Asparagus horridus L.

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Shrubs

An evergreen, spiny shrub native to coastal mediterranean islands, up to 2.5 meters in height. Bushy habit and small yellow flowers in spring, very salt tolerant.

Position

Full sun

Soil Types

Sand, Loam

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1-1.5 metres
Max Height
1.5-2.5 metres

Growing Conditions

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

Position

Full sun
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)
H3

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Asparagaceae
Native to GB/Ireland
No
Foliage
Deciduous, Evergreen
Habit
Bushy
Potentially harmful
Skin allergenfruits harmful if eaten. Wear gloves and other protective equipment when handling
Genus
Asparagus can be evergreen or deciduous perennials or subshrubs, sometimes climbing, with tuberous rootstock. Stems bear both inconspicuous scale-like leaves and larger, leaf-like phylloclades, with small white or pinkish flowers followed by red berries
Name Status
Unresolved

How to Grow

Cultivation

Grow in well-drained soil. Good for mild, coastal areas.

Propagation

Propagate by seed or semi-ripe cuttings

Suggested planting locations and garden types

  • Coastal
  • Mediterranean climate plants

Pruning

pruning group 1

Pests

Generally pest-free

Diseases

Generally disease-free