Calendar

Programs are open to the general public, groups, & Reserve supporters.

All events specify a minimum age for participation.

  • Eight (8) is the minimum age for most Reserve events.
  • Some events require participants to be ages 12 & up.
  • FAMILY events welcome children aged 6 & up.
  • Refer to specific event listing for details.
  • Be sure to review our age limit policy.

Pre-registration required for all programs.

  • Contact us for large groups or to arrange a special group outing.
  • Your registration enables us to contact you about program changes or cancellations. Please see our policy on Cancellations and Refunds.
  • All visitors to The Reserve must present a signed release waiver upon entry to the property. Families may submit a single form, as long as all entrants are identified on the form. Waivers are also available at the event.

Annual Fire Watch Training

Help out your community by becoming a South Orange County Fire Watch volunteer!

Offered only once a year, this training is the first step to join our fire watch team. The session will focus on: understanding basic fire behavior, identifying signs of wildfire, dealing with suspect behavior, providing useful fire information, and contacting proper fire authorities.

Fire Watch Volunteer FAQ's

Ages: 18 and up

Participants must be registered or on the waitlist by 4:00 pm on Tuesday, August 18.

When: August 19, 2026, 6:00 pm – 8:00 pm
Where: Ladera Ranch Fire Station 58
Information: Available Spaces: 0

Partial Lunar Eclipse Viewing Event

Join us on this special night to view a partial lunar eclipse. The dark skies above The Nature Reserve provide an ideal spot to view this special celestial occasion. Astronomers from The Orange County Astronomers will have telescopes available for viewing. There will also be binoculars to borrow.

We'll also have space themed snacks and drinks, as well as lunar crafts and activities for kids. Bring blankets and chairs for sitting on the grass and enjoying the evening. This event will occur regardless of lunar eclipse visibility.

Interpretation Level: High
Difficulty Level: Easy
Ages: 8 and up

Please note: participants must be registered or on the wait list by 4:00 pm on Tuesday, August 26.

When: August 27, 2026, 7:30 pm – 9:30 pm
Where: The Nature Reserve at Rancho Mission Viejo Headquarters
Information: Available Spaces: 6 (out of 37)
  • Adult: $15.00
  • Child (8-17): $10.00
RSVP

Volunteer Orientation and Training

Please join us for Volunteer Orientation and Training!

This fun and informational orientation is the first step in joining us as an official Nature Reserve Volunteer. Learn about The Nature Reserve's history, philosophy and mission, as well as skills for working with the public. Meet other volunteers and learn how you can help preserve Nature Reserve lands through conservation and education.

 Ages: Adult, 18 and up

Thank you for expressing interest in volunteering for The Nature Reserve at Rancho Mission Viejo.

When: August 29, 2026, 9:00 am – 10:30 am
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 20 (out of 25)
  • Volunteer: Free
RSVP

Reading with Reptiles

Join Rosy the snake and Buckwheat the tortoise for a fun morning at The Nature House. We'll be reading a nature-themed book, playing games, and exploring the Nature House at Ranch Camp.

Ages: All (Recommended 3-5) w/accompanying adult

When: September 1, 2026, 9:00 am – 9:45 am
Where: Ranch Camp, Rienda
Information: Available Spaces: 13 (out of 25)
  • Adult: Free
  • Child: Free
RSVP

Presentation: Tarantulas and Other Many-Legged Critters of the Night

Join us for a family-friendly presentation with guest speaker, Bob Allen, for an evening of photographs, stories, and specimens of tarantulas, other spiders, and night-time insects of Orange County.

Ages: 8 and up

When: September 9, 2026, 7:00 pm – 8:30 pm
Where: Guest House in Rancho Mission Viejo
Information: Available Spaces: 65

Tarantulas and Other Many-Legged Critters of the Night Walk

Join guest leader, Bob Allen, to get up close and personal with tarantulas and other arthropods! We'll be on the lookout for male tarantulas making their annual late summer search for females.  We will also look for trap-door spiders and other critters of the evening.

This event will partially take place alongside a private road overlooking oak groves, grasslands and more. Participants will initially drive on the road from site to site to look for tarantulas and other  many-legged critters and later take a stroll on a trail to view them.

Interpretation Level: High
Difficulty Level: Moderate
Ages: 8 and up

Please note: participants must be registered or on the wait list by 4:00 pm on Friday, September 5.

When: September 12, 2026, 6:00 pm – 8:00 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 16 (out of 20)
  • Adult: $15.00
  • Child: $10.00
  • Supporter: Free
RSVP

Volunteer Orientation and Training

Please join us for Volunteer Orientation and Training!

This fun and informational orientation is the first step in joining us as an official Nature Reserve Volunteer. Learn about The Nature Reserve's history, philosophy and mission, as well as skills for working with the public. Meet other volunteers and learn how you can help preserve Nature Reserve lands through conservation and education.

 Ages: Adult, 18 and up

Thank you for expressing interest in volunteering for The Nature Reserve at Rancho Mission Viejo.

When: September 16, 2026, 7:00 pm – 8:30 pm
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: Free
RSVP

Trail Stewardship

Volunteer to spend a few hours in beautiful surroundings helping The Nature Reserve. Join the crew dedicated to protecting our native ecosystems by clearing trails, restoring habitats, and eliminating weeds. Volunteer efforts make an impact! (BRING: Work gloves if you have them).

Interpretation Level: Low
Difficulty Level: Moderate
Ages: 10 and up (Volunteers under the age of 16 years must be accompanied by an adult.)

Participants must be registered or on the waitlist by Friday, September 18 at 4:00 pm.

When: September 19, 2026, 8:00 am – 11:00 am
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 19 (out of 21)
  • Volunteer (Age 10 and up): Free
RSVP

Coffee, Tea, and the Birds

Calling bird watchers of all levels - beginners to expert! We invite you to migrate over for a morning of bird watching at The Nature Reserve Headquarters, as we offer you hot tea or coffee. Observe on your own, or with staff and volunteers.

Complimentary tea and coffee provided. Please bring your own reusable mug.

Ages: 12 and up

Participants must be registered or on the wait list by Wednesday, September 23 at 4:00 pm.

When: September 24, 2026, 8:00 am – 10:30 am
Where: The Nature Reserve at Rancho Mission Viejo Headquarters
Information: Available Spaces: 24 (out of 25)
  • Adult: Free
  • Child (12 - 17): Free
RSVP

Call of the Wild Night Walk

Hoots, howls and other cries in the night are what we'll be listening for on this nighttime adventure on The Nature Reserve. Enjoy a night hike, as we learn about nocturnal animals and listen for the calls of the wild.

Interpretation Level:  High
Difficulty Level: Easy-moderate
Ages: 8 and up

Please Note: Registration for this event closes on Friday, September 25 at 4:00pm.

When: September 26, 2026, 7:00 pm – 9:00 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 20
  • Adult: $15.00
  • Child: $10.00
  • Supporter: Free
RSVP

Sendero Fire Watch Deployment: 10AM - 12PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Sendero Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Sendero Fire Watch Deployment: 12PM - 2PM Shift

When: October 1, 2026, 12:00 pm – 2:00 pm
Where: Sendero Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Sendero Fire Watch Deployment: 2PM - 4PM Shift

When: October 1, 2026, 2:00 pm – 4:00 pm
Where: Sendero Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Esencia Fire Watch Deployment: 10AM - 12PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Esencia Fire Watch Deployment: 12PM - 2PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Esencia Fire Watch Deployment: 2PM - 4PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Talega Fire Watch Deployment: 2PM - 4PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Talega Fire Watch Deployment: 12PM - 2PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Talega Fire Watch Deployment: 10AM - 12PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Cox Sports Park Fire Watch Deployment: 10AM - 12PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Cox Sports Park Fire Watch Deployment: 12PM - 2PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Cox Sports Park Fire Watch Deployment: 2PM - 4PM Shift

When: October 1, 2026, 10:00 am – 12:00 pm
Where: Esencia Fire Watch Location
Information: Available Spaces: 2
  • 10AM - 12PM Shift: Free
RSVP

Reading with Reptiles

Join Rosy the snake and Buckwheat the tortoise for a fun morning at The Nature House. We'll be reading a nature-themed book, playing games, and exploring the Nature House at Ranch Camp.

Ages: All (Recommended 3-5) w/accompanying adult

When: October 6, 2026, 9:00 am – 9:45 am
Where: Ranch Camp, Rienda
Information: Available Spaces: 25
  • Adult: Free
  • Child: Free
RSVP

Astronomy Night

Enjoy an evening outdoors, as you gaze into the night sky, learn the constellations, and peer through the telescopes of our guest astronomers. The Nature Reserve astronomers are all volunteers who enthusiastically share their telescopes and expert sky knowledge with you. (What to bring: warm clothing, flashlight with red cellophane/lens to reduce light pollution, binoculars, optional beach chair.)

Interpretation Level: High
Difficulty Level: Easy
Ages: 8 and up

 

When: October 10, 2026, 7:30 pm – 9:30 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 30
  • Adult: $15.00
  • Child (8-17): $10.00
RSVP

Geology on the Rocks - Science, Discussion, and Libations

From the Jurassic to the Pleistocene, join geologist Aron Taylor on a journey through Rancho Mission Viejo’s spectacular geologic history. This special evening includes a meet and greet with our speaker and a look at the unique geological features of historic Rancho Mission Viejo lands. 

Enjoy geology themed cocktails, beer, wine, and small bites. Admission includes one drink ticket and food. Additional drinks can be purchased. Non-alcoholic beverages options will be available. This is for adults 21 years of age and older.

Registration closes October 27 at 4:00pm.

 

When: October 28, 2026, 7:00 pm – 8:30 pm
Where: Canyon House
Information: Available Spaces: 60
  • Adult (21 and older): $20.00
RSVP

Astronomy Night

Enjoy an evening outdoors, as you gaze into the night sky, learn the constellations, and peer through the telescopes of our guest astronomers. The Nature Reserve astronomers are all volunteers who enthusiastically share their telescopes and expert sky knowledge with you. (What to bring: warm clothing, flashlight with red cellophane/lens to reduce light pollution, binoculars, optional beach chair.)

Interpretation Level: High
Difficulty Level: Easy
Ages: 8 and up

 

When: November 7, 2026, 7:00 pm – 9:00 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 30
  • Adult: $15.00
  • Child (8-17): $10.00
RSVP

Volunteer Orientation and Training

Please join us for Volunteer Orientation and Training!

This fun and informational orientation is the first step in joining us as an official Nature Reserve Volunteer. Learn about The Nature Reserve's history, philosophy and mission, as well as skills for working with the public. Meet other volunteers and learn how you can help preserve Nature Reserve lands through conservation and education.

 Ages: Adult, 18 and up

Thank you for expressing interest in volunteering for The Nature Reserve at Rancho Mission Viejo.

When: November 18, 2026, 7:00 pm – 8:30 pm
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: Free
RSVP

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