Spinacia oleracea

RHS Plant Profile
spinach

Other common names

common garden spinach, winter spinach

Annual Biennial

Spinach is a leafy green annual herb approximately 30cm tall, producing generous harvests of deep-green, crinkled, oval to triangular leaves with a beautiful rich, savoury flavour. The leaves vary in size and flavour, and can be eaten raw or cooked. If left to flower, the yellow-green flowers are inconspicuous and around 3mm

Position

Full sun, Partial shade

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 year
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 Partial shade
Aspect
South–facing or East–facing or West–facing
Exposure
Sheltered
Hardiness
H4

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Amaranthaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Spinacia are annual or biennial herbaceous plants, usually dioecious, with upright stems and smooth leaves that are ovate or triangular. Edible species are cultivated for their leaves (spinach)
Name Status
Correct
Plant Range
Central and Western Asia

How to Grow

Cultivation

Does best on fertile soil rich in organic matter with a steady moisture supply. Winter crops need a sunny position, summer crops benefit from a little shade. Sow from February (under biodegradable fleece or cloches) to the end of May. See spinach cultivation

Propagation

Propagate by seed. See sowing vegetable seeds

Suggested planting locations and garden types

  • Patio and container plants

Pruning

No pruning required

Pests

Generally pest-free but may be susceptible to damage by slugs and pigeons

Diseases

May be susceptible to spinach downy mildew