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Mount Diablo activities, MDIA assists the California Department of Parks and Recreation in maintaining and interpreting Mount Diablo State Park. MDIA is dedicated to preserving the wonders of Mount Diablo State Park through interpretation, education, and outreach to all communities. Education Center Entrance South View Education Center Porch Entry Sunrise view from Summit by Dick Nicoll Education Center Entrance South View 1/13 Our Fall Fundraising Campaign is underway! Donate Today! What's Happening Help us Build a New Education Center Check Our Upcoming Events Download the Mount Diablo State Park Brochure See Park Information Check out What's Blooming Now Mount Diablo eNewsletter , August 2025 Camp Hike Bike Horseback Discover Wildflowers Points of Interest Birds Butterflies Peregrine Falcons Take a Multimedia Tour Audible Mount Diablo provides an audiovisual collection of the sights and sounds of Mount Diablo State Park. “We acknowledge that Mount Diablo is the ancestral home, since time immemorial, of the Wilton Rancheria, Bay Miwok, Confederated Villages of Lisjan, Northern Valley Yokuts, Muwekma, and Ohlone peoples.” Mount Diablo Interpretive Association Mission Statement Preservation Through Education Mount Diablo Interpretive Association is a non-profit, all-volunteer organization that assists the California Department of Parks and Recreation in maintaining and interpreting Mount Dia blo State Park. MDIA is dedicated to preserving the wonders of Mount Diablo State Park through interpretation, education, and outreach to all communities. More About Us Get Involved MDIA is always looking for dedicated volunteers to lead or help with various programs, outreach, and operations. Shop Check out our clothing, books, maps, and more. Every purchase supports MDIA's programs and activities. Subscribe Sign up for MDIA's e-newsletter for updates about park events and opportunities to get involved. Donate Make a difference and donate to MDIA. Your gift can support the Education Center in Mitchell Canyon or MDIA operations.

Mount Diablo Education Center at Mitchell Canyon Reimagining Mitchell Canyon Inspiring future generations to wander the mountain, explore Mount Diablo's biodiversity, wonder at its beauty, and ensure its protection. Education Center Entry from Drop Off Education Center Interior 2 Education Center Entrance South View Education Center Entry from Drop Off 1/8 Join us to build the Education Center in Mitchell Canyon Mitchell Canyon attracts 35,000 visitors per year. The location is a popular point of access in Mount Diablo State Park for hikes to the summit or the waterfalls, wildflower hikes, tarantula hikes, organized trail running events, mountain biking, equestrian rides, photography, birding, and geology hike s. Yet, the facilities currently on the site s everely limit who can visit the park. Thanks to major grant funds, the State of California, our many donors, and community partners, we've raised $4.6 million to build a new Education Center! How we got here: Project conceived in 2020 Ware & Associates architectural firm was hired in 2021 Architectural blueprints are at 99% completion The Office of the State Fire Marshall is close to approval Project entered into the state budget 2025-26 Bidding process to start in late 2025 What's happening now: Started the planning process, partnering with State Parks Meeting with our architects and project teams to continue refining the architectural plans for the building and the site. Engage subcontractors to help design our landscaping, fire suppression, geotechnical engineering, electrical system, and water supply Here's our future roadmap: Exhibit design firm JM Productions has been contracted, with preliminary concepts being developed now Consultations with local Native American Tribes for interior content Groundbreaking in early 2026 Building sitework and construction will be complete by late 2026 Interior fabrication and completion by mid-2027 Ribbon cutting in Summer 2027 Finally, we are continuing to raise the necessary funds to design and build out the interior of a world-class education center. We thank our donors and community partners for their interest and continued support in what we all know is a worthy project so vital to Mount Diablo State Park, and in continuing to support MDIA’s mission of Preservation Through Education. MDIA is a 501(c)(3) organized Cooperative Agency ( Tax ID# 23-7444529) to exclusively support Mount Diablo State Park wi th a team of volunteers. Donate Now See what our supporters are saying Read our 2024 Annual Report At Vista Grande Elementary, Steve Smith demonstrates the formation of the three types of rocks using Halloween candy. We are grateful for over 100 individual donors who have contributed to this campaign, including these family foundations William Kerr Foundation Barr-Campbell Family Foundation Doyle & Terese Dixon Family Foundation Ellis Family Charitable Fund And these Community Partners For more information, email us at mcec4me@gmail.com Subscribe to our Mailing List

Native wildflowers Mount Diablo Summit Wildflowers Plants of the Summit and Mary Bowerman Trail Prev 1 2 3 ... 11 1 ... 1 2 3 4 5 6 7 8 9 10 11 ... 11 Next Ashy Silk Tassel Garrya flavescens Bird's Foot Trefoil Lotus corniculatus Bitterroot Lewisia rediviva var. rediviva Black Mustard Brassica nigra Blue Dicks Dichelostemma capitatum ssp. capitatum Blue Elderberry Sambucus mexicana Blue Skullcap Scutellaria tuberosa Blue Witch, Nightshade Solanum umbelliferum Blue-eyed Mary Collinsia sparsiflora Brewer's Phacelia Phacelia breweri Buck Brush Ceanothus cuneatus var. cuneatus Buck Lotus (Green) Hosackia crassifolia Prev 1 2 3 ... 11 1 ... 1 2 3 4 5 6 7 8 9 10 11 ... 11 Next Up Jump to Wildflower Guide Blooming Now Native Plants

invasive plants Mount Diablo Invasive Plants Prev 1 2 3 4 5 1 ... 1 2 3 4 5 ... 5 Next American Nightshade Solanum americanum Artichoke Thistle Cynara cardunculus Bellardia, Mediterranean Linseed Bellardia trixago Bermuda-buttercup, Sourgrass Oxalis pes-caprae Big Pod Lupine Lupinus pachylobus Black Mustard Brassica nigra Bristly Ox-tongue Helminthotheca echioides Bull thistle Cirsium vulgare Bunch-Flowered Narcissus Narcissus tazetta Bur Chervil, Bur Parsley Anthriscus caucalis Bur Clover Medicago polymorpha Clasping Henbit, Henbit Lamium amplexicaule Prev 1 2 3 4 5 1 ... 1 2 3 4 5 ... 5 Next Up Jump to Blue / Purple Red / Pink White Yellow / Orange

Green Wildflowers Mount Diablo Green Wildflowers Prev 1 1 ... 1 ... 1 Next Buck Lotus (Green) Hosackia crassifolia California Tea (Green) Rupertia physodes Checker Lily, Mission Bells Fritillaria affinis affinis Delta Coyote-Thistle (Green) Eryngium jepsonii Denseflower Rein Orchid Piperia elongata Dwarf Flax Hesperevax sparsiflora var. sparsiflora Hollyleaf Redberry Rhamnus ilicifolia Michael's Rein Orchid Piperia michaelii Woolly Fishhooks Ancistrocarphus filagineus Prev 1 1 ... 1 ... 1 Next Up

Native wildflowers Mount Diablo Native Wildflowers California Native Plants Prev 1 2 3 ... 34 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 ... 34 Next Alkali Desertparsley, Caraway-leaved Lomatium Lomatium caruifolium Alkali Heliotrope, Seaside Heliotrope Heliotropium curassavicum var. oculatum Alkali Mallow Malvella leprosa American Brooklime Veronica americana American Nightshade Solanum americanum American Vetch Vicia americana Arroyo Lupine Lupinus succulentus Ashy Silk Tassel Garrya flavescens Baby Blue Eyes Nemophila menziesii var. menziesii Big Berry Manzanita, Great-berried Manzanita Arctostaphylos glauca Big Flower Agoseris Agoseris grandiflora Big Pod Lupine Lupinus pachylobus Prev 1 2 3 ... 34 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 ... 34 Next Up Jump to Blooming Now Wildflower Guide

White wildflowers Mount Diablo White Wildflowers Prev 1 2 3 ... 13 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 ... 13 Next Alkali Mallow Malvella leprosa American Nightshade Solanum americanum Bellardia, Mediterranean Linseed Bellardia trixago Big Berry Manzanita, Great-berried Manzanita Arctostaphylos glauca Bittercress Cardamine oligosperma Bitterroot Lewisia rediviva var. rediviva Black Sage Salvia mellifera Blow Wives, seed pods Achyrachaena mollis Blue Dicks, white form Dichelostemma capitatum ssp. capitatum Blue-eyed Grass, white form Sisyrinchium bellum Bracted Popcornflower Plagiobothrys bracteatus Bristly Phacelia Phacelia nemoralis var. nemoralis Prev 1 2 3 ... 13 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 ... 13 Next Up

Yellow Orange Wildflowers Mount Diablo Yellow-Orange Wildflowers Prev 1 2 3 ... 14 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 14 Next Alkali Desertparsley, Caraway-leaved Lomatium Lomatium caruifolium Ashy Silk Tassel Garrya flavescens Bermuda-buttercup, Sourgrass Oxalis pes-caprae Big Flower Agoseris Agoseris grandiflora Bird's Foot Trefoil Lotus corniculatus Black Mustard Brassica nigra Blow Wives Achyrachaena mollis Blue Elderberry Sambucus mexicana Branched Lagophylla, Common Hareleaf Lagophylla ramosissima Brewer's Western Flax Hesperolinon breweri Brewer’s Ragwort Packera breweri Brickell bush, California brickellbush, California brickellia Brickellia californica Prev 1 2 3 ... 14 1 ... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 14 Next Up

Rare wildflowers Mount Diablo Rare Plants on Mount Diablo Only plants with photos are shown. See full list (PDF) Prev 1 2 1 ... 1 2 ... 2 Next Brewer's Calandrinia Calandrinia breweri Brewer's Western Flax Hesperolinon breweri Chaparral Harebell Ravenella exigua Contra Costa Manzanita Arctostaphylos manzanita ssp. laevigata Hairy Bird’s Beak Cordylanthus pilosus ssp. pilosus Hospital Canyon Larkspur Delphinium californicum ssp. interius Jepson's Woolly Sunflower Eriophyllum jepsonii Michael's Rein Orchid Piperia michaelii Most Beautiful Jewelflower Streptanthus glandulosus ssp. glandulosus Mount Diablo Bird's-beak Cordylanthus nidularius Mount Diablo Buckwheat Eriogonum truncatum Mount Diablo Globe Lily, Mount Diablo Fairy Lantern Calochortus pulchellus Prev 1 2 1 ... 1 2 ... 2 Next Up Jump to Wildflower Guide

Red Pink Wildflowers Mount Diablo Red-Pink Wildflowers Prev 1 2 3 ... 9 1 ... 1 2 3 4 5 6 7 8 9 ... 9 Next Bilobe Clarkia, Mule-ear Clarkia, Twolobe Clarkia Clarkia biloba ssp. biloba Branched Clover Trifolium dichotomum Brewer's Calandrinia Calandrinia breweri Brewer's Rockcress Boechera breweri ssp. breweri Broadleaf Filaree, Grape Storksbill, Long-beaked Filaree Erodium botrys Buck Lotus, Big Deervetch Hosackia crassifolia Bull thistle Cirsium vulgare California Figwort, California Beeplant Scrophularia californica California Fuchsia, Hummingbird Fuchsia, Zauschneria Epilobium canum California Honeysuckle Lonicera hispidula California Loosestrife Lythrum californicum California Milkweed Asclepias californica Prev 1 2 3 ... 9 1 ... 1 2 3 4 5 6 7 8 9 ... 9 Next Up

Blue Purple Wildflowers Blue-Purple Wildflowers Prev 1 2 3 ... 7 1 ... 1 2 3 4 5 6 7 ... 7 Next Alkali Heliotrope, Seaside Heliotrope Heliotropium curassavicum var. oculatum American Brooklime Veronica americana American Vetch Vicia americana Arroyo Lupine Lupinus succulentus Artichoke Thistle Cynara cardunculus Baby Blue Eyes Nemophila menziesii var. menziesii Big Pod Lupine Lupinus pachylobus Bird's Eye Gilia Gilia tricolor ssp. tricolor Blue Dicks Dichelostemma capitatum ssp. capitatum Blue Scarlet Pimpernel Lysimachia loefingii Blue Skullcap Scutellaria tuberosa Blue Witch, Nightshade Solanum umbelliferum Prev 1 2 3 ... 7 1 ... 1 2 3 4 5 6 7 ... 7 Next Up

Blooming wildflowers Mount Diablo native plants Blooming Native Plants Download list Prev 1 1 ... 1 ... 1 Next Blue Witch, Nightshade Solanum umbelliferum California Fuchsia, Hummingbird Fuchsia, Zauschneria Epilobium canum California Sagebrush Artemisia californica Chaparral Currant Ribes malvaceum var. malvaceum Mount Diablo Manzanita Arctostaphylos auriculata American Nightshade Solanum americanum Big Berry Manzanita, Great-berried Manzanita Arctostaphylos glauca Coast Silk Tassel, Silk Tassel Bush Garrya elliptica Contra Costa Manzanita Arctostaphylos manzanita ssp. laevigata Coyote Brush (female) Baccharis pilularis ssp. consanguinea Milkmaids, Tooth Wort Cardamine californica Naked Buckwheat Eriogonum nudum California Bay Laurel, California Bay Umbellularia californica Coyote Brush, male Baccharis pilularis sanguinea Fitch's Tarweed Centromadia fitchii Golden Aster, Sessileflower False Goldenaster Heterotheca sessiliflora ssp. echioides Gumplant, Great Valley Gumplant, Gumweed Grindelia camporum Heermann's Tarweed Holocarpha heermannii Rosilla Helenium puberulum Prev 1 1 ... 1 ... 1 Next Blooming Non-Native Jump to Blooming (all) Wildflower Guide Up