Kindly sponsored by
Monique Gudgeon, Sculpture by the Lakes
Owen Johnson (2022)
Johnson, O. (2022), 'Forsythia 'Happy Centennial'' from the website Trees and Shrubs Online (treesandshrubsonline.
USDA Hardiness Zone 3
RHS Hardiness Rating H7
A very hardy hybrid raised at the Central Experimental Farm, Ottawa, Canada, before 1987, its parentage involving Forsythia ovata ‘Ottawa’, F. europaea, and an unknown seedling. It is a dwarf, spreading plant with dark green, untoothed leaves and abundant, slightly fragrant flowers (Dirr 2009).