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 562 Events

Tuesday, April 22, 2025

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 Ranch Open Space, 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:
Tue, 04/22/2025
Time:
6:00 pm - 7:30 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
12
Spaces Left:
Registration for this event opens at 8:00am on 04/07/2025
More Information  

Nature Journaling on Earth Day

Interpretive
Nature Journaling on Earth Day

Nature journaling is a wonderful tool for nature observations, creating lasting memories, and making deeper connections with nature. Build upon your own sense of place to maximize mindfulness and relaxation. Each session will cover the basics of art theory and practices, journal anatomy, and immersing your senses in the wonders of nature.

Bring a nature journal and your own art materials such as pencils, pens, or watercolors. A portable chair is recommended along with sun protection, water, and snacks. Be prepared to move along the trail a short distance and sit to document the beauty around you.

Nature Journaling on Earth Day
Date:
Tue, 04/22/2025
Time:
6:00 pm - 7:30 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
1
Distance:
2.5 miles
Minimum Age:
11
Spaces Left:
Registration for this event opens at 8:00am on 04/07/2025
More Information  

Wednesday, April 23, 2025

Early Morning Distance Hike to Mini Moab: Fremont Canyon

Hiking & Fitness
Early Morning Distance Hike to Mini Moab: Fremont Canyon

Join us on this epic hike to Mini Moab. We’ll hike from the bottom of Fremont Canyon to the bold, sandstone outcrops marking the ridgeline locally known as “Mini Moab.” This extremely challenging out-and-back hike is for experienced, physically fit distance hikers. We climb steeply along ranch roads past an abandoned coal mine, the Fremont Weather Station, remnants of a rare stand of Tecate cypress, and Lizard Rock. Less than a mile after entering the Coal Canyon Ecological Reserve, we reach our destination. The view from Mini Moab is nothing short of spectacular! After a break for snacks and to enjoy the view, we’ll retrace our steps back to the Fremont Staging Area.

Early Morning Distance Hike to Mini Moab: Fremont Canyon
Date:
Wed, 04/23/2025
Time:
7:00 am - 1:30 pm
Where:
Fremont Canyon Nature Preserve
Difficulty Rating:
5
Distance:
14 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/08/2025
More Information  

After Work Cardio Hike in Limestone Canyon – Dripping Springs

Hiking & Fitness
After Work Cardio Hike in Limestone Canyon - Dripping Springs

Leave the weekday chaos behind and dive into the peaceful beauty of OC Parks’ Limestone Canyon with a visit to Dripping Springs with our energizing after-work cardio hike. Forget about the day’s worries as we trek through stunning landscapes, breathing in the fresh air and taking in the scenic views. Come along for a journey through winding paths and picturesque vistas, where we can recharge and refresh ourselves in the tranquility of nature.

After Work Cardio Hike in Limestone Canyon - Dripping Springs
Date:
Wed, 04/23/2025
Time:
5:30 pm - 8:00 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
8 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/08/2025
More Information  

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, 04/23/2025
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 04/08/2025
More Information  

Thursday, April 24, 2025

Thursday Morning Trek: Bommer Canyon

Hiking & Fitness
Thursday Morning Trek: Bommer Canyon

This week in the Irvine Open Space Preserve, we’ll be in Bommer Canyon, once part of the historic Irvine cattle ranch where corrals and ranch equipment still stand. The hike is a seven-mile loop with some climbing but rewards you with fantastic views overlooking the ocean and many Irvine locales. Please bring water, a trail snack, sunscreen, a hat, and any other necessary equipment to keep you safe on the trail. Get your boots out and register to hike the loop through the Laguna Coast Wilderness and back to Cattle Camp.

Thursday Morning Trek: Bommer Canyon
Date:
Thu, 04/24/2025
Time:
7:30 am - 11:00 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
4
Distance:
7 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 8:00am on 04/09/2025
More Information  

Fitness Hike – Laguna Ridge at Willow

Hiking & Fitness
Fitness Hike - Laguna Ridge at 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, fast paced 6-mile hike over steep and uneven terrain with a 1,150-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 - Laguna Ridge at Willow
Date:
Thu, 04/24/2025
Time:
8:30 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
4
Minimum Age:
16
More Information  

OC Public Library and IRC Nature Storytime Series: Native Plants and Animals on the Irvine Ranch Landmarks

Interpretive
OC Public Library and IRC Nature Storytime Series: Native Plants and Animals on the Irvine Ranch Landmarks

Nature Storytime Experience for Kids and Families

This collaboration between OC Public Libraries and Irvine Ranch Conservancy is an exciting nature experience for the community to learn more about the natural environment surrounding Orange County.

The in-person live discussion includes storybooks, activities, and a craft we begin together.

The Nature Storytime series is about native plants and animals on the Irvine Ranch Landmarks. During this session, we will explore the local native flowers found in the Irvine Ranch Open Space in Orange County.

OC Public Library and IRC Nature Storytime Series: Native Plants and Animals on the Irvine Ranch Landmarks
Date:
Thu, 04/24/2025
Time:
11:30 am - 12:30 pm
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
1
Distance:
0.5 miles
Minimum Age:
All Ages
Family Friendly:
Yes
More Information  

Moving with Nature in Mind – Yoga at the Farm

Hiking & Fitness
Moving with Nature in Mind - Yoga at the Farm

Join us at our beautiful Native Seed Farm for an all-levels Vinyasa yoga class. This one-hour outdoor yoga class will incorporate both static posture holds and a dynamic sequence of asanas, flowing from one pose to the next, while connecting breath with movement. The practice will include options for modifications, proper alignments and breathing techniques. Increase balance, flexibility, strength, and mental clarity while reducing tension and stress.

Please bring water, a yoga mat, a large towel (optional) to place under your mat, wear athletic clothing, and bring appropriate clothing layers and sun protection for the weather.

Moving with Nature in Mind - Yoga at the Farm
Date:
Thu, 04/24/2025
Time:
5:00 pm - 6:15 pm
Where:
Native Seed Farm OCP
Difficulty Rating:
1
Minimum Age:
15
Spaces Left:
Registration for this event opens at 8:00am on 04/09/2025
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, 04/24/2025
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 04/09/2025
More Information  

Friday, April 25, 2025

Early Morning Hike to The Sinks: Limestone Canyon

Hiking & Fitness
Early Morning Hike to The Sinks: Limestone Canyon

Come along with us on this morning hike through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. You’ll be rewarded with a spectacular view of The Sinks as well as sweeping views of Orange County and the Santa Ana Mountains. This hike involves steep climbs and descents on both double and single-track trails.

Early Morning Hike to The Sinks: Limestone Canyon
Date:
Fri, 04/25/2025
Time:
7:00 am - 11:00 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
5
Distance:
10 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/10/2025
More Information  

Fourth Friday Habitat Restoration in Buck Gully

Stewardship
Fourth Friday Habitat Restoration in Buck Gully

Birds and other wildlife need healthy habitat to thrive. Simple things like planting native plants or removing non-native plants can greatly improve habitat for wildlife. You can be part of that positive impact while enjoying the beauty of Buck Gully near Newport Beach. Come help us with a variety of activities ranging from seed collection to weeding invasive plants.

This activity takes place on sloped terrain and sturdy hiking boots are highly recommended. All training, tools, and gloves will be provided to ensure your safety and comfort. Rattlesnakes are occasionally seen here and generally avoid people, but protective gear will be provided.

Fourth Friday Habitat Restoration in Buck Gully
Date:
Fri, 04/25/2025
Time:
8:00 am - 11:00 am
Where:
Buck Gully Reserve
Difficulty Rating:
3
Distance:
0 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/10/2025
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 Spring? 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, 04/25/2025
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 04/10/2025
More Information  

Spring Morning Fitness Hike with Yoga at Bommer Cattle Camp

Hiking & Fitness
Spring Morning Fitness Hike with Yoga at Bommer Cattle Camp

Join us for a five-mile moderate fitness hike (averaging about 3 mph) with rolling hills before experiencing yoga the Cattle Camp. This historic old west setting connects us with the history of The Irvine Ranch and the barn’s outdoor stage is perfect for yoga. The hike is highlighted with beautiful views of the canyon and the yoga is suitable for those with little or no experience, focused on hips, legs and core. Our focus on breath calms the nervous system and has a positive effect on mental, emotional and physical health. If you have never been to the Cattle Camp before you will be surprised how connected you feel to the cowboys that worked on this land. Please bring water, a yoga mat plus a large beach towel and wear shoes appropriate for hiking.

Spring Morning Fitness Hike with Yoga at Bommer Cattle Camp
Date:
Fri, 04/25/2025
Time:
8:00 am - 11:00 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Distance:
5 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/10/2025
More Information  

Seasonal Science Series: Spring Social Butterfly Habitat Enhancement

Interpretive
Seasonal Science Series: Spring Social Butterfly Habitat Enhancement

Join us for a slow-paced interpretive hike related to current IRC projects focused on research, monitoring, and conservation.  The series will rotate through the landscape based on the season and projects.

For this series, we will spend the spring morning hiking along beautiful Limestone Canyon where we will focus on the butterflies in Limestone Canyon, and the newly created butterfly habitat plots.  These plots were seeded and planted with a variety of both host and nectar plants to aid the documented, declining population of butterflies in the canyon. We will hike through Limestone canyon plot by plot, and up to Dripping Springs, a natural water source dripping out of an earthquake fault and down a gorgeous fern-covered rock face.

Seasonal Science Series: Spring Social Butterfly Habitat Enhancement
Date:
Fri, 04/25/2025
Time:
9:00 am - 12:30 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 04/10/2025
More Information  

Baker Canyon Equestrian Ride in Black Star Wilderness Area

Equestrian
Baker Canyon Equestrian Ride in Black Star Wilderness Area

Take a leisurely equestrian ride through beautiful Baker Canyon in the Black Star Wilderness Area, home of oak woodlands, grasslands, and coastal sage scrub.  View evidence of the old ranch days when cattle once roamed the area and see some of the wildflowers that are native to our area.  You will gain amazing views of the local canyons and Irvine Lake.

Baker Canyon Equestrian Ride in Black Star Wilderness Area
Date:
Fri, 04/25/2025
Time:
10:00 am - 1:00 pm
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
3
Distance:
3 miles
Minimum Age:
11
Spaces Left:
Registration for this event opens at 12:00am on 04/10/2025
More Information  

Wild Tales

Interpretive
Wild Tales

Spending time outside is one of the best ways to nurture curiosity and instill a love of the natural world. Bring your young ones and join OC Parks staff to learn all about the Newport Back Bay.

Our Wild Tales program is offered every Friday from 10:00-11:00am and includes a story time, an age-appropriate hike, and a themed craft. Each week will focus on a different topic that encourages young ones to learn about the outdoors.

The program begins at the Peter and Mary Muth Interpretive Center. Program content is tailored for the preschool level (ages 2-5), but all are welcome to attend. Minors under age 18 must be accompanied by an adult guardian. Please wear comfortable attire and closed-toe shoes.

Advance registration is recommended. Program and parking are free.

Adverse weather conditions may move the program indoors or cancel it.

Wild Tales
Date:
Fri, 04/25/2025
Time:
10:00 am - 11:00 am
Where:
Upper Newport Bay
Difficulty Rating:
1
Minimum Age:
All Ages
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 6:00am on 04/11/2025
More Information  

Jr. Ranger Adventure: Irvine Regional Park

Interpretive
Jr. Ranger Adventure: Irvine Regional Park

The OC Parks Jr. Ranger Program encourages park guests to explore the outdoor world within OC Parks by developing a sense of belonging, becoming a part of nature and feeling empowered to be stewards of Orange County’s natural and cultural resources.

Participants will explore Irvine Regional Park, complete activities and take the OC Parks Jr. Ranger Oath to earn a unique Jr. Ranger badge. This program will begin outside the Nature Center.

This program is designed for ages 7 to 12, but all are welcome.

Minors must be accompanied by a parent or guardian during the program. Sunscreen, sturdy footwear and water are recommended.

The program is free and parking is $3 on weekdays. Inclement weather will cancel the program.

Advance registration is required.

For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.

Jr. Ranger Adventure: Irvine Regional Park
Date:
Fri, 04/25/2025
Time:
3:30 pm - 5:00 pm
Where:
Irvine Regional Park
Difficulty Rating:
1
Minimum Age:
All Ages
Spaces Left:
Registration for this event opens at 12:00am on 04/11/2025
More Information  

Hangman’s Tree Monument Hike: Orchard Hills

Hiking & Fitness
Hangman's Tree Monument Hike: Orchard Hills

Join us for a challenging and beautiful adventure as we hike to the Hangman’s Tree Monument on Loma Ridge. Hike distance is 6 miles and affords fantastic views along the way, spanning the Pacific coastline, San Gabriel peaks and the Santa Ana Mountains. Several very steep climbs and descents are part of this route. We’ll accumulate almost 1800 feet of climbing elevation.

Hangman's Tree Monument Hike: Orchard Hills
Date:
Fri, 04/25/2025
Time:
4:30 pm - 7:30 pm
Where:
Orchard Hills
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/10/2025
More Information  

Saturday, April 26, 2025

Advanced Cardio Hike: Red Rock Wilderness

Hiking & Fitness
Advanced Cardio Hike: Red Rock Wilderness

Join us for a strenuous, extremely challenging, fast-paced, early morning cardio hike in Red Rock Wilderness part of OC Parks’ Irvine Ranch Open Space. Along the way we’ll be rewarded with panoramic views and possible wildlife sightings.  This is an 9-mile cardio hike, completed in 2.5+ hours, includes a 1000+ foot elevation change. This hike is for experienced, physically fit hikers who enjoy the challenge of multiple steep climbs and descents. This hike is much faster than a regular walking hike. We average four (4) miles per hour, fast-paced and is extremely difficult over steep terrain in the wilderness setting.

Advanced Cardio Hike: Red Rock Wilderness
Date:
Sat, 04/26/2025
Time:
6:30 am - 9:00 am
Where:
Red Rock Wilderness
Difficulty Rating:
5
Distance:
9 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 04/11/2025
More Information  
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