This calendar includes Heartwood’s scheduled chapter, volunteer, and training events.

For a list of unscheduled (work at your own pace) volunteer activities, check out the approved chapter activities: Heartwood Volunteer Projects

Want to suggest a  new volunteer opportunity?

Want to suggest a  new advanced training opportunity?

  • Texas Fireflies Advanced Training Workshop + Bat Flight

    Bracken Cave Preserve7515 Bracken Cave RoadSan Antonio, Texas 78266https://www.simpletix.com/e/texas-fireflies-advanced-training-workshop-tickets-263435 Fran Hutchins has asked that everyone arrive between 5:30 and 6pm. Class starts at 6:30pm. The gates will close at 6:30. Someone will be at the entrance to guide you in and check your registration. Carpool is strongly encouraged. Please use the following AT code: AT: Single Presentation (Texas... Read More →

  • 2026 Initial Training Class #15

    Texas A&M AgriLife Extension - Montgomery County 9020 Airport Rd, Conroe, Tx

    Initial Training Class for accepted interns and chapter members Class #15: Journaling & Bluebirds Date: May 9, 2026: 8:00 am -11:00 am Location: Montgomery County Agrilife Bldg Topics covered: Chapters to read: Please use the following VMS code: Initial Training: TMN Initial Training Hours

  • Huntsville Bat Team Orientation

    Texas A&M AgriLife Extension - Montgomery County 9020 Airport Rd, Conroe, Tx

    Huntsville Bat Team:  Orientation/Training on May 9th, 11:15am Learn how to volunteer and meet the team! The Huntsville Bat Team is recruiting for new volunteers to participate in the collection of data and outreach to the community. The volunteers must be TMN members (not members in training). The time to volunteer is variable but typically... Read More →

  • River Systems Impacted by Floods

    River Systems Impacted by Floods Tuesday, May 12 @ 6:30-7:30 PM CT Please use the following AT code:  For those certifying as Texas Waters Specialist:  VMS Code:  AT: TX Waters Certification (Texas Water Webinars- River Systems Impacted by Floods) For those not certifying as Texas Waters Specialist: VMS Code:  AT:  Single Presentation (Texas Water Webinars- River Systems Impacted by Floods)

  • CHAPTER MEETING

    Mark your calendar — we’re working on something amazing, and we can’t wait to share more with you as everything comes together. We are lining up an inspiring and educational speaker, and we’ll be revealing their story very soon. Stay tuned! Our monthly chapter meetings are held on every 2nd Wednesday, January – November. Our meetings... Read More →

  • 9th Annual Brazos River Cleanup and Campout

    May 15 - 18, 2026  Learn more about the event and register on the Rio Brazos Chapter’s dedicated river cleanup page. You must register to participate in the event.  The event is limited to 125 participants, so sign up today! Participation in this event is offered to all Texas Master Naturalist chapters by the Rio Brazos Chapter and Little L Ranch. Event headquarters is the Little... Read More →

  • 2026 Initial Training Class #16

    Texas A&M AgriLife Extension - Montgomery County 9020 Airport Rd, Conroe, Tx

    Initial Training Class for accepted interns and chapter members Class #16: Outreach, Interpretation, & Mammalogy Date: May 16, 2026: 8:30 am -12:00 pm Location: Kleb Woods Nature Center Topics covered: Chapters to read: Please use the following VMS code: Initial Training: TMN Initial Training Hours

  • 2026 Initial Training Class #17

    TDCJ Bat Condos 916 14th St, Huntsville, TX

    Initial Training Class for accepted interns and chapter members Class #17: Huntsville Bat Colony Field Session Date: May 17, 2026: 7:00 pm - 9:00 pm Location: Huntsville Wall Unit Topics covered: Please use the following VMS code: Initial Training: TMN Initial Training Hours This is a field session at the site of the Huntsville Bat... Read More →

  • 2026 Initial Training Class #18

    Texas A&M AgriLife Extension - Montgomery County 9020 Airport Rd, Conroe, Tx

    Initial Training Class for accepted interns and chapter members Class #18: All Things Water Date: May 30, 2026: 8:00 am - 12:00 pm Location: Montgomery County Agrilife Topics covered: Chapters to read: Please use the following VMS code: Initial Training: TMN Initial Training Hours