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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...

Date:
Thu, 04/23/2026
Time:
9:00 am - 12:00 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
2
Distance:
2 miles
Minimum Age:
18

Come join us on an activity designed to provide basic skills to allow you to plan and execute your own hikes. We will be using Orange County Park maps which are available for the Irvine Ranch Open Space and open...

Date:
Thu, 04/23/2026
Time:
8:00 am - 11:00 am
Where:
Red Rock Wilderness
Difficulty Rating:
3
Distance:
4.5 miles
Minimum Age:
12

This week in OC Parks’ 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...

Date:
Thu, 04/23/2026
Time:
7:30 am - 10:30 am
Where:
Fremont Canyon Nature Preserve
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
16