Events

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Saturday, April 18, 2026 (2)

Apr 18, 2026
April 11, 2026
Saturday

  • Great Tomato Plant Sale

  • Apr 11, 2026 to Apr 22, 2026
  • 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 18, 2026
Saturday

  • John Muir Birthday­–Earth Day

  • Apr 18, 2026 from 10:00am to 4:00pm
  • Location: John Muir National Historic Site, Martinez
  • Description:

    Celebrating John Muir’s 188th birthday, the 56th Anniversary of Earth Day and the National Park Service Centennial, plus the 71st Anniversary of the John Muir Association

    Live music, historic re-enactments, dozens of exhibitors.

    Admission and parking

  • Created by: Sustainable Contra Costa