Month: June 2022

1. As Predicted Previously Weather in the Past 15 Days Favors Apple Bitter Rot; 2. Apply Fungicides According to the Rain Amounts and Frequency

1. As Predicted Previously Weather in the Past 15 Days Favors Apple Bitter Rot; 2. Apply Fungicides According to the Rain Amounts and Frequency

Apple bitter rot is favored by rain events following the warm to hot weather periods like we had in the last 15 days. We also had a recent rain event above 2 inches (Wednesday, 22 June) when fungicide residues from a recent cover spray are 

1. Apple Bitter Rot Pressure Builds Up Late May to Early June in Virginia with Warm Wetting Events; 2. Fungicide Timing Dictated by Critical Rain Events

1. Apple Bitter Rot Pressure Builds Up Late May to Early June in Virginia with Warm Wetting Events; 2. Fungicide Timing Dictated by Critical Rain Events

  By Dr. Srdjan Acimovic & Dr. Fatemeh Khodadadi   Apple bitter rot disease was a widely present problem in apple orchards in 2021. This disease is caused by different fungi from Colletotrichum genus and is favored by warm, wet and humid weather conditions during