Halimium lasianthum f. concolor hort.

RHS Plant Profile

woolly rock rose 'Concolor'

John Fielding

Synonyms

Halimium lasianthum 'Concolor', Halimium lasianthum f. concolor hort.

Shrubs

A bushy, spreading, evergreen shrub to 1m tall with oval, grey-green leaves and golden-yellow, saucer-shaped flowers borne in late spring and early summer

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1-1.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun

Aspect: South–facing or West–facing
Exposure: 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): H4
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Cistaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Cistus are evergreen shrubs with simple, opposite leaves and 5-petalled, bowl-shaped, white, pink or purplish flowers, each lasting a single day, over a long period in summer
Name Status: Synonym

How to Grow

Cultivation

Grows best in well-drained sandy soil in full sun

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Mediterranean climate plants
Gravel garden
Cottage and informal garden
Coastal

Pruning

pruning group 9

Pests

Generally pest-free

Diseases

Generally disease-free