Redwood National na State Parks (RNSP) bụ ihe mgbagwoju anya nke ọtụtụ steeti na ogige ntụrụndụ mba dị na United States, n'ụsọ oké osimiri nke ugwu California. Na-agụnye Redwood National Park (nke e guzobere na 1968) na California Del Norte Coast, Jedediah Smith, na Prairie Creek Redwoods State Parks (nke sitere na 1920s), RNSP jikọtara ọnụ nwere 139,000 acres (560 km2), ma nwee oke ọhịa ochie na-eto eto. N'ịbụ nke dị na Del Norte na Humboldt Counties, ogige anọ ahụ, na-echekwa 45% nke oke osimiri niile fọdụrụ (Sequoia sempervirens) oke ọhịa ochie, na-erughị 38,982 acres (157.75 km2). Ndị a bụ osisi kachasị elu na otu n'ime osisi kachasị ukwuu n'ụwa. Na mgbakwunye na ogige ntụrụndụ Redwood, oke ọhịa ndị ọzọ dị na California, Jedediah Smith, na Prairie Creek Redwoods State Parks (nke sitere na 1920s), RNSP jikọtara ọnụ nwere 139,000 acres (560 km2), ma na-egosipụta oke ọhịa
Osisi ndị a bụ ndị kasị elu na otu n'ime osisi ndị kasị ibu n"ụwa