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Herbaceous Perennial

Salvia 'Peru Blue'

sage 'Peru Blue'

A woody-based perennial to 1.5m tall with large, prominently veined, greyish-green, heart-shaped leaves. Spikes of blue flowers with protruding white stamens and lime-green calyces are produced from summer to autumn

Synonyms

Salvia macrophylla 'Peru Blue'
Salvia 'Tingo Blue'
see moreSalvia macrophylla from Tingo, Peru

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Ultimate height

1–1.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

South–facing or West–facing or East–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: Semi evergreen
Habit: Bushy, Clump forming
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: Unresolved

How to grow

Cultivation

Grow in light, moderately fertile, moist but well-drained soil in full sun with shelter from cold, drying winds; in frost-free areas in winter, protect from excessive wet, while in frost-prone areas protect plants with biodegradable fleece, move plants under cover, or take cuttings to provide next year's plants

Propagation

Propagate by softwood cuttings in spring or semi-hardwood cuttings in late summer

Suggested planting locations and garden types

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

Pruning

Cut back spent flower spikes to prolong flowering

Pests

Generally pest-free

Diseases

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

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