticultural Farm. Notice the yellow sticky card trap with a high abundance of flies and other insects present (Photo by Robert Grosdidier).
Read More

Spring is in full swing in our research high tunnels at Purdue. Overwintering strawberries that we planted in September are now in full bloom and fruits are being harvested. But[Read More…]

 Article Categories:
  • Strawberry
 Article Tags:
  • IPM
  • Predatory insects

Insect Spotlight: Lasioglossum Sweat Bees

August 23, 2024 - From Issue: 743
By: Robert Grosdidier and Laura Ingwell
Figure 2. Lasioglossum sweat bee foraging on black berry (Photo by Robert Grosdidier).
Read More

Lasioglossum sweat bees are common pollinators in agricultural landscapes. These bees are small black, brown, or iridescent green/blue bees that belong to the family Halictidae. They can often be mistaken[Read More…]

 Article Categories:
  • Vegetable Crops – General
 Article Tags:
  • Insect and Mite Management
  • Spotlight

Insect Spotlight: Blow Flies

June 14, 2024 - From Issue: 738
By: Robert Grosdidier and Laura Ingwell
Figure 1. Blow fly visiting Brassica flowers in a high tunnel on an Indiana farm (Photo by Robert Grosdidier).
Read More

Blow flies are a group of iridescent green or blue flies belonging to the family Calliphoridae. Flies undergo complete metamorphosis, transitioning through egg-larva(maggot)-pupa-adult. Often in this situation, the larvae and[Read More…]

 Article Categories:
  • Vegetable Crops – General
 Article Tags:
  • Beneficial Insects and Mites
  • Spotlight

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  • Page last modified: June 14, 2024

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