Park Alerts [updated on 04/27/21]
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The Summit and Mitchell Canyon Visitor Centers are open with limited hours and capacity.
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All park visitors must distance themselves from others by the required 6 feet. Stay Safe.
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Water Shortage: All visitors are encouraged to bring water for consumption during their visit. Plan Ahead.
Take a Multimedia Tour of Mount Diablo
PRESERVATION THROUGH EDUCATION
Gray Buckeye
Junonia grisea
Nymphalidae
Brushfoots
Flies
February to November
Host Plant
Plantain, Owl's Clover, Monkey Flower, Figwort
Nectar Plant
California buckeye, Coyote Brush, Mustards (sinapis and brassica)
Daniel Fitzgerald
Underwing
Daniel Fitzgerald
