Becoming a Spokane Lilac Festival Sponsor shows the community that you too care about our beautiful city and support the mission of the Spokane Lilac Festival: "Honoring Our Military, Recognizing Our Youth, and Showcasing Our Community" SINCE 1938... To become a Lilac Festival Sponsor, please read and download our Sponsor Brochure OR... contact the SLF office by email : email@example.com or by phone : 509.535.4554 Don't wait to become part of this special event , sign up today. . . . . .