some of our previous workshops and events
Learn about mountain meadows, why they are so important, how they are threatened, and what is being done to manage and restore them.
Join us for this special field event jointly hosted by the Friends of the Herbarium and the Mount Lassen Chapter of the California Native Plant Society.
This workshop has been canceled
Cottonwoods and willows are the most common riparian hardwood species in California and yet many of us have little idea of how to tell them apart. The goal of the workshop is to instill confidence about vegetative characteristics used in the identification keys in The Jepson Manual and familiarize participants with some of the most common willows in California.
Join photographer Spencer Dykstra to learn how to use California's incredible flora to create one of a kind photographs. Novice to experienced photographers with any digital camera (even a phone camera!) are welcome and will benefit from the individual instruction.
Join CSU, Chico entomology professor Don Miller to learn about the butterflies of Butte County and their host plant affinities.
Optional fieldtrip on Friday, June 8
Sorry, this workshop has been canceled.
Learn about the origins of color, work with select rock and plant samples, and take a local walk to learn about different species that lend themselves to exquisite color.
A group considered difficult by many people, the 90+ California manzanitas are actually easy to identify once you understand the characters and how they vary. Join authors Tom Parker and Mike Vasey to learn about this iconic group of Western North American plants.
Join lichen expert Tom Carlberg to learn how to identify common lichens of the Sierra Nevada/Cascade foothills.
Bidwell Park provides a great outdoor classroom to explore the relationships between landforms, soils, and the vegetation occurring on those soils.
Join local NRCS soil scientist Andrew Conlin do learn about the geologic processess that shape this dramatic landscape.
What comes to mind when you think of the winter holiday season? Do you think of evergreens and baking spices? Did you know that many of our native chaparral shrubs and forest trees are evergreen, and that native sages can remain fragrant for years after drying? Learn more about native plants while you create a holiday wreath, kissing ball, or garland!