Berula erecta

RHS Plant Profile
lesser water parsnip

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Other common names

dyfrforonen gulddail

Synonyms

Berula angustifolia
Sium angustifolium

Herbaceous Perennial
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An herbaceous perennial with a clump-forming, upright habit up to 1m tall. It has hollow, grooved stems and pinnate leaves, giving a feathery appearance. Flowering from June to September, it produces small, white, five-petaled blooms in umbrella-like clusters. The foliage emits a mild parsley-like scent when crushed

Position

Full shade

Soil Types

Clay, Loam

Size

Time to Maturity
1–2 years

Growing Conditions

Clay Loam
Moisture
Poorly–drained
pH
Alkaline or Neutral

Position

Full shade
Aspect
East–facing or North–facing or 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)
H7

Colour & Scent

Fragrance Foliage
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apiaceae
Native to GB/Ireland
Yes
Foliage
Deciduous
Genus
Name Status
Correct

How to Grow

Cultivation

Thrives in wet habitats such as ditches, canals, ponds, fens, and marshes in full sun

Propagation

Propagate by division

Suggested planting locations and garden types

  • Cottage and informal garden
  • Wildlife gardens
  • Bedding

Pruning

Cut back old or dead foliage in late winter or early spring

Pests

Generally pest-free

Diseases

Generally disease-free