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How to Grow Mangetout

Pisum sativum var. saccharatum

Hardy Cool Season Continuous Harvest

When to Start

Direct sow outdoors as soon as soil reaches 6°C — typically early to mid spring. Can also be started indoors 3 weeks earlier for a head start.

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Growth Stages

Sow seeds
Germination ~10d
Flowering ~50d
Fruiting ~65d
Harvest ~75d

Approximate days from start

Care Essentials

  • Rarely needed — fix their own nitrogen. Mulch to retain moisture.
  • Eat pods whole — that's the point. Pick young for the sweetest, most tender pods.

Companion Planting

Growing Conditions

Min. soil temperature: 6°C+
Germination temperature: 8–18°C

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Spacing & Planting

Plant spacing 8 cm
Row spacing 60 cm
Sow depth 5 cm
Mature height 150 cm
Mature spread 20 cm

Also known as Snow Peas. Provide a trellis or netting for support. Plant in double rows on either side of the support.

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Care Guide

Feeding
Rarely needed — fix their own nitrogen. Mulch to retain moisture.
Watch for
  • Pea moth
  • Powdery mildew
  • Mice
  • Birds

Pests & Diseases

Pest Pea Moth

Identification: Small maggots found inside pods at harvest, frass visible inside pods, entry holes in pod wall

Organic treatment:
  • Cover with insect mesh during flowering (June-August)
  • Sow early (February-March) or late (after mid-June) to avoid peak flight period
  • Pheromone traps to monitor adult activity
Chemical treatment:
  • No effective chemical treatments available to home gardeners
Pest Slugs and Snails

Identification: Seedlings eaten to ground level, irregular holes in young leaves, slime trails

Organic treatment:
  • Beer traps near rows
  • Nematode biological control (Nemaslug)
  • Start in modules and plant out as sturdy transplants
Chemical treatment:
  • Ferric phosphate pellets (wildlife-safe)
Pest Pea Aphid

Identification: Clusters of bright green aphids on shoot tips, flowers, and developing pods, sticky honeydew, sooty mould

Organic treatment:
  • Encourage natural predators (ladybirds, hoverflies, lacewings)
  • Blast off with a jet of water
  • Soft soap spray
Chemical treatment:
  • Pyrethrum-based contact spray as a last resort
Disease Powdery Mildew Erysiphe pisi

Symptoms: White powdery coating on leaves, stems, and pods, leaves yellow and dry out, reduced yield

Treatment: Remove badly affected foliage. Water at the base to keep roots moist.

Prevention: Space plants well for airflow. Water consistently to avoid drought stress. Choose mildew-resistant varieties.

Disease Downy Mildew Peronospora viciae

Symptoms: Yellow patches on upper leaf surfaces, grey-purple fuzzy growth underneath, stunted growth in young plants

Treatment: Remove affected plants. Improve air circulation.

Prevention: Avoid overcrowding. Ensure good drainage. Do not sow into cold, wet soil. Rotate pea crops.

Growing Conditions

Min. soil temperature6°C
Germination temperature8–18°C
Base growth temperature4°C
Min. daylength to start8.5h
Photoperiod sensitivityday neutral

Frequently Asked Questions

How far apart should I plant Mangetout?
Plant Mangetout 8cm apart with 60cm between rows.
When can I harvest Mangetout?
Mangetout is ready to harvest approximately 55 days after transplanting.
Is Mangetout frost hardy?
Mangetout is classified as Hardy.

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