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.

    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.

Thursday, January 18, 2018

Acorn Planting to Restore Oak Woodlands in Upper Weir Canyon

Stewardship

Come be a part of the effort to restore the oak woodlands in Weir Canyon that have been impacted by invasive wood-boring beetles and the recent Canyon 2 fire. This is a unique opportunity to see the impacts of the fire and beetle management and to plant acorns to ensure the long-term health of this […]

Acorn Planting to Restore Oak Woodlands in Upper Weir Canyon
Date:
Thu, 01/18/2018
Time:
8:00 AM - 12:00 PM
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
2
Distance:
1 miles
Minimum Age:
15
Spaces Left:
Full
More Information  

Thursday Morning Trek: Fremont Canyon

Hiking & Fitness

This week in the Irvine Ranch Open Space, we’ll hike in the remote Fremont Canyon. The hike is just under 6 miles and includes a steep hill. We will hike from the mouth of Fremont Canyon, past a historic coal mine, to the Fremont Weather Station. After enjoying a spectacular view, we will hike back […]

Thursday Morning Trek: Fremont Canyon
Date:
Thu, 01/18/2018
Time:
8:00 AM - 11:30 AM
Where:
Fremont Canyon Nature Preserve
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
16
Spaces Left:
Full
More Information  

Fitness Hike – Little Sycamore

Hiking & Fitness

PLEASE NOTE: This is a Fitness Hike; pace is approximately a 17 minute mile. Please arrive 15 minutes early. Raise your heart rate and your spirits on this difficult, strenuous and fast-paced, 4.8-mile hike (400-ft. elevation gain) over very steep, uneven terrain with Laguna Canyon Foundation volunteers. Ages 18 and up. Laguna Coast Wilderness Park, […]

Fitness Hike - Little Sycamore
Date:
Thu, 01/18/2018
Time:
8:30 AM - 10:30 AM
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
3
Minimum Age:
15
More Information  

Pulling Together at Quail Hill

Stewardship

Invading weeds degrade habitat for birds and other wildlife. Help us keep wildlife healthy by weeding artichoke thistle from the Quail Hill loop in Irvine. This activity takes place off-trail on uneven terrain and sturdy hiking boots and pants are highly recommended. All training, tools, and gloves will be provided to ensure your safety and […]

Pulling Together at Quail Hill
Date:
Thu, 01/18/2018
Time:
9:00 AM - 12:00 PM
Where:
Quail Hill
Difficulty Rating:
4
Distance:
0 miles
Minimum Age:
16
Spaces Left:
Full
More Information  

Intermediate Evening Mountain Bike Ride

Mountain Biking

Explore Limestone Canyon by night on this intermediate mountain bike night ride. We will ride out of Augustine, up Loma Ridge, down to The Sinks, and along Limestone Ridge or Limestone Valley, depending on the group. Please plan for a distance between 10-12 miles. Please arrive early as it will get dark quickly. Trails include […]

Intermediate Evening Mountain Bike Ride
Date:
Thu, 01/18/2018
Time:
5:00 PM - 8:00 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
14 miles
Minimum Age:
18
Spaces Left:
Full
More Information  

Self-Paced Fitness Hike on Hicks Haul Road

Hiking & Fitness

Enjoy an evening fitness hike through stunning rock formations and fragrant native plants as you listen to the sounds of nature. This hike is done at your own pace as a walk, jog, or run (speed range typically 2.5 to 3.5 mph), so is suitable for beginners who are just starting their fitness program as […]

Self-Paced Fitness Hike on Hicks Haul Road
Date:
Thu, 01/18/2018
Time:
6:00 PM - 7:30 PM
Where:
Irvine Open Space Preserve
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
12
Family Friendly:
Yes
Spaces Left:
Full
More Information  

Orchard Hills Evening Hike

Hiking & Fitness

Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline. The three-mile loop has several very steep climbs, but the hike is done at a moderate […]

Orchard Hills Evening Hike
Date:
Thu, 01/18/2018
Time:
6:30 PM - 8:30 PM
Where:
Orchard Hills
Difficulty Rating:
3
Distance:
3 miles
Minimum Age:
12
Spaces Left:
Full
More Information  

Friday, January 19, 2018

Epic Distance Hike in Limestone Canyon

Hiking & Fitness

Join us on this epic hike through the scenic canyons and along the ridges of Limestone Canyon Nature Preserve. This distance hike involves multiple steep climbs and descents on a variety of trails, both double and single track. Though very challenging, the rewards are well worth it – a visit to Dripping Springs, both sides […]

Epic Distance Hike in Limestone Canyon
Date:
Fri, 01/19/2018
Time:
7:30 AM - 2:30 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
5
Distance:
16 miles
Minimum Age:
18
Spaces Left:
Full
More Information  

Acorn Planting to Restore Oak Woodlands in Upper Weir Canyon

Stewardship

Come be a part of the effort to restore the oak woodlands in Weir Canyon that have been impacted by invasive wood-boring beetles and the recent Canyon 2 fire. This is a unique opportunity to see the impacts of the fire and beetle management and to plant acorns to ensure the long-term health of this […]

Acorn Planting to Restore Oak Woodlands in Upper Weir Canyon
Date:
Fri, 01/19/2018
Time:
8:00 AM - 12:00 PM
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
2
Distance:
1 miles
Minimum Age:
15
Spaces Left:
Full
More Information  

Wild Tales

Interpretive

In partnership with OC Parks, join Newport Bay Conservancy for a fun-filled parent and child experience including storytelling, a short nature walk, and arts and crafts. $5/child, pre-registration is required by calling 949-923-2269 or emailing info@newportbay.org. Recommended for ages 2-5.

Wild Tales
Date:
Fri, 01/19/2018
Time:
10:30 AM - 11:30 AM
Where:
Upper Newport Bay Nature Preserve
Difficulty Rating:
1
Minimum Age:
2
More Information  

Saturday, January 20, 2018

Advanced Mountain Bike: Limestone to Whiting via Loma

Mountain Biking

Join us for an advanced, fast-paced, early morning, mountain bike ride in Limestone . This approximately 20-mile mountain bike ride, completed in 3 hours, includes a 2000-foot elevation change, and is for experienced, physically fit riders who enjoy the challenge of multiple steep climbs and descents. You must be an experienced mountain biker in excellent […]

Advanced Mountain Bike: Limestone to Whiting via Loma
Date:
Sat, 01/20/2018
Time:
7:00 AM - 10:00 AM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
5
Distance:
20 miles
Minimum Age:
18
Spaces Left:
2 of 15
More Information  

Cardio Hike: Limestone Canyon and The Sinks

Hiking & Fitness

Explore beautiful Limestone Canyon on this challenging fast-paced cardio hike. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands. Multiple steep climbs and descents are included. Enjoy views of Saddleback Peak, the Cleveland National Forest and the Sinks along the way. Remember, this cardio hike is much faster than a walk, […]

Cardio Hike: Limestone Canyon and The Sinks
Date:
Sat, 01/20/2018
Time:
8:00 AM - 11:00 AM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
5
Distance:
10 miles
Minimum Age:
16
Spaces Left:
Full
More Information  

Keep it Wild – Laguna Coast Wilderness

Stewardship

Join Laguna Canyon Foundation and OC Parks at one of our habitat restoration stewardship events in Laguna Coast Wilderness Park as we learn and work together to create a healthier habitat for the native plants and wildlife that call the canyon their home. Depending on the time of year, volunteers will assist with various stewardship […]

Keep it Wild - Laguna Coast Wilderness
Date:
Sat, 01/20/2018
Time:
8:00 AM - 11:00 AM
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
15
More Information  

Mountain Bike Ride in Bommer Canyon

Mountain Biking

Join us for a docent-led mountain bike ride through the Irvine Open Space Preserve. This moderate-paced mountain bike tour through the picturesque hills of Bommer and Shady Canyons includes a combination of ranch roads and multiple intermediate and advanced level technical single-track trails, with many steep climbs and descents. Over 2700 feet of accumulated climbing […]

Mountain Bike Ride in Bommer Canyon
Date:
Sat, 01/20/2018
Time:
8:00 AM - 11:00 AM
Where:
Bommer Canyon
Difficulty Rating:
5
Distance:
13 miles
Minimum Age:
18
Spaces Left:
7 of 15
More Information  

Wilderness Access Day: Bommer Canyon

Special Events

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 […]

Wilderness Access Day: Bommer Canyon
Date:
Sat, 01/20/2018
Time:
8:00 AM - 2:00 PM
Where:
Bommer Canyon
Difficulty Rating:
Variable
Distance:
Variable
Minimum Age:
n/a
Family Friendly:
Yes
Spaces Left:
92 of 200
More Information  

Explore Bommer Canyon: Bommer Ridge Loop

Hiking & Fitness

Join us on a wonderful, moderately paced hike, in the beautiful Bommer Canyon. Take in the breathtaking views of Irvine and the surrounding area as we hike up to and along the ridge line of the canyon. Along your hike, you will joined by IRC volunteers who will be sharing their knowledge about the local […]

Explore Bommer Canyon: Bommer Ridge Loop
Date:
Sat, 01/20/2018
Time:
8:30 AM - 11:00 AM
Where:
Bommer Canyon
Difficulty Rating:
3
Distance:
3 miles
Minimum Age:
12
Spaces Left:
20 of 30
More Information  
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