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'Jack Dayson' rose Description
Photo courtesy of Calif Sue
HMF Ratings:
66 favorite votes. Average rating:
GOOD+.
Bloom:
Red, yellow reverse, red edges, yellow undertones, ages to carmine-red . Mild, fruity fragrance. 30 to 35 petals. Average diameter 4.25". Large, full (26-40 petals), borne mostly solitary, in small clusters, high-centered bloom form. Blooms in flushes throughout the season. Medium, long buds.
Habit:
Armed with thorns / prickles, upright, well-branched. Medium, matte, dark green, dense, leathery foliage. 5 leaflets.
Height: 4' to 5½' (120 to 165cm). Width: 30" to 4' (75 to 120cm).
Growing:
USDA zone 7b and warmer. Can be used for cut flower, exhibition or garden. Vigorous. heat tolerant. rain tolerant. Disease susceptibility: susceptible to disease, susceptible to blackspot , susceptible to Mildew, rust resistant. 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. Requires spring freeze protection (see glossary - Spring freeze protection) .
Patents:
Australia - Application No: 1993/006 on 1993 VIEW PBR PATENT New Zealand - Patent No: 990 on 19 Jul 1995 Application No: ROS458 on 8 Jun 1993 Trade Name: Perfect Moment. United States - Patent No: PP 8,007 on 20 Oct 1992 VIEW USPTO PATENTApplication No: 07/639,915 on 10 Jan 1991 Wilhelm Kordes (June 1990)
Notes:
Zimbabwe patent application No. 8835 on April 25, 1988
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