Not much info
Color: Extremely variable; many geographical forms with differing appearances. Adults (especially males) have relatively pointed forewing tips and more warm orange on the upperside. Band on hindwing underside may be complete, made of small or large spots, faint, or absent.
Wingspan: 7/8 - 1 3/8 inches (2.2- 3.8 cm)
Host plants: Various grasses including fescue (Festuca), brome (Bromus), bluegrass (Poa), needlegrass (Stipa), and beardgrass (Andropogon); sedges.
Adult food: Nectar from many flowers including asters, goldenrods, and blazing star.
Overwintering stage: eggs
Mate-Location system: perching
Flight: One brood from mid-July (as early as May in California) to late September.
https://www.butterfliesandmoths.org/species/Hesperia-colorado