Teucrium flavum

RHS Plant Profile
yellow germander

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yellow germander RHS

Synonyms

Teucrium discolor

Herbaceous Perennial Shrubs
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A deciduous sub-shrub with shiny, green leaves that reaches approximately 45cm in height. The flower spikes consist of small, pale yellow flowers that have a purple base in summer

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

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

Position

Full sun
Aspect
East–facing or 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)
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
Deciduous
Habit
Clump forming, Bushy
Potentially harmful
Harmful if eaten. Wear gloves and other protective equipment when handling LJD
Genus
Teucrium can be herbaceous perennials, deciduous or evergreen shrubs or sub-shrubs, with paired, aromatic leaves and tubular, 1-lipped flowers in whorls
Name Status
Correct
Plant Range
Mediterranean

How to Grow

Cultivation

Grow in light, well-drained soil in good light.

Propagation

Propagate by seed, or from softwood or semi-ripe cuttings

Suggested planting locations and garden types

  • Cottage and informal garden
  • Flower borders and beds

Pruning

Prune in spring, before new growth begins, to maintain shape

Pests

Generally pest-free

Diseases

Generally disease-free