Tag: grape phylloxera
-
Posted on August 11, 2022
UW-Madison/Extension Insect Diagnostic Lab Update
Caseload at the UW Insect Diagnostic Lab (IDL) has been very high over the last two weeks. A summary of recent fruit crop insects reported […]
-
Posted on June 2, 2022
Watch for Grape Phylloxera Galls
The first galls caused by grape phylloxera (GP; Figure 1) were observed this week at the WMARS and it is recommended to start scouting for […]
-
Posted on June 21, 2021
Managing Japanese Beetle and Rose Chafer
Japanese beetles (Fig. 1) have now been observed last weekend around Dane county, but not yet at any of the vineyards we are monitoring for […]
-
Posted on June 10, 2021
Grape Scouting Report: A “Mixed Bag”
I received last week some pictures of these very interesting larvae within their casing made of grass blades and twigs (Figs. 1 and 2). The […]
-
Posted on May 27, 2021
Grape Scouting Report: First Grape Phylloxera Gall
The scouting this week at the West Madison Agricultural Research Station did not result in any insect activity to report. Only one grape phylloxera gall […]
-
Posted on August 6, 2020
Grape Scouting Report and Preparing for Harvest
As you may expect, Japanese beetle adults (Figure 1; JB) continue to be present at the West Madison Ag Research Station (WMARS) vineyards. So far […]
-
Posted on June 12, 2020
Grape Scouting Report: Galls
The grapes at the West Madison Research Station (WMARS) vineyard showed the presence of a few grape phylloxera galls on 6/11/20 (Fig 1). Grape phylloxera […]
-
Posted on May 29, 2020
Grape Scouting Report: First Grape Phylloxera Galls and Grape Plume Moth Larvae
Scouting of the grapes at the West Madison Research Station (WMARS) vineyard on 5/27/20 showed the presence of a few grape phylloxera galls (Fig. 1) […]
-
Posted on December 1, 2016
Grape Insect Report – 2016 Summer Summary
Throughout the past summer we have been scouting weekly at the West Madison Agricultural Research Station (WMARS) and the Peninsular Agricultural Research Station (PARS). Here […]