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.

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

Search & Filter Activities

Found 372 Events

Friday, May 17, 2024

Endangered Species Day: Paint Night

Interpretive
Endangered Species Day: Paint Night

In recognition of Endangered Species Day, join us for a guided painting program to learn more about the threatened and endangered species that call Orange County home.

This fun and engaging program will include a brief talk, followed by a guided painting program. Each participant will paint and take home their own canvas.

No experience required! Participants should wear clothing that they don’t mind getting paint on. Art supplies will be provided.

Advance registration required.

Endangered Species Day: Paint Night
Date:
Fri, 05/17/2024
Time:
6:00 PM - 8:00 PM
Where:
Upper Newport Bay
Difficulty Rating:
1
Minimum Age:
12
Spaces Left:
14 of 15
More Information  

Saturday, May 18, 2024

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:
Sat, 05/18/2024
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 05/03/2024
More Information  

Mountain Bike Clinic: Fundamental Skills

Mountain Biking
Mountain Bike Clinic: Fundamental Skills

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, 05/18/2024
Time:
8:00 AM - 12:00 PM
Where:
Irvine Open Space Preserve
Difficulty Rating:
3
Distance:
2.5 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Native Plant Nursery Volunteer Day – Willow

Stewardship
Native Plant Nursery Volunteer Day – Willow

Join 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 help maintain the nursery. Gain hands-on experience with habitat restoration while working alongside other zany and interesting plant lovers!

Please note the following safety precautions and protocols:

Pre-registration on lagunacanyon.org/events is required for this event. No walk-ups.
Each participant must register individually. For group registration or questions, please email volunteer@lagunacanyon.org.
Group sizes will be minimized for safety purposes.
Participants must be at least 16 years old and those younger than 18 must be accompanied by a parent or guardian. A waiver, provided on arrival, must be signed by each participant at the start of the program.
Please wear long pants, closed- toed shoes and sun protection, and bring water.
In an effort 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.

Location: Laguna Coast Wilderness Park, Willow Canyon Staging Area (west side of Laguna Canyon Rd/SR-133, just south of El Toro Road). You must arrive by 8 am.

Parking: Free for nursery volunteers – a pass will be provided upon arrival. Park and walk up the gravel trail 100 yards to get to the small native plant nursery, just before the trailers.

Please note: Wet or muddy trail conditions may lead to cancellation of this event.

Native Plant Nursery Volunteer Day – Willow
Date:
Sat, 05/18/2024
Time:
8:00 AM - 11:00 AM
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
16
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, 05/18/2024
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 05/03/2024
More Information  

Morning Yoga Hike in Baker Canyon

Hiking & Fitness
Morning Yoga Hike in Baker Canyon

Enjoy a 3+ mile hike and gentle yoga practice in nature. The hike through Baker Canyon, part of OC Parks’ Irvine Ranch Open Space, includes an elevation gain of approximately 500′ and will be a nice warm up for a gentle morning yoga flow under a shaded canopy. Please bring water, your own yoga mat and large beach towel. Mats will not be provided; we will drop mats at secure location while hiking. Closed-toe shoes, water, hats and sunscreen recommended for the hike.

Morning Yoga Hike in Baker Canyon
Date:
Sat, 05/18/2024
Time:
8:30 AM - 11:30 AM
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
3
Distance:
4 miles
Minimum Age:
13
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Fossils are Fun

Interpretive
Fossils are Fun

Come out and enjoy this family-fun activity on the Mesa. We will start with an activity to make your own fossil, then we will take a 2–3-mile hike looking for fossils deposited here in Orange County millions of years ago when Orange County was a sea. A slight elevation gain (200 feet) to start the hike will give incredible views of the surrounding peaks and the red rock cliffs of Black Star Canyon. Wear comfortable shoes, bring water and enjoy an early morning hike in this intriguing region.

Fossils are Fun
Date:
Sat, 05/18/2024
Time:
9:00 AM - 11:30 AM
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
8
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Upper Newport Bay Habitat Stewards

Stewardship
Upper Newport Bay Habitat Stewards

*Please note: Second Sunday is getting a new name and will be shifting to the third Saturday of the month! Upper Newport Bay Habitat Stewards will follow the same format as the Second Sunday program.*

Join Upper Newport Bay Nature Preserve staff and volunteers in enhancing the Bay’s habitat for local wildlife. Activities may include non-native plant removal, planting natives, watering, restoration site maintenance, and trash clean-up.

No experience is necessary; please bring a hat, sunscreen, snacks, refillable water bottle, etc. Water and tools are provided.

Minors ages 16 and younger must have a legal guardian present at all times.

The program and parking are free. Rain will cancel the event.

Advance registration is recommended, especially for larger groups (10+). Walk-ins are welcome but will be accepted based on availability.

Upper Newport Bay Habitat Stewards
Date:
Sat, 05/18/2024
Time:
9:00 AM - 11:30 AM
Where:
Upper Newport Bay
Difficulty Rating:
1
Minimum Age:
8
Spaces Left:
50 of 50
More Information  

Family Hike: Red Rocks/Black Star Canyon

Interpretive
Family Hike: Red Rocks/Black Star Canyon

Enjoy an afternoon family hike in Black Star Canyon, part of OC Parks’ Irvine Ranch Open Space. We will hike along a flat trail and cross a dry creek as we watch for red-tailed hawks and mule deer. The hike will average 3-4 miles round trip at an easy pace with a medium level of interpretation. This program is for participants who would enjoy a slower-paced and level hike. Wear comfortable clothes and sturdy shoes and bring water for the hike.

Family Hike: Red Rocks/Black Star Canyon
Date:
Sat, 05/18/2024
Time:
5:30 PM - 8:00 PM
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
3.5 miles
Minimum Age:
6
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Sunset Fitness Hike on Paved Hicks Haul Road: Both Sides of Loma Ridge

Hiking & Fitness
Sunset Fitness Hike on Paved Hicks Haul Road: Both Sides of Loma Ridge

You will enjoy a gorgeous sunset with panoramic views of Orange County while hiking in OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road. This hike travels 6 miles, out and back crossing over Loma Ridge. This is the perfect activity for you to get your work-out in and view the sunset. The hike is conducted at an average pace 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. 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.

Sunset Fitness Hike on Paved Hicks Haul Road: Both Sides of Loma Ridge
Date:
Sat, 05/18/2024
Time:
6:00 PM - 8:00 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Bats: Heroes of the Night

Interpretive
Bats: Heroes of the Night

As the day starts to settle into the night in OC Parks’ Irvine Ranch Open Space, bats awaken, stir and streak into the evening sky. Come hear fascinating tales of our flying mammal. We will head out towards a popular roosting location as we watch our nighttime heroes begin their nightly adventures. This program is ideal to visually observe the bats in flight, though bat detectors are available to listen for their high-frequency calls. Be prepared to walk about 1/2 a mile. Dress warmly as it may be a chilly evening. A camping chair is welcome as we will have a short introductory presentation in the staging area before the walk.

Bats: Heroes of the Night
Date:
Sat, 05/18/2024
Time:
7:00 PM - 9:00 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
1
Distance:
2 miles
Minimum Age:
6
Spaces Left:
Registration for this event opens at 8:00am on 05/03/2024
More Information  

Sunday, May 19, 2024

Sunday Fitness Hike at Hicks Haul

Hiking & Fitness
Sunday Fitness Hike at Hicks Haul

Join us Sunday morning in OCParks’ Irvine Ranch Open Space for a fitness-focused hike on the Hicks Haul Road, West Loma and Shoestring trails in Limestone Canyon. Hikers will enjoy wonderful views and a panoramic overview of Orange County. The hike starts at Hicks Haul Road staging area and will cover a distance of 8.5 miles, about 5 miles of the hike is on paved surface and rest on trails. Participants are expected to hike close to 3 miles per hour and come prepared with closed toe hiking boots or shoes, water, trail snacks, sunscreen, hat, day pack or fanny pack, and any other necessary equipment or supplies you might need to keep you safe on this hike.

Sunday Fitness Hike at Hicks Haul
Date:
Sun, 05/19/2024
Time:
6:30 AM - 9:30 AM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
8.5 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Advanced Distance Hike: Quail Hill

Hiking & Fitness
Advanced Distance Hike: Quail Hill

The title says it all. This is your chance to venture deep in the Irvine Open Space Preserve. Join us for a challenging and beautiful adventure. Hike distance is up to 14 miles and is designed for advanced hikers. Participants must be physically fit and have distance hiking experience. Singletrack trails, steep climbs and descents are numerous. Over 2800 feet of accumulated climbing elevation is experienced on this route.

Advanced Distance Hike: Quail Hill
Date:
Sun, 05/19/2024
Time:
7:00 AM - 1:00 PM
Where:
Quail Hill
Difficulty Rating:
5
Distance:
14 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Intro to Cardio Hike: Weir Canyon Rifle Range Loop

Hiking & Fitness
Intro to Cardio Hike: Weir Canyon Rifle Range Loop

Thinking the cardio hikes might be too fast for you? If so, join us in beautiful Weir Canyon for this slightly slower introduction to cardio hiking. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. Multiple steep climbs and descents, and sweeping views, are included throughout this 6-mile hike. Please make sure you are in excellent physical condition! Even though this is a slower cardio hike, it is faster than a walk. You must be able to hike 3+ miles per hour the entire time without stopping.

Intro to Cardio Hike: Weir Canyon Rifle Range Loop
Date:
Sun, 05/19/2024
Time:
7:00 AM - 10:00 AM
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
3
Distance:
6 miles
Minimum Age:
16
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Limestone Canyon – Weekend Hike to both Sinks

Hiking & Fitness
Limestone Canyon - Weekend Hike to both Sinks

Join us on this fast-paced hike over the ridge and the through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. While this will not be a cardio hike, it will be a steady pace of 3 mph with short breaks at the East and West Sinks viewing platforms. We will enjoy a view of wonderful vista’s in addition to spectacular view of The Sinks. This hike involves hiking on both double and single-track trails with an elevation gain of 1000.

Limestone Canyon - Weekend Hike to both Sinks
Date:
Sun, 05/19/2024
Time:
7:00 AM - 11:00 AM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
10 miles
Minimum Age:
18
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Bommer Canyon East Fork and Ridge Route Loop Hike

Hiking & Fitness
Bommer Canyon East Fork and Ridge Route Loop Hike

Experience the serenity of Bommer Canyon during this moderate-paced hike in the Irvine Open Space Preserve. We’ll experience mature coastal sage scrub and fantastic views overlooking the city of Irvine and the hillsides to the north. This hike is just over 3 miles and includes 700 feet of total climbing elevation with several very steep inclines. The steepest section ascends 300 feet in a quarter-mile. Participants must be in good physical condition.

Bommer Canyon East Fork and Ridge Route Loop Hike
Date:
Sun, 05/19/2024
Time:
7:30 AM - 10:00 AM
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Distance:
3 miles
Minimum Age:
12
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Moderate Paced Mountain Bike Ride – Gypsum Canyon

Mountain Biking
Moderate Paced Mountain Bike Ride - Gypsum Canyon

If you enjoy riding in scenic wilderness on uncrowded single/double track trails, then please join us on this docent led ride in Gypsum Canyon Wilderness Park. Gypsum is a new addition to OC Parks wilderness park offerings and while compact in size it has five new single-track trails that wander up to and around an overlook providing panoramic and interesting views of Gypsum Canyon and the surrounding lands.

Moderate Paced Mountain Bike Ride - Gypsum Canyon
Date:
Sun, 05/19/2024
Time:
8:00 AM - 11:00 AM
Where:
Gypsum Canyon Wilderness
Difficulty Rating:
3
Distance:
11 miles
Minimum Age:
14
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Looking for Native Animals in Your Backyard: Round Canyon

Interpretive
Looking for Native Animals in Your Backyard: Round Canyon

There are critters in your backyard: big ones, little ones, furry ones, ones with feathers, and ones with scales. They go about their business and pay little attention to you. In fact, they would rather not be bothered unless you were a tempting morsel of food. Round Canyon is teeming with wildlife, and waiting for you to experience the solitary bobcat, the elusive ring-tailed cat, the mighty great horned owl, and playful ground squirrels, among many others.

Looking for Native Animals in Your Backyard: Round Canyon
Date:
Sun, 05/19/2024
Time:
9:00 AM - 11:00 AM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
8
Family Friendly:
Yes
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  

Weekly Nature Area Clean Up

Trail Work
Weekly Nature Area Clean Up

Join Mile Square Regional Park staff and volunteers in enhancing the Nature Area habitat for local wildlife. Activities may include non-native plant removal, planting natives, watering, trash cleanup, and Butterfly Garden maintenance.

No experience is necessary; please bring a hat, sunscreen, snacks, water, wear closed toe shoes and a long sleeve shirt is recommended. Tools are provided. Please arrive on time, as work will begin promptly at 8 am.

Please note, this is a weekly reoccurring activity and space is limited. Please park in the Overflow/gravel lot and meet at the volunteer shed just a few yards west of the Overflow/gravel lot entrance.

• Space is limited and pre-registration is required.
• Minors ages 16 and younger must have a legal guardian present at all times.
• Rain or heat advisories cancel the event

Weekly Nature Area Clean Up
Date:
Sun, 05/19/2024
Time:
9:00 AM - 11:00 AM
Where:
Mile Square Regional Park
Difficulty Rating:
1
Minimum Age:
12
Spaces Left:
23 of 25
More Information  

Evening Family Beginner Mountain Bike Ride: Limestone Canyon to The Sinks

Mountain Biking
Evening Family Beginner Mountain Bike Ride: Limestone Canyon to The Sinks

For families and children ages 12 and up who would like to join IRC-certified volunteers in OC Parks’ Irvine Ranch Open Space on a longer, slow-paced, family-oriented ride through sycamores, oaks, and habitat native to California. The route takes us to The Sinks, Orange County’s own “Grand Canyon.” Along the way, we will stop and talk about the local habitat, and hope to see some of our local native animals and raptors. The ride is an 8-9 miles with 400-800 feet of elevation gain that may require hike-a‐bike for some riders. Motorized recreation vehicles of any class or type are not permitted for recreational use.

Evening Family Beginner Mountain Bike Ride: Limestone Canyon to The Sinks
Date:
Sun, 05/19/2024
Time:
5:00 PM - 7:30 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
8 miles
Minimum Age:
12
Spaces Left:
Registration for this event opens at 8:00am on 05/04/2024
More Information  
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