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.

Getting Friendly with Fungi Presentation - Food, Drinks, and Fun(gi)!

Explore the fascinating world of the kingdom Fungi with amateur mycologist Joanne Schwartz. We’ll start by exploring what fungi are and how they are connected to other life forms. Oaks, pines, orchids and many more plants are dependent on fungal associations. Joanne will describe methods for locating and identifying wild mushrooms in Orange County and beyond. Enjoy fungi themed appetizers and cocktails!

When: February 6, 2025, 7:00 pm – 8:30 pm
Where: Canyon House
Information: Available Spaces: 59 (out of 75)
  • General Admission (21 and older): $20.00
RSVP

Trail Clearing & Weeding

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.)

When: February 8, 2025, 8:00 am – 11:00 am
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 14 (out of 20)
  • Volunteers: Free
RSVP

Winter Flora, Fauna, & Fungi Walk

Explore the plants, birds, bugs, and fungi of winter on a walk led by two incredible guest leaders, Joanne Schwartz and Bob Allen. Visit the Mother Oak, the oldest oak tree on the habitat reserve which supports many flora, fauna, and fungi throughout the wintertime.

Interpretation Level: High
Difficulty Level: Easy
Ages: 16 and up

More about our Guest Leaders:

Joanne Schwartz is a very avid, amateur mycologist who has studied fungi since the 1960’s. She has collected and photographed fungi throughout the new and old world and has participated in field studies in Japan, Peru, Ecuador and Bolivia as well as the Redwoods and islands of coastal California, the Sierra, Wyoming, Montana … everywhere she goes! Always searching for fungi to study, photograph and identify, Joanne is often found looking down while hiking. She is also an eager mycophagist (fungi-eater) and prepares wild fungi for tasting and for the dinner table whenever possible. Joanne served on the Board of the Fungal Diversity Survey (FunDiS) which empowers Citizen Scientists to study (document, voucher and sequence) fungi in their local areas. She has received funding for fungal DNA sequencing projects here in Orange County and on the Channel Islands.

Bob Allen is an adjunct professor of biology at Santiago Canyon College and Orange Coast College. He is a Research Associate in Entomology at the Natural History Museum of Los Angeles County, and at the California [Rancho Santa Ana] Botanic Garden. He is also an author of, Wildflowers of Orange County and the Santa Ana Mountains: occnps.org/wildflower-book.html

Please note: participants must be registered or on the wait list by 4:00 pm on Friday, February 7.

When: February 9, 2025, 9:00 am – 12:00 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 2 (out of 20)
  • Adult (16 and over only): $15.00
RSVP

Reading with Rosy the Snake

Join Rosy the snake 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: February 11, 2025, 9:00 am – 10:00 am
Where: Ranch Camp, Rienda
Information: Available Spaces: 15 (out of 20)
  • Adult: Free
  • Child: Free
RSVP

Coffee, Tea, and the Birds

Calling Rancho Mission Viejo resident bird watchers of all levels - beginner to expert! We invite you to migrate over for a morning of bird watching on the Watermelon Trail as we offer you hot tea or coffee. This easy trail winds through grasslands lined with oak and sycamore trees. It is an old Ranch road that runs parallel to San Juan Creek. Observe on your own, or with staff and volunteers.

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

Ages: 12 and up

When: February 13, 2025, 9:00 am – 11:00 am
Where: Watermelon Field Trail
Information: Available Spaces: 17 (out of 20)
  • Adult: Free
  • Child (12 - 17): 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: February 15, 2025, 9:00 am – 10:30 am
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 20 (out of 25)
  • Volunteer: 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: February 22, 2025, 7:00 pm – 9:00 pm
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 20 (out of 30)
  • Adult: $10.00
  • Child (8-17): $5.00
  • Supporter: Free
RSVP

Shooting Stars Wildflower Walk

Local wildflower expert, Bob Allen, will lead an exploration of The Nature Reserve looking for early wildflowers like the Padre Shooting Star. Learn to identify blooms and savor the smells, sights, sounds and breathtaking beauty of winter.

Interpretation Level: High
Difficulty Level: Easy-Moderate
Ages: 10 and up

Please note: participants must be registered or on the wait list by 4:00pm, February 21.

When: February 22, 2025, 8:00 am – 11:00 am
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 22 (out of 25)
  • Adult: $15.00
  • Child: $5.00
  • Supporter: Free
RSVP

Trail Clearing & Weeding

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.)

When: March 8, 2025, 8:00 am – 11:00 am
Where: The Richard and Donna O'Neill Conservancy
Information: Available Spaces: 19 (out of 20)
  • Volunteers: 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: March 12, 2025, 7:00 pm – 8:30 pm
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: Free
RSVP

Leprechaun Hunt: 10:00am - 11:30am

Bring the “wee-ones” out for a morning in pursuit of the mischievous Irish fairy - the Leprechaun. Learn about the Irish history of Rancho Mission Viejo, play games, make and take a St. Patrick's day themed craft, and go on a search for a leprechaun.

Interpretation Level: High
Difficulty Level: Easy
Ages: All. Activities geared for ages 5 and up.
Cost: $5.00/person

Please note: registration closes at 4:00 pm on Friday, March 14.

When: March 15, 2025, 10:00 am – 11:30 am
Where: The Nature Reserve at Rancho Mission Viejo Headquarters
Information: Available Spaces: 25
  • Adult Admission: $5.00
  • Child Admission: $5.00
  • Supporter: Free
RSVP

Leprechaun Hunt: 1:00pm - 2:30pm

Bring the “wee-ones” out for a morning in pursuit of the mischievous Irish fairy - the Leprechaun. Learn about the Irish history of Rancho Mission Viejo, play games, make and take a St. Patrick's day themed craft, and go on a search for a leprechaun.

Interpretation Level: High
Difficulty Level: Easy
Ages: All. Activities geared for ages 5 and up.
Cost: $5.00/person

Please note: registration closes at 4:00 pm on Friday, March 14.

When: March 15, 2025, 1:00 pm – 2:30 pm
Where: The Nature Reserve at Rancho Mission Viejo Headquarters
Information: Available Spaces: 25
  • Adult Admission: $5.00
  • Child Admission: $5.00
  • 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: June 7, 2025, 9:00 am – 10:30 am
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: 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: July 9, 2025, 9:00 am – 10:30 am
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: 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: August 16, 2025, 7:00 pm – 8:30 pm
Where: Ranch House in Rancho Mission Viejo
Information: Available Spaces: 25
  • Volunteer: Free
RSVP

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