'Rose Professor Sieber' rose Description
Photo courtesy of Rosaplant
20 favorite votes.
Average rating: GOOD+.
Pink. None to mild fragrance. Average diameter 2". Medium, double (17-25 petals), cluster-flowered, in small clusters bloom form. Blooms in flushes throughout the season.
Medium, compact. Medium, glossy, dark green foliage.
Height of 27" to 4' (70 to 120 cm).
USDA zone 6b through 9b (default). Can be used for cut flower or garden. Disease susceptibility: very disease resistant. Remove spent blooms to encourage re-bloom. Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.
European Union - Application No: 97/0655 on 12 Jun 1997
Applicant: W. Kordes Sohne. Breeder: Kordes, Wilhelm; Kordes, Tim-Hermann; Kordes, Margarita. Provisional designation: KORparesni.
Prof. Dr. Josef ("Sepp") Sieber (September 29, 1920 Werschetz (Banat, today Vrsac in Vojvodina/Serbia) - January 26, 2011 Freising) was called the Rose Professor for his engagement for roses.
In the UK, this rose is known as 'The Halcyon Days Rose' named for the famous Mayfair antique shop Halcyon Days
. Fifty years ago, Halcyon Days
began selling rare collectors' items and in 1970 they revived the lost English art of enamelling. Mattocks Roses introduced 'The Halcyon Days Rose' at the 2000 Chelsea Flower Show. (By the way, Halcyon Days
has a web site,
says Rose Professor Sieber
has cluster of medium-sized, double, pale to mid-pink flowers...