Not the plant you're looking for? Search over 300,000 plants

Annual BiennialHerbaceous Perennial

Salvia Big Blue ('Pas1246577')

sage [Big Blue]

A compact, upright perennial usually grown as an annual, with oval-shaped, aromatic green leaves and dense spikes of tubular-shaped, intense blue flowers over a long period in summer and autumn. A great choice for pots and containers

Synonyms

Salvia 'Pas1246577'

Save to My plants

Buy this plant

Plant nurseries
1 suppliers

Ultimate height

0.5–1 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
Partial shade

Aspect

South–facing or East–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 GB / Ireland: No
Foliage: Deciduous
Habit: Bushy, Columnar upright
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: Trade

How to grow

Cultivation

Grow in fertile, moist but well-drained, soil in full sun. Pinch out young growth to encourage bushiness. Water in dry weather

Propagation

Propagate by seed sown at 15-18°C in spring, by division in spring or by semi-ripe cuttings in summer

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Coastal
Mediterranean climate plants
Flower borders and beds
Garden edging
Bedding

Pruning

Cut back faded flower spikes after flowering

Pests

May be susceptible to slugs

Diseases

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

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.