Each spring, the California Poppy Festival draws upward of 60,000 guests to Lancaster City Park to celebrate springtime. The California Poppy Reserve, west of Lancaster, boasts one of California's most abundant crops of the state flower, and the Poppy Festival has become a popular event not only for Lancaster residents, but also for visitors from around the world. The California Poppy Festival began as an Earth Day celebration and has grown into an event with over of activities and extensive wildflower information.