As you know from previous What’s Hoppening posts, the first signs that a plant is infected with downy mildew will be basal spikes. But these are not the only symptoms of downy mildew. As the season progresses, aerial spikes and infected leaves will begin to appear. Like basal spikes, aerial spikes are indicative of systemic […]
Tags: disease, downy mildew, hop, moisture, UVM Extension