DISTRIBUTION:

The Ash Sphinx, Manduca jasminearum (Wing span: 3 5/16 - 4 1/8 inches (8.4 - 10.5 cm), flies from Connecticut south to northern Florida, west to Missouri and Mississippi. It is most common along the East Coast.

The upperside of forewing is gray to grayish brown with a black line running from the middle of the costa to the middle of the outer margin; the line may be broken near the margin. There is a splash of brown around the cell spot. The upperside of the hindwing is mostly black, with gray at the lower margin. Manduca jasminearum courtesy of Dale Clark.

Manduca jasminearum courtesy of John Vriesi.

FLIGHT TIMES:

Manduca jasminearum adults fly as two broods from May through September. Adults nectar at flowers.

ECLOSION:

Pupae probably wiggle to surface from subterranean chambers just prior to eclosion.

SCENTING AND MATING:

Females call in the males with a pheromone released from a gland at the tip of the abdomen. Adults take nectar from flowers.

EGGS, LARVAE, PUPAE:

Larvae feed on ash in the Fraxinus genus. Syringa and Ulmus have also been reported.

Manduca jasminearum fourth instar, Gulf Hammock, Levy County, Florida,
on Fraxinus courtesy of James P. Tuttle.

Manduca jasminearum fifth instar, Gulf Hammock, Levy County, Florida,
on Fraxinus courtesy of James P. Tuttle.

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