Brief summary
Modern Rose, polyantha "Yesterday", United Kingdom, introduced by Harkness & Co. Ltd in 1974, Usually is pink in color, semi double bloom shape, semi double petal count, blooms 4 cm in size, has 3-5 buds per stem, continual rebloom, has light fragrance, the bush shape can be arching, 90 - 100 cm in height, 90 - 100 cm in width, suitable for USDA zone 4 from -34°C and above, moderate resistance to rain, strong resistance to black spot, strong resistance to mildew.
More information
Pink with a light centre, semi-marginal (9–16 petals) flowers, produced in numerous inflorescences on a compact, dense bush.
The flowers of this variety are small and have a very weak aroma. Blooming is abundant, with roses collected on a compact bush in numerous clusters/brushes. When the buds blossom, the colour of the flowers can vary. With regular pruning, many gardeners turn Yesterday roses into groundcover roses. The flowers are resistant to diseases, rain, and frost. procvetok.com