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Past Events (1876)

Date range
November 6, 2025
Thursday
  • Pruning and Garden Maintenance Basics

  • Nov 6, 2025 from 6:00pm to 7:00pm
  • Location: Online webinar
  • Description:

    Join Dave Phelps—Landscape Architect, garden coach, and founder of Garden Enlightenment—for an informative online presentation on fall garden care. Dave will walk us through the essentials of seasonal maintenance, including: pruning basics for shrubs

  • Created by: Sustainable Contra Costa
October 26, 2025
Sunday
  • Halloween Hike on Devil Mountain

  • Oct 26, 2025 from 3:00pm to 6:00pm
  • Location: Mount Diablo State Park - Mitchell Canyon Visitor Center
  • Description:

    In this family-friendly walk presented by Greenbelt Alliance, we'll stroll up Mitchell Canyon in search of witches' broom, devil's horns, ghost pines, and other scary and not-so-scary signs of the season. But first, we'll meet the famous 8-legged div

  • Created by: Tyler Snortum-Phelps
October 21, 2025
Tuesday
  • What to do about Weeds

  • Oct 21, 2025 from 6:00pm to 7:30pm
  • Location: Online webinar
  • Description:

    Weeds may be small, but their impact is anything but. Understanding how weeds grow is essential to understanding how to control them. Join UC Master Gardener Dawn Kooyumjian for a FREE insightful webinar that dives deep into the world of weeds: why t

  • Created by: Tyler Snortum-Phelps
October 14, 2025
Tuesday
  • Climate & Sustainability Panel

  • Oct 14, 2025 from 7:00pm to 8:30pm
  • Location: Walnut Creek Library, Oak View Room 2nd Floor
  • Description:

    The Walnut Creek Library Foundation is honored to welcome Wei-Tai Kwok and Tyler Snortum-Phelps from  Sustainable Contra Costa to Live! From the Library for a FREE conversation about climate change and steps we can all take to mitigate its effects. 

  • Created by: Sustainable Contra Costa
October 11, 2025
Saturday
  • Grow, Cook, and Create Community Day

  • Oct 11, 2025 from 9:00am to 2:30pm
  • Location: Rodgers Ranch Heritage Center, Pleasant Hill
  • Description:

    Join us for a day of learning and help raise funds for Rodgers Ranch!
    Our three onsite partner organizations will be conducting hands-on workshops that showcase how our gardens can be used to create food and beauty. 

    You can sign up for one or more of

  • Created by: Sustainable Contra Costa
October 5, 2025
Sunday
  • Nature Lecture Series - Mushrooms

  • Oct 5, 2025 from 12:45pm to 2:00pm
  • Location: Rodgers Ranch Heritage Center, Pleasant Hill
  • Description:

    Rodgers Ranch Heritage Center is hosting a nature lecture series featuring local naturalist Michael Marchiano who will speak on local flora and wildlife.

    This lecture will feature an introduction to Contra Costa fungi and photos of local varieties of

  • Created by: Sustainable Contra Costa
September 13, 2025
Saturday
  • Hands-on Anti Bird/Glass Collision Workshop

  • Sep 13, 2025 from 10:00am to 3:00pm
  • Location: Private home in Oakland
  • Description:

    Free!  Hands-on anti-bird/glass collision party!  Come learn how to apply markings to glass windows and doors to prevent bird collisions in this workshop, which is sponsored by the Bringing Back the Natives Garden Tour, the Golden Gate Bird Alliance,

  • Created by: Sustainable Contra Costa
September 12, 2025
Friday
  • Green Movie Night:

  • Sep 12, 2025 from 7:00pm to 9:30pm
  • Location: Christ the King Parish Hall, 199 Brandon Rd., Pleasant Hill
  • Description:

    The Green Movie Night series presents a screening of the eye-opening documentary "Fashion's Dirty Secrets."

    Fashion looks good, but it’s hiding an ugly truth. In this eye-opening documentary, Stacey Dooley travels the globe to see what fast fashion i

  • Created by: Sustainable Contra Costa
September 7, 2025
Sunday
  • Nature Lecture Series - Spiders

  • Sep 7, 2025 from 12:45pm to 2:00pm
  • Location: Rodgers Ranch Heritage Center, Pleasant Hill
  • Description:

    Rodgers Ranch Heritage Center is hosting a nature lecture series featuring local naturalist Michael Marchiano who will speak on local flora and wildlife.

    This lecture will be about various spiders that make our region their home.

    Born in Berkeley and

  • Created by: Sustainable Contra Costa
September 2, 2025
Tuesday
August 21, 2025
Thursday
  • Youth Voices Climate Action Virtual Summit

  • Aug 21, 2025 from 4:00pm to 5:00pm
  • Location: Online webinar
  • Description:

    💚🌎 Hello Future Earth Savers! 💚🌎
    The planet needs your voice, your ideas, and your help - right now!

    Join us for an exciting online summit where young visionaries take the spotlight! Inspired by the book Front Country by Sara St. Antoine, this event

  • Created by: Sustainable Contra Costa
August 8, 2025
Friday
  • Permaculture Design Course

  • Aug 8, 2025 from 7:00am to 11:00pm
  • Location: Online & In-person, Benicia
  • Description:

    This permaculture design course lets you develop a broad understanding of permaculture and design that uses whole systems thinking, which looks at how everything works together as a part of a larger whole. This can apply to the environment, our inter

  • Created by: Sustainable Contra Costa
August 6, 2025
Wednesday
  • Youth Environmental Art Contest

  • Aug 6, 2025 at 6:00am to Aug 20, 2025 at 12:55pm
  • Location: City of Concord
  • Description:

    The City of Concord is excited to invite local artists (5-18) to participate in an opportunity to beautify our downtown public spaces, while promoting environmental stewardship through art. Artists can submit proposals for sustainability themed artwo

  • Created by: Sustainable Contra Costa
July 26, 2025
Saturday
July 16, 2025
Wednesday
  • Nature Lecture Series - Reptiles

  • Jul 16, 2025 from 7:00pm to 8:00pm
  • Location: Rodgers Ranch Heritage Center, Pleasant Hill
  • Description:

    Rodgers Ranch Heritage Center is hosting a nature lecture series featuring local naturalist Michael Marchiano who will speak on local flora and wildlife. The final session will focus on local reptiles.
    Born in Berkeley and raised in Concord, Michael

  • Created by: Sustainable Contra Costa