Oreomecon nudicaulis Gartenzwerg Group

RHS Plant Profile

Icelandic poppy Gartenzwerg Group

RHS

Synonyms

Papaver nudicaule Gartenzwerg Group
Papaver nudicaule 'Garden Gnome'
Papaver orientale 'Garden Gnome'
Papaver nudicaule Garden Gnome Group
Papaver nudicaule Gartenzwerg Series
Papaver 'Garden Gnome'
Oreomecon nudicaulis Garden Gnome Group
Papaver nudicaule Garden Gnome Series

Annual Biennial

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Gartenzwerg Group is a dwarf poppy; a short-lived perennial usually grown as a biennial. The lobed, grey-green foliage forms a soft mound about 30cm across. The fragrant, papery, bowl-shaped flowers in white, cream, yellow, orange or red appear from late spring to late summer on stems to 30cm tall

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1–2 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or West–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): H7

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Papaveraceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Columnar upright
Genus: A relatively new genus of perennial alpine poppy with long, hairy, leafless stems and solitary red, white, yellow or orange flowers
Name Status: Accepted

How to Grow

Cultivation

Grow in a deep, fertile, well-drained soil in full sun

Propagation

Propagate by seed sown in spring

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

Cut back after flowering

Pests

May be susceptible to aphids

Diseases

May be susceptible to downy mildews, powdery mildews, fungal wilts and verticillium wilt