Photo courtesy of Peter Harris' Roses
Strong, musk fragrance. Average diameter 1.5".
USDA zone 7b through 9b. Disease susceptibility: susceptible to blackspot , susceptible to Mildew.
The objective of this cross was to combine the disease resistance and cold hardiness of 'Agnes' with the color and repeat blooming of 'Golden Showers'. GSHAG was fertile and repeat-blooming despite its poor qualities: terrible susceptibility to both black spot and mildew. But it had another poor quality: tenderness. It died during a mild winter in Lubbock, Texas;
You never know what you'll get. Some would have said the cross was impossible, but it's evident that some triploids throw pollen which is fertile with tetraploids.