How to Grow Black-Eyed Pea
Vigna unguiculata
Black-eyed peas are one of the most heat-tolerant and drought-resistant vegetables you can grow. Direct sow into warm soil (18°C+) after all frost risk has passed, or start indoors 3–4 weeks early in cool climates. They thrive in full sun and well-drained soil — even poor soil works well thanks to their nitrogen-fixing ability. Bush types need no support; climbing types appreciate short canes. Water regularly but avoid waterlogging. Pick pods green for fresh eating, or leave to dry fully on the plant for storing as dried beans. They improve soil for next year's crops.
When to Start
Start seeds indoors 6 weeks before your last frost date. Transplant outdoors once night temperatures stay above 15°C and soil has warmed to at least 18°C.
Don't know your frost date? Find it here →
Growth Stages
Approximate days from start
Care Essentials
- Rarely needed — cowpeas fix their own nitrogen. Light balanced feed at planting; avoid high nitrogen which promotes leafy growth at the expense of pods.
- One of the most heat-tolerant legumes. Thrives in poor soils and drought conditions that would stress other crops. Excellent nitrogen fixer — improves soil for following crops.
Growing Conditions
- Min. soil temperature
- 18°C+
- Germination temperature
- 18–30°C
- Direct sow
- —
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Spacing & Planting
| Plant spacing | 10 cm |
| Row spacing | 45 cm |
| Sow depth | 2.5 cm |
| Mature height | 60 cm |
| Mature spread | 30 cm |
Pests & Diseases
Pest Cowpea Aphid
Identification: Dense clusters of small black or green insects on growing tips and undersides of leaves; sticky honeydew residue
- Blast off with a strong jet of water
- Encourage ladybirds and lacewings
- Apply insecticidal soap spray
- Check harvest intervals for edible crops
Pest Whitefly
Identification: Tiny white winged insects that fly up when plant is disturbed; sticky deposits and yellowing leaves
- Yellow sticky traps
- Insecticidal soap spray
- Encourage natural predators
- Check harvest intervals for edible crops
Disease Powdery Mildew Erysiphe polygoni
Symptoms: White powdery coating on leaves and stems, especially in warm humid conditions or where airflow is poor
Treatment: Remove affected leaves. Improve air circulation. Apply potassium bicarbonate spray.
Prevention: Space plants well, avoid overhead watering, choose resistant varieties where available
Disease Root Rot
Symptoms: Wilting despite moist soil; yellowing lower leaves; brown, soft roots when plant lifted
Treatment: No recovery once established — remove and dispose of affected plants
Prevention: Ensure excellent drainage; never sow into cold, wet soil; rotate crops annually
Growing Conditions
| Min. soil temperature | 18°C |
| Germination temperature | 18–30°C |
| Base growth temperature | 15°C |
| Min. daylength to start | 10h |
| Photoperiod sensitivity | short day |
Frequently Asked Questions
- How far apart should I plant Black-Eyed Pea?
- Plant Black-Eyed Pea 10cm apart with 45cm between rows.
- Is Black-Eyed Pea frost hardy?
- Black-Eyed Pea is classified as Tender.
