Park Alerts updated on 09/26/2022​​​​​​​

 Donate   |   Join   |   Listen   |  Shop

  • Home

    • About Us
    • On a Dark and Stormy Night
    • Board of Directors
    • Donate
    • Volunteering
    • Annual Report
    • Become a Member

  • Park Information

    • General Regulations
    • Park Location Map & Directions
    • Newsletters
    • Summit Museum
    • Mitchell Canyon Visitor Center
    • Weather & Air Quality
    • Camping
    • Juniper Campground Map
    • Live Oak Campground Map
    • History of Mount Diablo
    • An Island in Suburbia

  • Activities

    • Hiking Mount Diablo
    • 8 Popular Hikes
    • 10 Short Walks
    • 10 Moderate Hikes
    • 10 Demanding Hikes
    • Biking
    • Horseback Riding
    • Points of Interest

  • Nature

    • Plants
    • Wildlife
    • Wild Mount Diablo
    • Geology
    • Astronomy
    • Native Garden
    • Peregrine Team

  • Events

    • Events
    • Webinar Recordings

  • Nature Guides

    • Bird Guide
    • Butterfly Guide
    • Wildflower Guide

  • Contact

  • More

    Use tab to navigate through the menu items.
    Donate

    Great Purple Hairstreak

    Atlides halesus

    estesi

    Lycaenidae

    Blues, Coppers, Hairstreaks

    Flies

    January to November

    Host Plant

    Mistletoe

    Nectar Plant

    Toyon

    Great Purple Hairstreak

    Kevin Hinsta

    Underwing

    Great Purple Hairstreak

    ​

    ​

    Great Purple Hairstreak

    ​

    ​

    Great Purple Hairstreak

    ​

    ​

    © 2022 by Mount Diablo Interpretive Association