Buddleja × weyeriana 'Honeycomb'

RHS Plant Profile
butterfly bush 'Honeycomb'

Save a plant

Where do you want to save Buddleja × weyeriana 'Honeycomb'?

Plants I own
Wishlist
Go to My Plants
butterfly bush 'Honeycomb' Janet Cubey
Shrubs
Buy this from Plant Nurseries
4 Suppliers

'Honeycomb' is a deciduous shrub of arching habit with grey-green foliage, this cultivar has globular clusters of creamy, yellow flowers in late summer and autumn

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
2–5 years
Max Spread
1-1.5 metres
Max Height
1.5-2.5 metres

Growing Conditions

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

Position

Full sun
Aspect
West–facing or East–facing or South–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

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Scrophulariaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Buddleja can be evergreen or deciduous shrubs, occasionally trees or scrambling climbers with simple leaves and panicles of small, tubular fragrant flowers
Name Status
Accepted

How to Grow

Cultivation

Grow in any well-drained soil in full sun. See buddleja cultivation for more detailed advice

Propagation

Take softwood cuttings in spring and summer, semi-ripe cuttings from midsummer or root hardwood cuttings from autumn to midwinter and keep frost free

Suggested planting locations and garden types

  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Wildlife gardens
  • Flower borders and beds

Pruning

Pruning group 6 in spring

Pests

May be susceptible to aphids, capsid bugs, caterpillars, earwigs, figwort weevils, glasshouse red spider mite, leaf and bud eelworm, and mullein moth

Diseases

May be susceptible to honey fungus, fungal leaf spot, and virus diseases