Phlomis longifolia var. bailanica

RHS Plant Profile
long-leaved Jerusalem sage

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A spreading, evergreen shrub with white, woolly young shoots. The mature leaves are oval; green and deeply veinedabove, grey andwoolly below. Spires of deep yellow, hooded flowers are produced in rings on upright stems in summer

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

1-1.5 metres

Max Spread

1.5-2.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1.5-2.5 metres
Max Height
1-1.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–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
Lamiaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus
Phlomis can be herbaceous perennials or evergreen shrubs, with sage-like leaves and whorls of tubular, hooded flowers over a long period in summer
Name Status
Correct
Plant Range
SW Asia

How to Grow

Cultivation

Needs well-drained soil in a sunny, sheltered position - will only tolerate a few degrees of frost

Propagation

Propagate by softwood cuttings in summer or division in the spring. Propagate by seed in late spring under cover

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • Mediterranean climate plants
  • City and courtyard gardens
  • Wildlife gardens
  • Low Maintenance
  • Flower borders and beds

Pruning

Pruning group 8 or pruning group 9

Pests

May be susceptible to leafhoppers

Diseases

May be susceptible to honey fungus (rarely)