The greenhouse on the roof of Emory


In order to feed the insects, the lab keeps a greenhouse tucked above a campus parking lot.


Milkweed for the monarch butterflies and aphids.

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Part of the research is into an aphid relative known as grape phylloxera. The red dot on this wine leaf is its handiwork. In the 19th Century, phylloxera destroyed most of the wine crops in Europe, and has since infiltrated every commercially significant wine growing region in the world bar Chile. As a result, Chilean wine varieties are the last in the world that are grown on their original rootstock.

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FANCY PORTRAIT. "THE PHYLLOXERA, A TRUE GOURMET, FINDS OUT THE BEST VINEYARDS AND ATTACHES ITSELF TO THE BEST WINES." (From the "Times," August 27. Adapted by Our Appreciative Artist.)
Cartoon from Punch, September 6, 1890, page 110

Artwork by Edward Linley Sambourne (January 4, 1844–August 3, 1910).

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They also grow barley, cabbage, and broadbeans as aphid fodder.