black rot

Winemaking Talk - Winemaking Forum

Help Support Winemaking Talk - Winemaking Forum:

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
  1. djrockinsteve

    Black Rot Help Needed

    Been battling black rot for years now and can’t get it under control. Wind up losing half or more of my grapes. My current spray program- Western Pennsylvania May 15, Captan (dry) .4 oz/ gal. May 29, Daconcil (liq) 2 tbs./ gal. June 6, Captan .5 oz per gal. June 15, Daconcil 2 tbs. / gal...