In addition to the federal status as an endangered species it gained on June 18, 1997, "Lasthenia conjugens" is acknowledged and protected under the Solano County "Habitat Conservation Plan" (HCP). The Solano County Habitat Conservation Plan encourages corridor preservation among vernal pool habitats, which are essential for this species' survival; in addition the HCP states the importance of recognizing genetic differences amongst various colonies of "L. conjugens" in order to protect the total species genetic diversity. Contra Costa goldfields is not listed by the State of California as "endangered".