Juniper Hairstreak Butterfly
Juniper Hairstreak Butterfly Coloration, Characteristics and Size
The Juniper Hairstreak butterfly (Callophrys gryneus) ranges from Texas to Florida to New England, and into the western U.S. as well.
It is also known as the Olive Hairstreak or Olive Juniper Hairstreak.
This small butterfly is dark brown or green above, with lighter rust-colored patches. The hindwings beneath are green, with two white marks near the base, along with a white line edged inwardly with reddish brown. The life span is about one week. It overwinters as a chrysalis.
Its wingspan is in the 0.75" - 1.25" range.
Host plants include Junipers and Eastern Red Cedars.
Juniper Hairstreak Butterfly Life Cycle Stages and Times
Stage | Typical Duration |
Egg stage | 4 to 6 days |
Caterpillar (larval) stage | 3 to 4 weeks |
Chrysalis (pupal) stage | 10 to 20 days |
Adult butterfly stage | 4 to 10 days |
Photos of Juniper Hairstreak Butterflies
Juniper Hairstreak Butterfly |
Juniper Hairstreak Butterfly on Dianthus |
![]() |
Juniper Hairstreak Butterfly in Utah |
![]() |