Tetragonia tetragonoides

RHS Plant Profile
New Zealand spinach

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Other common names

warrigal, warrigal cabbage

Annual Biennial
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A perennial, often grown as an annual salad, to 30cm tall. It is cultivated for its edible, slightly succulent leaves which are borne on upright stems. Harvest leaves as needed and enjoy them raw, or wilted like spinach

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
1–2 years
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)
H3

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Aizoaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Columnar upright
Genus
Name Status
Correct

How to Grow

Cultivation

Grow in any moderately fertile, moist but well-drained soil in full sun. Protect from frosts

Propagation

Propagate by seed. See sowing vegetable seeds

Suggested planting locations and garden types

  • Coastal
  • Patio and container plants
  • Conservatory and greenhouse

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free