Lilac Bush in Shasta County Posted on April 4, 2013March 17, 2013 by V Lilac bush in Shasta county. Lilac bushes are beautiful in the spring. The flowers, are this lilac color, and also, white. I especially love the lilac’s against the blue sky. They also smell wonderful in the house as fresh cut flowers. Lilac bush blooming. I love lilacs, especially their wonderful fragrant!