The Flavorful Boysenberry Celebration Will Feature A Mouthwatering Food Lineup, Live Entertainment For All Ages And More, March 28 – April 12 BUENA PARK, CA (February 2015) – This spring, celebrate Knott’s delicious roots during its Boysenberry Festival harvested in the theme park’s historic Ghost Town. The 16-day festival returns with an unforgettable lineup of exquisite Boysenberry Bites,…