common lilac (syringa vulgaris) 'katherine havemeyer' blooming with violet double flowers

deciduous katherine havemeyer syringa vulgaris beautiful blooming blooms blossoms botanical botany bright buds burgundy bush busy closeup common lilac decorative double flora floral flowering flowers full garden groups growing lavender long multistemmed nature oranmental outdoors park plant scenery showy shrub springtime sunlight tree upright violet 'katherine havemeyer' violet-lavender emerge pink panicles spring