Caption: "Acer truncatum, 2018 photo, Purple Blow Maple, , USDA Hardiness Zone 4, Greenish-yellow flowers, Michigan Bloom Month 4-5, In Garden Bed f4.12.4 for 6.0 YEARS (MSU ). Planted in 2012.Shantung Maple, Shandong Maple, or Purpleblow Maple is a maple native t