Humboldt County is a county located in the U.S. state of California. As of the 2020 census, the population was 136,463. The county seat is Eureka.
Eureka is a city and the county seat of Humboldt County, located on the North Coast of California. The city is located on U.S. Route 101 on the shores of Humboldt Bay, 270 miles (435 km) north of San Francisco and 100 miles (161 km) south of the Oregon border. At the 2020 census, the population of the city was 26,512. As of the 2010 census, the population of Greater Eureka was 45,034.
Sonoma Botanical Garden is a 501(c)3 private nonprofit education and research botanical garden, home to one of the largest collections of scientifically documented, wild-source Asian plants in North America and Europe.
The Regional Parks Botanic Garden is a 10-acre botanical garden located in Tilden Regional Park in the Berkeley Hills, east of Berkeley, California, in the United States. It showcases California native plants, and is open to the public in daylight hours every day of the year except New Year's Day, Thanksgiving, and Christmas. The Garden was founded on January 1, 1940.
The University of California Botanical Garden is a 34-acre botanical garden located on the University of California, Berkeley campus, in Strawberry Canyon. The garden is in the Berkeley Hills, inside the city boundary of Oakland, with views overlooking the San Francisco Bay. It is one of the most diverse plant collections in the United States, and famous for its large number of rare and endangered species.
Humboldt Bay is a natural bay and a multi-basin, bar-built coastal lagoon located on the rugged North Coast of California, entirely within Humboldt County, United States. It is the largest protected body of water on the West Coast between San Francisco Bay and Puget Sound, the second-largest enclosed bay in California, and the largest port between San Francisco and Coos Bay, Oregon. The largest city adjoining the bay is Eureka, the regional center and county seat of Humboldt County, followed by the city of Arcata. These primary cities, together with adjoining unincorporated communities and several small towns, comprise a Humboldt Bay Area with a total population of nearly 80,000 people. This comprises nearly 60% of the population of Humboldt County. The bay is home to more than 100 plant species, 300 invertebrate species, 100 fish species, and 200 bird species. In addition, the bay and its complex system of marshes and grasses support hundreds of thousands of migrating and local shore birds. Commercially, this second-largest estuary in California is the site of the largest oyster production operations on the West Coast, producing more than half of all oysters farmed in California.
The California Native Plant Society (CNPS) is a California environmental non-profit organization that seeks to increase understanding of California's native flora and to preserve it for future generations. The mission of CNPS is to conserve California native plants and their natural habitats, and increase understanding, appreciation, and horticultural use of native plants throughout the entire state and California Floristic Province.
The Lanphere Dunes National Natural Landmark a unit of the Humboldt Bay National Wildlife Refuge Complex, is located in Humboldt County, California. The dune complex consists of the wave slope, fore dune, herbaceous and woody swales, coniferous and riparian forest, freshwater swamp, freshwater marsh, brackish marsh, salt marsh, and intertidal mudflats. The site exemplifies dunes succession.
Table Bluff is a semi-flat terrace in Humboldt County, California, that terminates above the ocean in a dramatic, 165-foot (50 m) high cliff with views of the Eel River delta, the South Spit of Humboldt Bay, and the Pacific Ocean. It separates Humboldt Bay to the north from the Eel River to the south. It overlooks approximately 9,000 acres (36 km²) of wildlands administered by various federal and county agencies. It is 12 miles (19 km) south of Eureka and 5.5 miles (8.9 km) west of US Highway 101. Table Bluff County Park provides access to the South Spit. The park is also used as a hang-gliding and paragliding staging area. The federally endangered western lily, Lilium occidentale, is found growing on Table Bluff at Table Bluff Ecological Reserve.
Arctostaphylos pallida, commonly known as pallid manzanita, Oakland Hills manzanita, and Alameda manzanita, is an upright manzanita shrub from the Ericaceae, or heath family. It is endemic to the eastern San Francisco Bay Area of Northern California.
The Desert Garden Conservatory is a large botanical greenhouse and part of the Huntington Library, Art Collections and Botanical Gardens, in San Marino, California. It was constructed in 1985. The Desert Garden Conservatory is adjacent to the 10-acre (40,000 m2) Huntington Desert Garden itself. The garden houses one of the most important collections of cacti and other succulent plants in the world, including a large number of rare and endangered species. The 3,000-square-foot (280 m2) Desert Garden Conservatory serves The Huntington and public communities as a conservation facility, research resource and genetic diversity preserve. John N. Trager is the Desert Collection curator.
Arctostaphylos densiflora, known by the common name Vine Hill manzanita, is a very rare species of manzanita. It is endemic to Sonoma County, California, where it is known from only one extant population of 20 to 30 individual plants. These last wild members of the species are on land near Sebastopol which is owned and protected by the California Native Plant Society. In addition, there are five to ten plants of this manzanita taxon growing on private property about a mile away. The local habitat is mostly chaparral on sandy shale soils.
Arctostaphylos montaraensis, known by the common name Montara manzanita, is a species of manzanita in the family Ericaceae.
Arctostaphylos obispoensis is a species of manzanita, known by the common names bishop manzanita and serpentine manzanita, endemic to California.
Sequoia sempervirens is the sole living species of the genus Sequoia in the cypress family Cupressaceae. Common names include coast redwood, coastal redwood and California redwood. It is an evergreen, long-lived, monoecious tree living 1,200–2,200 years or more. This species includes the tallest living trees on Earth, reaching up to 115.9 m (380.1 ft) in height and up to 8.9 m (29 ft) in diameter at breast height. These trees are also among the longest-living organisms on Earth. Before commercial logging and clearing began by the 1850s, this massive tree occurred naturally in an estimated 810,000 ha along much of coastal California and the southwestern corner of coastal Oregon within the United States.
Mt. Cuba Center is a non-profit botanical garden located in Hockessin, Delaware, near Wilmington, in the gently rolling hills of the Delaware Piedmont. Its woodland gardens produce some of the most spectacular displays of wildflowers in the mid-Atlantic region. Mt. Cuba is open to the public from April through November for general admission, guided tours and special programs. Education courses, including a Certificate in Ecological Gardening, are offered year-round.
The Wiyot Tribe, California is a federally recognized tribe of Wiyot people. They are the aboriginal people of Humboldt Bay, Mad River and lower Eel River of California.
William A. McNamara is an American horticulturist and expert in the field of plant conservation and the flora of Asia. Now retired, he was the President and Executive Director of Quarryhill Botanical Garden, a 25-acre wild woodland garden in Northern California's Sonoma Valley featuring wild-sourced plants from temperate East Asia. In 2017, he and Quarryhill Botanical Garden celebrated their 30th Anniversary. He retired from the Garden in October of 2019.
