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Herbs - CulinaryShrubs

Salvia rosmarinus (Prostrata Group) 'Jackman's Prostrate' (Ro)

A spreading, semi-trailing evergreen shrub, to around 50cm high, with highly aromatic, linear dark green leaves with pale, felted undersides. Small, pale blue flowers are produced in the leaf axils in late spring and early summer

Synonyms

Rosmarinus officinalis (Prostratus Group) 'Jackman's Prostrate'

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Chalk

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

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: Lamiaceae
Native to the UK: No
Foliage: Evergreen
Habit: Trailing
Potentially harmful: Skin allergen. Wear gloves and other protective equipment when handling
Genus: Salvia can be annuals, biennials, herbaceous or evergreen perennials, or shrubs. They have paired, simple or pinnately lobed, often aromatic leaves and 2-lipped flowers in whorls, forming simple or branched spikes or racemes
Name status: Accepted

How to grow

Cultivation

Thrives in a sunny spot, in light, well-drained soil that is not too acidic. Protect from excess winter wet, and from hard frosts in colder locations. See rosemary cultivation for more advice

Propagation

Propagate by heel cuttings in spring or by semi-ripe cuttings in late summer

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Gravel garden
hanging basket
Mediterranean climate plants
Patio and container plants
Rock garden
Wildlife gardens
Low Maintenance
Banks and slopes
Ground cover

Pruning

Pruning group 9 but no regular pruning required

Pests

May be susceptible to rosemary beetle, cuckoo spit, sage leafhopper, tortrix moth and scale insects

Diseases

May be susceptible to honey fungus (rarely), powdery mildews, verticillium wilt and foot and root rots

Get involved

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