Dallas County Lepidopterists' Society
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Tiger Swallowtail (Papilio g. glaucus)
FEMALE (DORSAL) Dark Form
FEMALE (VENTRAL) Dark Form
|Caterpillar Hostplants||White Ash (Fraxinus americana), Green Ash (Fraxinus pennsylvanica), Black Cherry (Prunus serotina), Choke-cherry (Prunus virginiana), American Plum (Prunus americana), Plum (Prunus domestica), Carolina Basswood (Tilia americana), Birch (Betula spp.), Tulip Tree (Liriodendron tulipifera), Sassafras (Sassafras albidum), Apple (Malus pumila), Lilac (Syringa vulgaris) and other trees found in the above genre.|
|Seasonal Flight Data||Late February / early March through October.|
Description: Males are always bright yellow with large, distinct vertical black stripes on both the forewing and hindwing. Females may appear similar to the male with extensive blue scaling on the hindwing or with black/brown wings with characteristic tiger stripes seen from underneath. Intermediate forms can be found on occasion.
Similar species: Dark form females may be confused with Black Swallowtails or Pipevine Swallowtails. Males and light form females may be confused in flight, at a distance, with Giant Swallowtails.
Size: 4 * - 5 * inches