The city of Chula Vista and the Downtown Chula Vista Association kick off the holiday season with the free “Starlight Nights” from 3:30 to 7:30 p.m. ‘Starlight Nights’ in Chula Vista on Dec. Contact Lauren Welch at (619) 235-6884 or email. Urban Corps also is partnering with Tree San Diego, a local nonprofit whose mission is to increase San Diego’s tree canopy, to provide tree planting demonstrations and to educate communities about the importance and proper care of trees. Twenty trees will be planted at the park. Urban Corps was awarded funding from a Cal FIRE grant to plant trees in communities that lack adequate tree canopy. This free event will give residents an opportunity to learn about and plant trees that will increase the park’s beauty, provide shade, filter the air and help build the urban forest. Chavez Pkwy., in the Barrio Logan community of San Diego. Wednesday at Cesar Chavez Park, 1449 Cesar E. The Urban Corps of San Diego County, the Port of San Diego, Cal FIRE and Tree San Diego invite the community to a tree planting at 10 a.m.