'Frontenac' rose Description
Photo courtesy of Paul
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Deep pink Shrub.
Registration name: Frontenac
Hybrid Kordesii, Shrub. Explorer Series Collection.
Deep pink, white undertones, golden-yellow stamens. Mild fragrance. 20 to 25 petals. Average diameter 3". Double (17-25 petals) bloom form. Occasional repeat later in the season.
Dense. Glossy, dark green foliage.
Height of 3' to 5' (90 to 150 cm). Width of 3' (90 cm).
USDA zone 2b and warmer. Very hardy. Disease susceptibility: very disease resistant.
In The Canadian Explorer Roses, Felicitas Svejda said of this rose, "'Frontenac' combines the attributes I had aimed for: hardiness with a long flowering season and high flower production, and resistance to powdery mildew and blackspot. It compares well to 'Champlain' in flowering attributes but is improved in hardiness and disease resistance. It is a bush rose with semi-double pink flowers; it should be more popular than it is, but a pink rose does not seem to have the appeal of a red rose."
United States - Patent No: PP 9,210 on 25 Jul 1995 VIEW USPTO PATENT
Application No: 08/215,590 on 21 Mar 1994
The new variety of shrub rose plant of the present invention was created by artificial pollination during 1981 at the Central Experimental Farm, Ottawa, Ontario, Canada.
Royall River Roses says this rose has large, 3 1/2", semi-double blossoms that are deep pink and borne in clusters of 8...
Some difference of opinion about parentage, see References...
In September 1998, the Montreal Botanical Garden (Le Jardin Botanique de Montreal) carried out a survey of its roses' resistance to black spot, powdery mildew and rust. This is one of the outstanding varieties which showed a 0% to 5% infection rate. The data were taken on well-established roses.
HMF parentage based Dr. Svejda's notes and not the patent application.
(( Queen Elizabeth x Arthur Bell) x (Double Red Simonet x Von Scharnhorst)) x Felix Leclerc - [Svejda];
(('Queen Elizabeth' x 'Arthur Bell') x ('Simonet Red' x Von Scharnhorst')) x ((R. kordesii x ('Red Dawn' x 'Suzanne') x ('Red Dawn' x 'Suzanne'))) - [MR12]