Photo: © Georges Delbard (official variety photo)

Shrub (fragrant shrub rose)Delbard, 2004Pink

Dieter Müller

Pale pink with a lilac tint; full rosettes in clusters; strong aniseed scent; gold medal at Rome 2008; named after a celebrated chef.

= 'Sieur Emmanuel' · Delbard's fragrant rose line

Variety profile Gardeners' photos

Variety profile

Flowering

Repeat flowering

Repeat-flowering continuously, from May to the first frosts. Months are approximate, for the climate of Ukraine.

Awards

Rome 2008

Gold medal · Prix SNHF Paris 2008

Winter hardiness

−20 °C

USDA zone 6b–9. South and centre of Ukraine; in the north, with winter protection.

Compare reference temperatures

Plant size

80–100 × 60 cm

Habit: Upright, naturally branching, bushy, well structured
Dimensions: 80–100 cm tall × ~60 cm wide (taller in a warm climate)
Support: Not needed; a self-standing bush
Shoots: Sturdy, with a purplish tint
Branching: Good

Flower

40 petals

Bud shape: Cupped, dark purple-red
Open flower: Large, full, cupped, peony-shaped rosette of an old-fashioned look
Centre: Full
Fullness: Very double (~40 petals)
Flower carriage: In clusters (several flowers per stem)

Fragrance

Strong; aniseed and herbal (aniseed, basil, fennel, lavender)

Strong; a characteristic aniseed-herb scent: aniseed, basil, fennel and lavender (aniseed dominates).

Disease resistance

4 out of 5

Black spotresistantPowdery mildewresistant

Very good: resistant to powdery mildew and black spot; the flowers are rain-resistant.

Sun

Full sun

The flowers hold up well in rain.

Thorns

Moderate

thornlessfewmoderatemanyvery many

Moderate prickliness.

Foliage

Healthy, medium dark green, leathery and glossy.

Other names

Breeder's code DELamo.

All characteristics in a table

Group: Shrub (fragrant shrub rose)
Breeder: Delbard, France, 2004
Bud shape: Cupped, dark purple-red
Open flower: Large, full, cupped, peony-shaped rosette of an old-fashioned look
Centre: Full
Colour: Pale pink with a lilac sheen; dark buds; as they fade they take on a silvery-lilac tone
Fullness: Very double (~40 petals)
Flower carriage: In clusters (several flowers per stem)
Flowering: Repeat-flowering continuously, from May to the first frosts
Fragrance: Strong; a characteristic aniseed-herb scent: aniseed, basil, fennel and lavender (aniseed dominates)
Hips: Unknown
Habit: Upright, naturally branching, bushy, well structured
Branching: Good
Shoots: Sturdy, with a purplish tint
Thorns: Moderate prickliness.
Dimensions: 80–100 cm tall × ~60 cm wide (taller in a warm climate)
Support: Not needed; a self-standing bush
Foliage: Healthy, medium dark green, leathery and glossy
Resistance: Very good: resistant to powdery mildew and black spot; the flowers are rain-resistant
Variations of the variety: The same variety is sold as 'Sœur Emmanuelle' (France) and under other names; Delbard registers it as a Floribunda, but by habit it is a fragrant shrub

Colour scheme

Pale pink with a lilac-purple sheen; dark buds; as they fade they take on a silvery-lilac tone

Rose neighbours

Gertrude Jekyllbright pink

Princess Annedeep pink

Harlow Carrdeep pink

Icebergpure white · contrast

Perennials to plant nearby

Catmint (Nepeta)blue

Sage 'Caradonna'purple

Perovskialavender smoke

Lamb's ear (Stachys)silvery

Neighbouring roses

Pink roses with a lilac undertone keep to the same palette around Dieter Müller.

Gertrude Jekyll Princess Anne Harlow Carr Iceberg

Perennial companions

Blue-violet and silvery flowers give a clean contrast to the pink-lilac:

catmint (Nepeta)sage 'Caradonna'perovskialamb's ear (Stachys)

Contrasting accents

Blue spires and silver foliage balance the lilac sheen:

DelphiniumPerovskiaStachys byzantina

More about the variety

Hips: Unknown
Variations of the variety: The same variety is sold as 'Sœur Emmanuelle' (France) and under other names; Delbard registers it as a Floribunda, but by habit it is a fragrant shrub

How to grow

Where to plant. In a mixed border, a fragrant garden, near seating areas (for its unusual aniseed scent); lovely for cutting.

Climate. South and centre of Ukraine: no protection needed; in the north: winter protection (USDA zone 6b).

Care. Moderate; full sun, rich soil; the flowers hold up well in rain; feed twice in the season.

About the name

Name. The German name honours Dieter Müller (born 1948), a German chef who held 3 Michelin stars (Restaurant Dieter Müller). The French name, 'Sœur Emmanuelle', honours Sister Emmanuelle (1908–2008), a Belgian-French nun and humanitarian. Both names suit its 'gourmet' herbal scent.

Breeding. Raised by the house of Georges Delbard (France) in 2004; part of Delbard's scented line, whose theme is culinary and herbal fragrances. Code: DELamo. Parent forms not published.

Significance. A 'signature' variety for scent: a rare aniseed-basil bouquet; healthy and rain-resistant. Gold medal at Rome (2008) and the Prix SNHF in Paris (2008).

Frequently asked questions about Dieter Müller

Does Dieter Müller need winter protection?

The cultivar’s reference temperature is −20 °C (USDA zone 6b–9). Overwintering depends on the conditions. South and centre of Ukraine; in the north, with winter protection.

How many times a season does Dieter Müller flower?

Repeat-flowering continuously, from May to the first frosts.

How big does Dieter Müller grow?

80–100 cm tall, about 60 cm wide.

Which diseases affect Dieter Müller?

Overall resistance: 4 out of 5. Very good: resistant to mildew and black spot; rain-resistant.

How much sun does Dieter Müller need?

Full sun; the flowers hold up well in rain.

What does Dieter Müller smell like?