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.

Wednesday, October 16, 2019

It’s Harvest Time! Collect Wildflower Seeds at the Native Seed Farm

Stewardship

Do a good deed and get a dose of Nature! Come experience the cool mornings and the spicy aromas of a California autumn while working with us at our one-of-a-kind Native Seed Farm in Irvine. You will be harvesting seeds from robust native fall wildflowers and bushes— things like California Buckwheat and our iconic Sagebrush. […]

It's Harvest Time! Collect Wildflower Seeds at the Native Seed Farm
Date:
Wed, 10/16/2019
Time:
8:00 AM - 11:00 AM
Where:
Native Seed Farm
Difficulty Rating:
2
Minimum Age:
8
Spaces Left:
Full
More Information  

Mid Week Hike: Bommer Canyon

Hiking & Fitness

Recharge your batteries with a refreshing mid-week hike through Bommer Canyon. This area was historically a center for cattle operations that occurred in the San Joaquin Hills up until the late 1990s, and is now part of the Open Space Preserve. This hike involves multiple steep climbs and descents across a variety of trail types, […]

Mid Week Hike: Bommer Canyon
Date:
Wed, 10/16/2019
Time:
8:00 AM - 1:00 PM
Where:
Bommer Canyon
Difficulty Rating:
4
Distance:
12 miles
Minimum Age:
18
Spaces Left:
Full
More Information  

After Work Fitness Hike on Paved Hicks Haul Road

Hiking & Fitness

Join us every Wednesday night 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 […]

After Work Fitness Hike on Paved Hicks Haul Road
Date:
Wed, 10/16/2019
Time:
6:00 PM - 7:30 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
3.5 miles
Minimum Age:
16
Family Friendly:
Yes
Spaces Left:
Full
More Information  

Thursday, October 17, 2019

Thursday Morning Trek: Orchard Hills

Hiking & Fitness

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 […]

Thursday Morning Trek: Orchard Hills
Date:
Thu, 10/17/2019
Time:
8:00 AM - 11:00 AM
Where:
Orchard Hills
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
16
Spaces Left:
4 of 20
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 on uneven terrain and sturdy hiking boots are highly recommended. All training, tools, and gloves will be provided to ensure your safety and comfort. Rattlesnakes are […]

Pulling Together at Quail Hill
Date:
Thu, 10/17/2019
Time:
8:30 AM - 11:30 AM
Where:
Quail Hill
Difficulty Rating:
4
Distance:
0 miles
Minimum Age:
18
Spaces Left:
4 of 5
More Information  

Nurture the Bommer Canyon Nature Garden

Stewardship

Help us nurture the Native Nature Garden in Cattle Camp. Your support is essential to keeping the garden looking healthy, by removing weeds and trimming back vegetation growing onto the trail. If you love gardening, this is an excellent way to give back. This garden features native plants that call our community home and it […]

Nurture the Bommer Canyon Nature Garden
Date:
Thu, 10/17/2019
Time:
9:00 AM - 11:30 AM
Where:
Bommer Canyon
Difficulty Rating:
3
Minimum Age:
18
Spaces Left:
5 of 10
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, 10/17/2019
Time:
6:00 PM - 8:00 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
13 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, 10/17/2019
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:
11 of 30
More Information  

Friday, October 18, 2019

Limestone Canyon Geology Hike to The Sinks

Interpretive

Come along with us to visit one of the most photographed and famous sites on the Irvine Ranch Natural Landmarks – The Sinks. This interpretative program will begin with a hike along a canyon corridor and will visit the east side of The Sinks.  Along the way we’ll talk about the geologic processes that over […]

Limestone Canyon Geology Hike to The Sinks
Date:
Fri, 10/18/2019
Time:
7:30 AM - 1:30 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
9 miles
Minimum Age:
18
Spaces Left:
9 of 20
More Information  

Wild Tales

Interpretive

Bring your little Wild One to learn about nature and enjoy the outdoors. Join us for a fun-filled parent and child experience including storytelling, a guided nature walk, hands-on activities, and arts and crafts. No upfront cost to register online, but there is a $5 cash fee per child to participate in the craft. Trails […]

Wild Tales
Date:
Fri, 10/18/2019
Time:
10:30 AM - 11:30 AM
Where:
Upper Newport Bay
Difficulty Rating:
1
Minimum Age:
All Ages
Family Friendly:
Yes
Spaces Left:
15 of 15
More Information  

Twilight Hike in the Canyons: Baker Canyon

Hiking & Fitness

Join us on a twilight hike in Baker Canyon and Meadow, where the Red Rocks geological formation, surrounding canyons and Santa Ana Mountains will be visible as the sun sets. This three-mile fitness hike will be conducted at a moderate pace with a small elevation gain. Participants must be able to walk on uneven surfaces […]

Twilight Hike in the Canyons: Baker Canyon
Date:
Fri, 10/18/2019
Time:
4:30 PM - 6:30 PM
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
3 miles
Minimum Age:
12
Family Friendly:
Yes
Spaces Left:
9 of 25
More Information  

Hicks Haul Road Fitness Run: 5K Distance

Hiking & Fitness
fitness hike

Join us for a road run in the Irvine Ranch Open Space. We’ll run on the paved Hicks Haul Road, up to a 5k distance. We’ll begin with some warm up exercises before we set off on our run. The route is up to the top of Loma Ridge and back, providing both uphill and […]

Hicks Haul Road Fitness Run: 5K Distance
Date:
Fri, 10/18/2019
Time:
6:00 PM - 8:00 PM
Where:
Irvine Open Space Preserve
Difficulty Rating:
4
Distance:
3.5 miles
Minimum Age:
18
Spaces Left:
28 of 30
More Information  

Saturday, October 19, 2019

Earthcache Hike to East Sinks

Interpretive

Come and hike with us to the East Sinks in Limestone Canyon, location of the Earthcache site — a special place people can visit to learn about unique aspects of the Earth — listed on www.geocaching.com. The cache is titled “The Sinks- Irvine Ranch Wildlands, GC1ZB6V.” This hike is open to existing geocachers, those curious about […]

Earthcache Hike to East Sinks
Date:
Sat, 10/19/2019
Time:
8:00 AM - 12:00 PM
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
6 miles
Minimum Age:
16
Spaces Left:
Full
More Information  

Good Stewards Weeding Day at Santiago Oaks

Stewardship
Stewardship

Please join Santiago Oaks Park Rangers and volunteers to help prepare for wildflower seeding. Our work this day will be day one of two days to prepare for sowing our beautiful mix of foothill wildflower seeds. On day one we will be pulling weeds, raking leaves, picking up sticks and branches, turning rocks and and […]

Good Stewards Weeding Day at Santiago Oaks
Date:
Sat, 10/19/2019
Time:
8:00 AM - 11:30 AM
Where:
Santiago Oaks Regional Park
Difficulty Rating:
1
Minimum Age:
12
Spaces Left:
25 of 25
More Information  
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