Our natural world is comprised of organisms large and small. And the smallest ones are typically the most deadly. Why does your rosebush turn brown? Why are your busy-lizzies dead? Why was your wine sour and thin? It could be due to downy mildews, a group of parasitic organisms that attacks plants. They can’t live without their host plant, yet they can travel thousands of miles in a single season. Learn how downy mildews present a constant threat to the plants we love.
Presenter Bio: Nina Shishkoff is a plant pathologist working for the USDA in Frederick MD on diseases of trees and ornamental plants. She got her bachelor’s degree in botany from the University of Michigan and a PhD in mycology from Cornell University. She is also a botanical illustrator.
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