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botanical name:
Rosa 'Duchess of Portland'
Rosa 'Duchess of Portland' © Deeproot Plant Base
common name:  Shrub Rose, The Portland Rose, Scarlet Four Seasons Rose
synonyms:  Rosa 'Portland Rose', Rosa paestana, Rosa portlandica
family:  Rosaceae
characteristics: shrub, scented/aromatic
height: 1.50m
width: 1.20m
growth rate: medium
growth habit: bushy
leaf colour: green
flower colour: red
main season: Summer
aspect: full sun, part shade
conditions: dry soil, moist soil, clay soil
preferred soil pH: neutral
minimum temp: -15°C
USDA zone: 7 to 10
description:
Bushy shrub rose. Prolific clusters of single or semi-double bright scarlet red flowers with conspicuous anthers. Repeat flowering. Vigorous growth and healthy foliage.

cultivation:
Fertile, moist, well drained soil in an open sunny position. Tolerant of poor soils and some shade.
Prune in spring to maintain shape.

propagation:
By cuttings

usage:
Excellent for hedging

other notes:
Raised about 1790

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