Nature Journal Workshop with John Muir Laws. Nature Journaling makes you a better observer, naturalist, and artist. Learn how to keep your own nature journal through monthly workshops. Each workshop will highlight new aspects of journal keeping including drawing flowers, making quick landscape studies, sketching birds, noticing important scientific details, or nature poetry. No experience necessary. Second Tuesday of each month in 2013, 3:30 – 5 pm.

Defy Extinction: Adopt a Bay Checkerspot Butterfly Caterpillar. Adults may adopt a Bay checkerspot caterpillar and place it in its new home within the butterfly habitat at Edgewood. Minors accompanied by adults may adopt a caterpillar for the scientists to place on their behalf. This is a rare opportunity for you to play a role in preserving a species from extinction. Feb. 21 and Feb. 24, 3 – 4:30 pm.

Citizen Science: Monitoring Bay Checkerspot Butterflies. Join trained citizen scientists as they carefully look for and count Bay checkerspot butterflies as part of the reintroduction effort at Edgewood County Park and Natural Preserve. You will enjoy brilliant displays of wildflowers as you walk through butterfly habitat that is normally off-limits to the public. Mar. 24 through Apr. 6, 1 – 4 pm.

Edgewood’s Hidden Secrets. Acclaimed naturalist Diane West-Bourke will captivate you with her breadth of knowledge of plants and animals, and how they relate to one another. Mar. 9, 1 – 4 pm.

The Bay Checkerspot Butterfly Story. Follow Dr. Stuart Weiss into this protected butterfly habitat at the height of the wildflower season, where he will explain the mystery of this butterfly’s disappearance. Apr. 13, 1 – 4 pm.

Edgewood Birder’s Delight. Join experts from Sequoia Audubon Society on this morning walk through woodland, chaparral, and grassland communities to see Edgewood’s resident and migrating birds. Mar. 10, Apr. 14, May 12, 8 – 11 am.

Helping Hands for Healthy Lands. Drew Shell, who leads the Edgewood Weed Warriors, will describe how this all-volunteer corps is rescuing Edgewood from invasive weeds and restoring its ecosystems. May 19, 1 – 4 pm.

Inspirational Sunset. Watch the sun set and the moon rise with Walter Moore, Executive Director of the Peninsula Open Space Trust (POST) on this special full moon evening atop Inspiration Heights. Jun. 23, 6:30 – 9:30 pm.

Nature at Night. Experience Edgewood’s nighttime critters with Katherine Greene, Debbi Brusco, and Jack Owicki on this special after-hours walk. Jul. 13 and Jul. 19, 6:30 – 11:00 pm.

Summer Stargazing. The Perseid meteor shower should be near its peak for this night walk. Katherine Greene, Debbi Brusco, and Jack Owicki will point out the heavenly bodies from atop Inspiration Heights, the highest point at Edgewood. Aug. 13, 7 – 11:00 pm.

Fall Equinox. Join highly-respected author and Bay Area naturalist Toni Corelli on this leisurely walk to discuss how plants transition from season to season. Attendees of this walk will receive a free autographed copy of Toni’s Flowering Plants of Edgewood Natural Preserve. Sep. 22, 1 – 4 pm.

Sunrise, Sunset, and Moonrise Photography. Professional photographer and teacher Nate Donovan will teach you tips and tricks for using your camera to capture the landscape under these unusual lighting conditions. Sunrise Nov. 2, 6 – 9 am. Sunset/Moonrise Nov. 17, 3:30 – 6:30 pm.

Memories of Edgewood. Local historian Mitch Postel will interview former Edgewood residents as they share stories of what life was like growing up in what is now Edgewood County Park. Oct. 19, 1 – 3 pm.

20th Birthday Party for Friends of Edgewood and Edgewood Natural Preserve. All are welcome to enjoy birthday cake, giveaways, and family-friendly activities as we celebrate this important milestone. May 11, 1 – 4 pm. Education Center. See details.