Skip to content
Habitat Restoration and Enhancement

Citrus groves on the Irvine Ranch ​What we know today as some of the most beautiful open space in Orange…

Read More →
Plant Species

Many visitors to the Irvine Ranch Natural Landmarks get an instant mood boost from seeing the beautiful springtime colors of…

Read More →
Plant Species

Tecate Cypress in Fremont Canyon ​One of the rarest species on the Irvine Ranch Natural Landmarks today is a hardy-looking…

Read More →
Plant Species

Chaparral Yucca Hesperoyucca whipplei, or Chaparral yucca, is an unmissable sight on the Irvine Ranch Natural Landmarks. When flowering, it…

Read More →
Plant Species

Chaparral Beargrass Within the bounds of the Irvine Ranch Natural Landmarks lives an exceedingly rare plant called Nolina cismontana. This…

Read More →
Plant Species

Bush Sunflower This winter’s rainfall is bringing some beautiful benefits to Orange County: a budding and colorful show of wildflowers.…

Read More →
Plant Species

​Think of the trees in a child’s drawing: full, leafy green canopies over thick, sturdy trunks. The California sycamore is…

Read More →
Plant Species

Coast Live Oak Generally found in well-developed canyons with a consistent water supply, these evergreen Oak trees are the cornerstone…

Read More →
Habitat Restoration and Enhancement

An ongoing native grassland restoration project aims to rehabilitate this endangered habitat and reduce wildfire risk. As summer months turn…

Read More →
Plant Materials

Seeds used in habitat restoration on much of the Irvine Ranch Natural Landmarks are set up for success by using…

Read More →