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Herbaceous Perennial

Salvia involucrata 'Bethellii'

rosy-leaf sage 'Bethellii'

A woody-based perennial with ovate, hairy leaves and dense terminal spikes of tubular purplish-red flowers opening from pink bracts in summer and autumn

Synonyms

Salvia bethellii hort.

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Ultimate height

1–1.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

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)

Botanical details

Family: Lamiaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy
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

Grow in light, moderately fertile well drained soil in full sun or light dappled shade with shelter from cold, drying winds. Protect with a dry winter mulch

Propagation

Softwood cuttings at any time of year as long as suitable growth is available. Divide established clumps in spring

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Patio and container plants
Mediterranean climate plants
Wildlife gardens
Flower borders and beds
Wall side borders
Conservatory and greenhouse

Pruning

Cut back spent flower spikes to prolong flowering

Pests

May be susceptible to damage by rosemary beetle, slugs and snails, capsid bug and leafhoppers

Diseases

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

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