Petunia multiflora 'Frenzy Rose' (Frenzy Series)

RHS Plant Profile
petunia 'Frenzy Rose'

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Synonyms

Petunia 'Frenzy Rose'

Award of Garden Merit
Bedding

A bushy, deciduous and free-flowering Grandiflora petunia, ideal for baskets and window boxes. Large, trumpet-shaped pink blooms are produced in profusion all summer

Position

Full sun

Soil Types

Chalk, Clay, 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 Clay Loam Sand
Moisture
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)
H2

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Solanaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Petunia can be annuals or perennials, with simple leaves and large, solitary, trumpet-shaped flowers in the upper leaf axils from late spring to autumn
Name Status
Unresolved

How to Grow

Cultivation

Plant out after the last frosts in fertile, well-drained compost and feed with a general purpose fertiliser every two weeks throughout the growing season. Deadhead regularly to promote further flowering

Propagation

Propagate by seed sown at 13-18°C in early spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Hanging Basket
  • Patio and container plants
  • Bedding
  • Conservatory and greenhouse
  • Flower borders and beds

Pruning

Pinch out growing tips of young plants to encourage branching. Deadhead regularly

Pests

May be susceptible to aphids, slugs and snails

Diseases

May be susceptible to grey mould (botrytis) and petunia virus