Hydrangea macrophylla Endless Summer® Bloomstruck 'PIIHM-II' , 2018 photo,
"Hydrangea macrophylla Endless Summer® Bloomstruck 'PIIHM-II' , 2018 photo, Bloomstruck Bigleaf Hydrangea, (Dirr, 2015), USDA Hardiness Zone 4, Blue or pink, Michigan Bloom Month 6, In Garden Bed U3 for 334 DAYS (Lowe). Planted in 2017.
Developed by Dr. Michael A. Dirr (Plant Introductions, Inc in Georgia). Cultivar was selected from seedlings of an open pollination of Hydrangea macrophylla ‘PIIHM-I’ (PP20176). It was registered as Hydrangea macrophylla ‘PIIHMII’ (PP25566, 2015) and is marketed under the trademark Endless Summer® BloomStruck®. It is the fourth Hydrangea variety in the series. Vivid purple or rose-pink mophead type flowers, red stems with darker leaves than the parent.
Hydrangea macrophylla Endless Summer® Bloomstruck 'PIIHM-II' , 2018 photo,
"Hydrangea macrophylla Endless Summer® Bloomstruck 'PIIHM-II' , 2018 photo, Bloomstruck Bigleaf Hydrangea, (Dirr, 2015), USDA Hardiness Zone 4, Blue or pink, Michigan Bloom Month 6, In Garden Bed U3 for 334 DAYS (Lowe). Planted in 2017.
Developed by Dr. Michael A. Dirr (Plant Introductions, Inc in Georgia). Cultivar was selected from seedlings of an open pollination of Hydrangea macrophylla ‘PIIHM-I’ (PP20176). It was registered as Hydrangea macrophylla ‘PIIHMII’ (PP25566, 2015) and is marketed under the trademark Endless Summer® BloomStruck®. It is the fourth Hydrangea variety in the series. Vivid purple or rose-pink mophead type flowers, red stems with darker leaves than the parent.