Plants or Crops
All Plants or Crops Content
An identification guide for Common Spiders in South Dakota
Identification guide to assist with identification and management of common spiders.
An identification guide for Sunflower Insect Pests in South Dakota
Identification guide to assist with insect identification and management in sunflowers.
Squash Bugs Are Active in South Dakota
Squash bugs are an insect pest that everyone dreads finding in their garden. If left unmanaged, injury caused by their extensive feeding can kill infested squash and cucurbit plants.
Grasshopper Activity Is Ramping Up
We have already observed increased grasshopper activity in many areas of the state and, depending on the 2022 season, they may become problematic in crops.
Cowpea Aphid Populations Taking off in Alfalfa
In southeast South Dakota, we are observing large cowpea aphid populations in alfalfa. Large populations can reduce yields, and, if left unmanaged, these infestations even kill the plants.
Blister Beetles Are Active in South Dakota Alfalfa
Blister beetles have been spotted in several alfalfa fields in South Dakota, which means it’s time to start scouting to determine how many are present.
Soybean Gall Midge Adults Detected in South Dakota
Soybean gall midge emergence was first detected in South Dakota two weeks ago, during the week of June 13 -17, 2022. Emergence continues to be slow, with the only observations in southeast South Dakota.
Alfalfa Weevil Activity Prediction Update: June 9, 2022
Alfalfa weevil larvae and some adults have been observed in alfalfa throughout the state this week, and fields should be scouted to ensure that populations don’t cause extensive defoliation.
Wireworms Causing Problems in South Dakota Sunflowers
Some sunflowers in South Dakota are currently being attacked by wireworms. Wireworms are the larvae of click beetles, which are easily observed throughout the summer.
Brown Wheat Mites Active in South Dakota Wheat
There have been reports of brown wheat mites active in wheat in central and western South Dakota. To date, reports have been for minor infestations, but severe infestations are possible.