
Olompali Wildflowers
Wildflower Hike at Olompali State Historic Park
Leaders: Clint and Madeline Kellner
Reservations on MeetUp for this field trip begin March 1. Limit 25 participants

Amorpha californica var. napensis
false indigo
We will hike the loop trail (2.3 miles) at Olompali SHP and look for the last of the Milk Maids and Shooting Stars. We will see Indian paintbrush, 7 species of ferns, the California state lichen, Lace Lichen and the California state grass, Purple Needle Grass. We will also see the rare Napa false indigo shrub, California fescue grasslands, and 5 species of oaks including Blue Oak and Oregon White Oak. The trail is relatively level with a somewhat steep part at the beginning.
Directions: The entrance is at the end of Redwood Boulevard. From either north or south on Highway 101, take the Atherton/San Marin exit and proceed west and then turn right (north) onto Redwood Boulevard which is the first street west of the freeway.
Meet: Olompali parking lot. Cost $8 ($7 for seniors). Check out free State Park parking passes from your local library.
Bring: Water, a snack/lunch after the hike if you want. Dress in layers. Rain cancels
Email Clint Kellner with any questions.
Text for day-of-trip questions or issues: 415-895-8591
If you have not done so already, please sign the Waiver for Marin Chapter 2025
Note: Destructive invasive plant pathogens and weed seeds can be transported to sensitive plant habitats when contaminated soil or plant material is shed from footwear, equipment (such as hiking poles), and other personal items. See these 2 brochures for how you can minimize your impact. Pocket Guide – Every Step Counts and Cleanliness Tips for Hikers
