Euchloe ausonides coloradensis
Photo Life History: Euchloe ausonides coloradensis
How to Find Female Butterflies: Click here.
Caring for Live Female Butterflies: Nectaring techniques (Females nectar as soon as feet sense moisture)
How to Hatch Eggs: Separate eggs individually.
How to Find Caterpillars in the Field: Look for Caterpillar Strip Patterns. Last instar larvae make a conspicuous strip pattern on the flowers of their mustard host plant. Look for younger larvae on siliques.
How to Find Pupae in the Field:
Larva to Pupa: Larva Changes Color (Changes from multi-colored to tan.)
Number of Broods per Year: 1
Overwintering Stage: Pupa.
Avoiding Diapause Techniques:
Disease Prevention: Change out host plant and remove frass every three to five days.
Emergence: Emergence Container
Field Notes: Flies in montane habitats emerging roughly the same time as Anthocharis julia and Pontia sisymbri. Competes with the latter species on dyars woad. (Isatis tinctoria.)