Activities and Programs

The activities below are offered by a variety of organizations and their dedicated volunteers. All programs are FREE unless noted below. Programs led by IRC-Certified Volunteers require pre-registration, which closes at 4 p.m. on the day prior to the event.  No walk-up registrations will be permitted for these events. For policies of other organizations, please use the sign-up information provided. For mobility device policies click here.

Irvine Ranch Conservancy is committed to providing a safe and respectful environment for all participants, volunteers, and employees. Certain offensive behaviors, including problematic language or attacks based on race, color, religion, national origin, sex, sexual orientation, gender identity or expression, age, disability, or veteran status will not be tolerated. Participating in certain offensive behaviors may lead to dismissal from activities.
    Note: Minors must be accompanied by a parent or guardian for these events. For programs requiring online registration, each adult and child must be registered.

Need help? For the fastest answers, look for organization-specific contact information in each event listing (click More Information for full listing). If no contact information is listed, email info@irconservancy.org for assistance.

Updated Difficulty Ratings: The Hiking and Fitness Difficulty Ratings have been updated to reflect our current activities. Please click below to read the ratings.

Click here to learn more about IRC-Certified Volunteers.    •   Click here to learn more about the Difficulty Ratings.

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Found 543 Events

Wednesday, September 17, 2025

After Work Fitness Hike on Paved Hicks Haul Road

Hiking & Fitness
After Work Fitness Hike on Paved Hicks Haul Road

Join us every Wednesday night in OC Parks’ Irvine Ranch Open Space for a fitness-focused hike on the paved Hicks Haul Road. During the spring, summer and fall, hikers will enjoy wonderful sunset views and a panoramic overview of Orange County. This hike travels about 3.5 miles, up to the top of Loma Ridge and back down. The hike is conducted at an average of 3-3.5 miles per hour, but you may travel a bit faster or slower, at a walk, run, or jog depending on your comfort level. Most participants finish the route in about 1 hour. Because of the paved surface of the road, you may wear regular running or walking shoes. Trail shoes are fine, but not required. Please bring adequate water.

After Work Fitness Hike on Paved Hicks Haul Road
Date:
Wed, 09/17/2025
Time:
6:00 pm - 7:30 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 8:00am on 09/02/2025
More Information  

Thursday, September 18, 2025

Thursday Morning Trek: Agua Chinon and The Sinks

Hiking & Fitness
Thursday Morning Trek: Agua Chinon and The Sinks

Come out and join us on a breathtaking hike from the Irvine Open Space Preserve into OC Parks’ Limestone Canyon Nature Preserve. This week’s docent-led hike begins in the Agua Chinon wash, continues to The Sinks, and may include a side trip to Box Springs, a natural year-round source of fresh water.

Maximum distance is just short of 8 miles, with some sustained climbing in one section. Participants must wear sturdy, closed-toe hiking shoes. Remember to pack plenty of water, sunscreen, a hat, and all other necessary equipment to keep you safe on the trail. This activity originates in the City of Irvine and travels into OC Parks’ Irvine Ranch Open Space.

Thursday Morning Trek: Agua Chinon and The Sinks
Date:
Thu, 09/18/2025
Time:
7:00 am - 10:30 am
Where:
Irvine Open Space Preserve
Difficulty Rating:
4
Distance:
8 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 12:00am on 09/03/2025
More Information  

Butterfly Series: Limestone Canyon Butterfly Habitat Islands

Stewardship
Butterfly Series: Limestone Canyon Butterfly Habitat Islands

Spend your morning helping to remove weeds and rebuild berms within the butterfly habitat islands in Limestone. With your help we will be able to maintain “islands” of host and nectar plants for butterflies in decline in Limestone Canyon. You will be transported from via a safari style truck from butterfly island to butterfly island through a beautiful oak woodland.

Butterfly Series: Limestone Canyon Butterfly Habitat Islands
Date:
Thu, 09/18/2025
Time:
8:30 am - 11:30 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
2
Distance:
2 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 09/03/2025
More Information  

Fitness Hike – Willow

Hiking & Fitness
Fitness Hike - Willow

Please be aware this is a Fitness Hike and not for beginners; the pace is approximately a 19-minute mile. Join Laguna Canyon Foundation Volunteers to raise your heart rate and your spirits on this strenuous, moderately paced, 6.2-mile hike over steep and uneven terrain with a 850-ft. elevation gain.

Age: 16 or older. Participants under 18 must be accompanied by a parent or guardian.

Location: Willow Staging Area, Laguna Coast Wilderness Park (West side of Laguna Canyon Rd/SR-133, just south of El Toro Road).

Parking: $3/car at Willow Staging Area parking lot. Parking is limited, carpooling is encouraged.

Difficulty Rating: 4/5

Materials: Participants must bring plenty of water, closed-toed hiking shoes, and sun protection. Hiking poles are recommended.

Safety precautions and protocols:

Advanced registration required. Every individual, including children, must be registered. Register here.
Group sizes are minimized for safety purposes. For group registrations or questions please email volunteer@lagunacanyon.org
Participants must individually sign a waiver at the beginning of the program. For participants under 18, a parent or guardian must sign the waiver.
To protect all employees, volunteers, and participants, please do not attend if you are not feeling well, have symptoms of illness or have been in contact with someone who was ill.
Contact volunteer@lagunacanyon.org with any questions.

Weather, including high temperatures and wet or muddy trail conditions, may lead to cancellation of this event.

Fitness Hike - Willow
Date:
Thu, 09/18/2025
Time:
8:30 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
4
Minimum Age:
16
More Information  

Equestrian Ride: Discover The Natural Wonders Of Weir Canyon

Equestrian
Equestrian Ride: Discover The Natural Wonders Of Weir Canyon

Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, steeped in history and lore, on this morning equestrian ride. The ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyote, bobcat, and many different birds. You will travel the route of the Butterfield Stage and see a monument dedicated to the Mexican ox cart drivers. If time permits, we will climb to the Two Tower vista point to look at distant views. This ride travels on wide trails with several easy to moderate climbs. Equestrians who have trail riding experience and their own fit and able horse are welcome. You will need to transport your horse to the staging area. Owners of unshod horses, please note that footing will include areas of gravel and distances over asphalt pavement. Please bring water on the ride.

Equestrian Ride: Discover The Natural Wonders Of Weir Canyon
Date:
Thu, 09/18/2025
Time:
9:00 am - 1:00 pm
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
3
Distance:
5 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 09/03/2025
More Information  

Evening Hike on Hicks Haul Road

Hiking & Fitness
Evening Hike on Hicks Haul Road

Enjoy an evening hike through stunning rock formations and fragrant native plants as you listen to the sounds of nature. During this hike in the Irvine Open Space Preserve, you may travel at various hiking speeds based on your comfort level.  This out-and-back program travels 3.5 miles round trip up to scenic Loma Ridge and back down. Please bring a red-tinted flashlight as the return portion of the hike may be after sunset.

Evening Hike on Hicks Haul Road
Date:
Thu, 09/18/2025
Time:
6:00 pm - 7:30 pm
Where:
Irvine Open Space Preserve
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
12
Spaces Left:
Registration for this event opens at 8:00am on 09/03/2025
More Information  

Friday, September 19, 2025

Early Morning Hike: Santiago Oaks to Weir

Hiking & Fitness
Early Morning Hike: Santiago Oaks to Weir

Join us on this beautiful early morning hike passing through Irvine and Santiago Oaks Regional Parks and then crossing into Weir Canyon Nature Preserve, part of Irvine Ranch Open Space. Leaving Santiago Oaks, we drop into lower Weir Canyon, winding our way back to Irvine Regional Park. Distance is around 7 miles with a few steep climbs and descents.

Early Morning Hike: Santiago Oaks to Weir
Date:
Fri, 09/19/2025
Time:
7:00 am - 10:00 am
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
4
Distance:
7 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 09/04/2025
More Information  

Growing Together at the Native Seed Farm

Stewardship
Growing Together at the Native Seed Farm

Looking for a way to give back to Nature this Summer? Come help us behind the scenes at the Irvine Ranch Conservancy’s one-of-a-kind Native Seed Farm in Irvine! Every day at the farm is different; depending on the needs of the farm we will be harvesting seeds from beautiful native plants, planting new seeds in the annual plots, working in our native plant demo garden, or tending to younger seedlings in our nursery.

Working with us at the Native Seed Farm is a great way to grow your community and cultivate knowledge about local plant and wildlife! Absolutely no experience or special equipment required! 

Growing Together at the Native Seed Farm
Date:
Fri, 09/19/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm OCP
Difficulty Rating:
2
Minimum Age:
8
Spaces Left:
Registration for this event opens at 8:00am on 09/04/2025
More Information  

Summer Fitness Hike with Yoga at Newport Coast

Hiking & Fitness
Summer Fitness Hike with Yoga at Newport Coast

After a brief walk from the Community Center, enjoy a 4-mile fitness hike on the Buck Gully Trail to warm up your legs before relaxing into yoga. The yoga is suitable for those with little or no experience and features basic poses centered on the muscles used for hiking, biking and other sports. Our focus on breath calms the nervous system and has positive effects on mental, emotional and physical health. If you have never done a yoga hike before you will be surprised how connected you feel to nature. Please bring water, a yoga mat plus a large beach towel and wear shoes appropriate for hiking.

Summer Fitness Hike with Yoga at Newport Coast
Date:
Fri, 09/19/2025
Time:
8:00 am - 11:00 am
Where:
Buck Gully Reserve
Difficulty Rating:
3
Distance:
5 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 09/04/2025
More Information  

Nature Creativity: Lessons from Nature

Interpretive
Nature Creativity: Lessons from Nature

Slow down and discover what the natural world can teach us. On a guided walk, we’ll explore how trees, rocks, and animals offer quiet lessons about resilience, patience, and change. Then, we’ll create a personal nature token—a small, handmade reminder of the insight that spoke to you most.

Age: 12 or older. Participants under 18 must be accompanied by a parent or guardian.

Location: Nix Nature Center, Laguna Coast Wilderness Park (18751 Laguna Canyon Road, Laguna Beach 92651, East side of Laguna Canyon Rd/SR-133).

Parking: $3/car at Nix Nature Center parking lot. Parking is limited, carpooling is encouraged.

Difficulty Rating: 2/5

Materials: Participants must bring plenty of water, closed-toed shoes, and sun protection.

Safety precautions and protocols:

Advanced registration required. Every individual, including children, must be registered. Register here.
Group sizes are minimized for safety purposes. For group registrations or questions please email volunteer@lagunacanyon.org
Participants must individually sign a waiver at the beginning of the program. For participants under 18, a parent or guardian must sign the waiver.
To protect all employees, volunteers, and participants, please do not attend if you are not feeling well, have symptoms of illness or have been in contact with someone who was ill.
Contact volunteer@lagunacanyon.org or shelbi.richardson@ocparks.com with any questions.

Weather, including high temperatures and wet or muddy trail conditions, may lead to cancellation of this event.

Nature Creativity: Lessons from Nature
Date:
Fri, 09/19/2025
Time:
9:30 am - 11:30 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
12
More Information  

Phone Photo Friday

Interpretive
Interpretive

The best camera is the one you have with you, and for most, that camera is also their cellphone!

If you’ve ever wanted to learn more about the camera you carry with you every day, join us for a beginner’s program to taking better photos with your cell phone. Each session will cover photography theory basics, phone camera settings, editing techniques, with time to practice in the park.

The program will begin outside the Irvine Regional Park Nature Center. Be prepared to hike around and explore the landscape at your leisure.

Children must be accompanied by a parent/guardian during the program and strollers are not recommended. Sun protection, wearing sturdy footwear and bringing water are encouraged. Most importantly, don’t forget your phone!

The program is free and parking is $3 per vehicle.

Walk-ins are welcome, but registration is preferred.

Inclement weather will cancel the program.

For questions, please contact resource specialist Shelly Marshall at shelly.marshall@ocparks.com.

Phone Photo Friday
Date:
Fri, 09/19/2025
Time:
3:00 pm - 4:30 pm
Where:
Irvine Regional Park
Difficulty Rating:
1
Minimum Age:
10
Spaces Left:
Registration for this event opens at 12:00am on 09/05/2025
More Information  

Saturday, September 20, 2025

Growing Together at the Native Seed Farm

Stewardship
Growing Together at the Native Seed Farm

Looking for a way to give back to Nature this Summer? Come help us behind the scenes at the Irvine Ranch Conservancy’s one-of-a-kind Native Seed Farm in Irvine! Every day at the farm is different; depending on the needs of the farm we will be harvesting seeds from beautiful native plants, planting new seeds in the annual plots, working in our native plant demo garden, or tending to younger seedlings in our nursery.

Working with us at the Native Seed Farm is a great way to grow your community and cultivate knowledge about local plant and wildlife! Absolutely no experience or special equipment required! 

Growing Together at the Native Seed Farm
Date:
Sat, 09/20/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm OCP
Difficulty Rating:
2
Minimum Age:
8
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Keep It Wild – Native Plant Nursery – Willow

Stewardship
Keep It Wild – Native Plant Nursery – Willow

Join OC Parks and Laguna Canyon Foundation volunteers in beautiful Laguna Coast Wilderness Park at our native plant nursery as we care for native plants from their seed stage to their mature, ready-to-be planted stage. Volunteers may collect seeds, sow seeds in flats, bump plants up, plant at restoration sites, sterilize plant containers, and generally help maintain the nursery. Gain hands-on experience with habitat restoration while working alongside other zany and interesting plant lovers!

Age: 16 or older. Participants under 18 must be accompanied by a parent or guardian.

Location: Willow Staging Area, Laguna Coast Wilderness Park (west side of Laguna Canyon Rd/SR-133, just south of El Toro Road).

Parking: Free for Native Plant Nursery volunteers! Parking is limited, carpooling is encouraged.

Difficulty Rating: 2/5

Materials: Participants must bring plenty of water, closed-toed shoes, long pants, and sun protection. Gloves and tools are provided.

Safety precautions and protocols:

Advanced registration required. Every individual, including children, must be registered. Register here.
Group sizes are minimized for safety purposes. For group registrations or questions please email volunteer@lagunacanyon.org
Participants must individually sign a waiver at the beginning of the program. For participants under 18, a parent or guardian must sign the waiver.
To protect all employees, volunteers, and participants, please do not attend if you are not feeling well, have symptoms of illness or have been in contact with someone who was ill.
Contact volunteer@lagunacanyon.org with any questions.

Weather, including high temperatures and wet or muddy trail conditions, may lead to cancellation of this event.

Keep It Wild – Native Plant Nursery – Willow
Date:
Sat, 09/20/2025
Time:
8:00 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
16
More Information  

Mountain Bike Clinic: Fundamental Skills

Mountain Biking
Mountain Biking

If you are new to mountain biking and interested in getting started the right way, or if you are an intermediate rider wanting to broaden your existing bike skills, this is the clinic for you!

Class begins with an overview of rider fundamentals: Balance, Body Position, and Wheel Placement. You will learn which is your “Chocolate Foot,” why the mantra ‘Heavy Feet / Light Hands” is essential, and how to “Fly Your Head Like a Cheetah.” Theory will always be followed by a cycle of demonstration, practice and feedback. Difficulty will be tuned for individual participants with levels for Beginner, Experienced, and Challenge. These riding techniques will be taught and practiced at the Mountain Bike Skills Development area.

Mountain Bike Clinic: Fundamental Skills
Date:
Sat, 09/20/2025
Time:
8:00 am - 12:00 pm
Where:
Irvine Open Space Preserve
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
12
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Wilderness Access Day: Bommer Canyon

Special Events
Wilderness Access Day: Bommer Canyon

Enjoy self-guided access in the southern portion of Irvine’s Open Space Preserve. The entire southern Open Space Preserve trail network will be open for self-guided hiking and biking from 8 am to 2 pm. This includes the single-tracks in Shady Canyon and Bommer Canyon that are reserved for guided activities only. Registration is not required for this event, though it is shown on the website. If you need driving directions, please use the online registration to receive a map and instructions for getting to Bommer. The Bommer Canyon Cattle Camp will be available for parking, but please take note that your vehicle must be removed from the Cattle Camp area by 2 pm.

Wilderness Access Day: Bommer Canyon
Date:
Sat, 09/20/2025
Time:
8:00 am - 2:00 pm
Where:
Bommer Canyon Preserve
Difficulty Rating:
Variable
Distance:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Wilderness Access Day: Red Rock Wilderness

Special Events
Wilderness Access Day: Red Rock Wilderness

PRE-REGISTRATION is REQUIRED for this event. 

All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive through the entry gate. You will need the confirmation email for you and your guests to enter the trail system.

Come explore OC Parks’ newest trails at Red Rock Wilderness through this self-guided opportunity.

Located within OC Parks’ Irvine Ranch Open Space, Red Rock Wilderness features more than 8 miles of new trails for hiking, mountain biking and horseback riding along with a scenic overlook that offers 360-degree views of the nearby iconic red rocks, Black Star Canyon Wilderness, Irvine Lake, Santiago Canyon and beyond. Additional 3 miles of multi-use trails within Loma Ridge Nature Preserve, part of OC Parks’ Irvine Ranch Open Space, will also be accessible for hiking, mountain biking and horseback riding. Multiple loop options that vary in distance and range from easy to moderate in difficulty are available for self-guided exploration.

Rain or inclement weather will cancel the program.

Wilderness Access Day: Red Rock Wilderness
Date:
Sat, 09/20/2025
Time:
8:00 am - 2:00 pm
Where:
Red Rock Wilderness
Difficulty Rating:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Wilderness Access Day: Red Rock Wilderness, Equestrian

Equestrian
Wilderness Access Day: Red Rock Wilderness, Equestrian

PRE-REGISTRATION is REQUIRED for this event. 

All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive through the entry gate. You will need the confirmation email for you and your guests to enter the trail system.

Come experience Red Rock Wilderness’ beauty from the back of your horse. Designated trails will be open for self-guided access hiking, biking, and equestrian use during Wilderness Access Day in Red Rock Wilderness. Equestrian riders who have trail riding experience with their own fit and able horse will enjoy the historic ranch roads of days gone by. Take in the awe-inspiring vistas from the mighty ridge tops and drink in the cool canyon shade through the oak grove.

There is limited space for equestrian parking. Riders must also have the ability to transport their horse to the staging area.

Wilderness Access Day: Red Rock Wilderness, Equestrian
Date:
Sat, 09/20/2025
Time:
8:00 am - 2:00 pm
Where:
Red Rock Wilderness
Difficulty Rating:
Variable
Minimum Age:
All Ages
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Wilderness Access Day: Red Rock Wilderness, Equestrian

Special Events
Wilderness Access Day: Red Rock Wilderness, Equestrian

PRE-REGISTRATION is REQUIRED for this event. 

All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive through the entry gate. You will need the confirmation email for you and your guests to enter the trail system.

Come experience Red Rock Wilderness’ beauty from the back of your horse. Designated trails will be open for self-guided access hiking, biking, and equestrian use during Wilderness Access Day in Red Rock Wilderness. Equestrian riders who have trail riding experience with their own fit and able horse will enjoy the historic ranch roads of days gone by. Take in the awe-inspiring vistas from the mighty ridge tops and drink in the cool canyon shade through the oak grove.

There is limited space for equestrian parking. Riders must also have the ability to transport their horse to the staging area.

Wilderness Access Day: Red Rock Wilderness, Equestrian
Date:
Sat, 09/20/2025
Time:
8:00 am - 2:00 pm
Where:
Red Rock Wilderness
Difficulty Rating:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Naturalist Hike at Saddleback Wilderness

Interpretive
Naturalist Hike at Saddleback Wilderness

Join us for a naturalist hike at Saddleback Wilderness with The City of Santa Ana Wilderness Club. The Wilderness Club is a family friendly group (ages 7 and up) which aims to increase community wellness by providing access to local wildlife areas and encouraging ecological awareness. IRC staff will be leading a hike teaching about the native ecosystem and safe hiking practices. Volunteers will be providing necessary support such as managing parking, opening and closing gates, sweeping, and providing additional support.

Naturalist Hike at Saddleback Wilderness
Date:
Sat, 09/20/2025
Time:
8:30 am - 12:00 pm
Where:
Saddleback Wilderness
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
7
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  

Wildflower Walk at the Native Seed Farm

Interpretive
Wildflower Walk at the Native Seed Farm

Join us for a leisurely walk through the Native Seed Farm to see our wildflower plots in bloom. We’ll stick to the hard-pack roads around the fields – bring your camera to take photos or simply enjoy the scenery. You’ll learn about the plants we grow and why we grow them, and see pollinators in action. We’ll finish the activity with a walk around the other fields at the farm so that you can see our grasses, woody plants and perennial forbs up close.

Wildflower Walk at the Native Seed Farm
Date:
Sat, 09/20/2025
Time:
12:00 pm - 1:30 pm
Where:
Native Seed Farm COI
Difficulty Rating:
1
Distance:
1 miles
Minimum Age:
8
Spaces Left:
Registration for this event opens at 8:00am on 09/05/2025
More Information  
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