The larvae feed on Sassafras albidum, Sassafras officinale var. albidum and Sassafras sassafras.
Most commercial root beers have replaced the sassafras extract with methyl salicylate, the ester found in wintergreen and black birch (Betula lenta) bark.
Sassafras | Doryphora sassafras | Sassafras, Victoria | Sassafras albidum |