Events

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Monday, April 20, 2026 (5)

Apr 20, 2026
April 18, 2026
Saturday

  • Earth Day Clean-Up Events

  • Apr 18, 2026 to May 9, 2026
  • Location: Various East Bay locations
  • Description:

    Join the Contra Costa Resource Conservation District for a series of clean-up events throughout the county. Each event has separate registration and time details. Clean-up parties are organized in:

    • Concord
    • Martinez
    • Brentwood/Antioch
    • Rodeo
    • Crockett
    • P
  • Created by: Sustainable Contra Costa
 

  • Concord Earth Day 2026

  • Apr 18, 2026 at 9:00am to Apr 25, 2026 at 12:00pm
  • Location: Various Concord locations
  • Description:

    Join the City of Concord in celebrating Earth Day this April by giving back to our local environment. A series of hands-on volunteer events will take place across the city, offering residents a chance to support parks, plant trees, and help care fo

  • Created by: Sustainable Contra Costa
 

  • Great Tomato Plant Sale

  • Apr 18, 2026 at 9:30am to Apr 22, 2026 at 3:00pm
  • Location: Demonstration gardens in Walnut Creek & Antioch
  • Description:

    The tomato plant sale is back! The Contra Costa Master Gardeners will have many varieties of seedlings for you to take home and grow.

    • 70+ varieties of tomatoes, plus peppers, eggplants, squash and more
    • All plants are $4.00
    • All sales are Visa, Master
  • Created by: Sustainable Contra Costa
April 20, 2026
Monday

  • Go Green with Greywater

  • Apr 20, 2026 at 12:00pm to Apr 21, 2026 at 1:00pm
  • Location: Online webinar
  • Description:

    Learn how to recycle household greywater from showers, sinks and washing machines for irrigation.  As temperatures rise and droughts worsen, greywater reuse can offer an affordable, low-energy solution to keep landscapes green and productive during t

  • Created by: Sustainable Contra Costa