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calendar SIGN UP

All VOLUNTEER EVENTS REQUIRE SIGN UP in order to attend and participate. Please select the category below that matches your preferred calendar event above. When completing the form, be sure to mention the event and date in the message section.


Join our planting team on most Saturdays of the year for plantings in our parksschools and neighborhoods.

Help out at our nursery during open hours with tree and shrub care, propagation, and assisting visitors.


Ride along with our tree care team as they waterprune, stake,and check-up on hundreds of trees around San Jose.


Help fight the drought with our Lawn Busters team. They work hard to convert lawns into drought-tolerant dreamscapes every week.


Help out with GENERAL VOLUNTEER opportunities not shown on the calendar. Are you interested in giving EDUCATIONAL  presentations or tabling at OUTREACH events? SPREAD THE WORD about trees and the environment at our local schools, fairs and community events.

Other VOLUNTEER opportunities include:

  • Office work - filing and databasing

  • Drive our tree mobile bus (Class B license req'd)

  • Be our mascot Treena the Tree

  • Translate our literature to Vietnamese or Spanish

  • Help beautify our office