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RosesShrubs

Rosa 'Madame Boll' (DPo)

rose 'Madame Boll'

A bushy vigorous shrub about 90cm tall, with large grey-green leaves, and masses of strongly fragrant, fully double, dark pink flowers with paler pink outer petals, which appear from July through to September: introduced in 1863, sometimes known as 'Compte de Chambord'

Synonyms

Rosa 'Madame Knorr' misapplied
Rosa × damascena 'Comte de Chambord' misapplied
see moreRosa 'Comte de Chambord' misapplied

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Ultimate height

1–1.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Rosaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy
Potentially harmful: Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling. Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus: Rosa can be deciduous or semi-evergreen shrubs or scrambling climbers, with usually thorny stems bearing compound pinnate leaves and solitary or clustered flowers. Flowers may be followed by showy red or purple fruits in some varieties.
Name status: Accepted
Horticultural Group: Damask Portland roses are bushy shrubs with semi-double or double, usually fragrant flowers borne intermittently from summer to autumn

How to grow

Cultivation

Grow in full sun with fertile, humus-rich, moist but well-drained soil. For best flowering apply a balanced fertiliser and mulch in late winter or early spring and a balanced fertiliser again in early summer. Tolerant of poor soil and shade. See rose cultivation

Propagation

Propagate by hardwood cuttings in autumn or by chip budding in summer

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Flower borders and beds
Cut flowers

Pruning

Pruning group 21 (shrub roses)

Pests

May be susceptible to aphids, rose leafhopper, glasshouse red spider mite, scale insects, caterpillars, large rose sawfly and rose leaf-rolling sawfly. Rabbits and deer can cause damage

Diseases

May be susceptible to rose black spot, rose rust, rose powdery mildews, which are the most common rose diseases. May also be susceptible to rose dieback, replant disease, a canker, a virus and sometimes honey fungus

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