Phaseolus coccineus 'Liberty'

RHS Plant Profile
bean (runner) 'Liberty'

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A climbing runner bean usually grown as an annual and reaching up to 3m tall. Large red flowers in summer are followed by mid-green, edible pods up to 35cm long, from late summer until the first frosts

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

2.5-4 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1 year
Max Spread
0.1-0.5 metres
Max Height
2.5-4 metres

Growing Conditions

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

Position

Full sun
Aspect
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
Fabaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Climbing
Potentially harmful
Raw pods/beans harmful if eaten. Wear gloves and other protective equipment when handling. Pets (dogs): Raw pods/beans harmful if eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus
Phaseolus are annual or perennial legumes, usually climbing or trailing in form, and with trifoliate leaves. Grown as crop plants for their edible seeds, including runner, French and lima beans, as well as for animal feed, green manures and as ornamentals
Name Status
Accepted

How to Grow

Cultivation

Grow up support in any moisture retentive soil in full sun. For more information see runner-bean cultivation

Propagation

Propagate by seed. See sowing vegetable seeds

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Wildlife gardens
  • Climber and wall shrubs
  • Wall side borders

Pruning

Remove tips of shoots once they reach the top of the support

Pests

May be susceptible to black bean aphid and to slugs, snails and birds

Diseases

May be susceptible to foot rot