Caption: "Syringa 'Primrose', 2018 photo, Yellow Lilac, , USDA Hardiness Zone 3, Creamy Yellow, Michigan Bloom Month 5, In Garden Bed f1.10 for 4.9 YEARS (Park). Planted in 2013.Unusual yellow flowered lilac. Introduced in 1949, Primrose bears numerous graceful, y
