Orange sulphur

(Colias Eurytheme)

• The Orange Sulphur caterpillars primary host plant is alfalfa (fun fact: orange sulphurs were once called alfalfa butterflies), but they will also use clovers and members of the vetch family as their hosts

• The Orange Sulphur caterpillars are mostly green, except for the white stripe running down  both sides of the caterpillar 

• This butterflies chrysalis is mostly green, beside for the white stripe running down either side, and its shape resembles the chrysalis shape of the black swallowtail

• This butterfly is orange and dark yellow with two spots on each wing, the upper spots are often darker and more defined then the lower spots

• this butterfly is often dark yellow with some orange towards the center of the wings, the similar clouded sulphur is often bright yellow and has no orange on its wings