'Jaune ancien' rose Description
Photo courtesy of jannorcal
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Hybrid Foetida, Species / Wild.
Golden-yellow. Occasional carmine-red streaks. Unpleasant fragrance. 40 petals. Average diameter 2.5". Small, semi-double to double, globular bloom form. Once-blooming spring or summer.
Armed with thorns / prickles, spreading. Small, semi-glossy, fragrant foliage. 7 leaflets.
Height of 4' 11" to 6' 7" (150 to 200 cm). Width of 4' to 5' (120 to 150 cm).
USDA zone 3b and warmer. Vigorous. Disease susceptibility: susceptible to blackspot . Do not prune. Resist the urge to prune this rose too heavily -- it doesn't like it!.
According to Dr. David Zlesak, the rose sold in North America as Persian Yellow
is triploid, not tetraploid, suggesting a hybrid origin.
The Swedish Rose Society recommends Persian Yellow for northern Sweden.
For clarification of Dates, see References.