corkscrew rush

Juncus effusus f. spiralis | Also known as: Scirpus lacustris 'Spiralis', Juncus effusus 'Spiralis' | Rating: 1 votes | Print / Pdf

A lovely water plant with fabulously screwy stems.

Finding it tough to incorporate a boggy area into your garden design? Well with juncus effusus f. spiralis or corkscrew rush this task just got a lot easier. This plant is ideal for wet areas of your garden and is a delight to look at thanks to the unusual spiral stems that will have garden visitors doing a double-take as they wrap their heads around this charmingly quirky-looking plant. Corkscrew rush should be grown in acidic loamy, sandy or clay soil that has poor drainage. Alternatively it can be grown in shallow water. Corkscrew rush is a great feature plant for a bog garden or the sides of a pond or stream. It also works well in courtyard gardens or on a patio if grown in a container. Once you’ve successfully incorporated this plant in your garden the fun and attractive appearance will have you reaching for a corkscrew to celebrate your garden design in style!

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Known dangers?
  • no
Height [m]
  • 0.45
Spread [m]
  • 0.6
Dominant flower colour
  • Brown
Flower Fragrance
  • No, neutral please
Flowering seasons
  • Early summer
  • Mid summer
  • Late summer
Foliage in spring
  • Green
Foliage in summer
  • Green
Foliage in Autumn
  • Green
Foliage in winter
  • Green
Propagation methods
  • seed
  • division
Growth habit
  • Clump-forming
  • Acidic
Hardiness zone
  • Z6-9
Heat zone
  • H9-6
Winter temperatures [°C]
  • -23 - -1
Heat days
  • 45 - 150
  • poorly-drained
  • boggy
  • water feature
Soil type
  • Clay
  • loams
Sun requirements
  • Full sun
  • Partial shade
  • Exposed
  • Sheltered
Standard category
  • Aquatic & semiaquatic plants
  • Semiaquatic plants
Grown for
  • Ornamental Foliage
Creative category
  • Kid Approved
  • For Beginners
  • Pond plants
  • For every season
Garden type
  • Bog garden
  • Containers
  • Pond
Gardening expertise
  • beginner
Time to reach full size
  • 2 to 5 years