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 […]

The scouting at the West Madison Research Station (WMARS) vineyard occurred on 8/12/19. Grape phylloxera galls continue to be observed on all cultivars, including Brianna, […]

Scouting at the West Madison Research Station (WMARS) vineyard on 7/2/19 showed an increase in the number of phylloxera galls (Figure 1) observed on most […]

Wisconsin Fruit News — Vol 3, Issue 7 (July 13, 2018) Insect Diagnostic Lab update Plant Disease Diagnostic Clinic update White grubs: pests of strawberry roots and […]

2014 Grape IPM Scouting Report — Week 6 (July 7, 2014) Look Closely and Check Your Records Before Taking Action Phylloxera Grape Developmental Stages Degree Day […]

2014 Grape IPM Scouting Report — Week 3 (June 9, 2014) Downy and Powdery Mildew Downy Mildew and Phylloxera: is there a connection? Grape Developmental Stages […]

2014 Grape IPM Scouting Report — Week 2 (June 2, 2014) Leaf Phylloxera Grape Developmental Stages Degree Day Accumulations

2013 Grape IPM Scouting Report — Week 5 (June 3, 2013) Phylloxera on Frontenac and Marquette A Quick Look at Fungicide Resistance Management Plant Development […]

2013 Grape IPM Scouting Report — Week 4 (May 28, 2013) Disease Management Blind nodes Phylloxera leaf galls Development stages Degree Days