Linaria aeruginea 'Neon Lights'

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toadflax 'Neon Lights'

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toadflax 'Neon Lights' RHS
Herbaceous Perennial
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A herbaceous perennial to 20cm, flowering in its first year from seed. It has whorls of narrow, grey-green leaves topped from late spring to mid-summer with shorts spikes of small, snapdragon flowers in shades of orange, pink, red, white, purple and yellow, with many bicolours

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1 year
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

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

Position

Full sun
Aspect
South–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)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Plantaginaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Linaria can be annuals, biennials or herbaceous perennials, with simple leaves and terminal racemes of 2-lipped flowers with conspicuous spurs
Name Status
Unresolved

How to Grow

Cultivation

Grow in moderately fertile, light, well-drained soil in full sun

Propagation

Propagate by seed in pots in a cold frame in early spring. Propagate by division or softwood cuttings in spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Patio and container plants
  • Flower borders and beds

Pruning

After flowering, plants can be cut back to prevent self-seeding

Pests

May be susceptible to aphids

Diseases

May be susceptible to powdery mildews