Asparagus Pea (Lotus tetragonolobus)

Asparagus Pea

Lotus tetragonolobus

Crisp winged pods hold edible promise, a compact edible ornamental. Annual herbaceous plant; common name: asparagus pea.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates mild afternoon shade in hot temperate or subtropical regions
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Watering Keep soil evenly moist during active growth; avoid waterlogging to prevent root rot
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Temperature Thrives in temperate to warm conditions; avoid frost exposure as plants are frost-tender
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Characteristics

  • Leaf: Compound trifoliate leaves with oval, bright green, smooth-textured leaflets
  • Flower: Pea-like bright red to pink blooms, 2–3 cm across, borne in leaf axils
  • Pod: Four-angled winged green pods, 5–8 cm long, maturing to light brown
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Care Guide

Watering

Keep top 2 cm of soil moist; water deeply when dry

Fertilization

Diluted balanced feed every 2 weeks. Reduce feeding once pod production begins to avoid excessive foliage growth

Banana peel compost tea:Soak fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to support pod development
Pruning
  • Pinch back young stem tips to encourage bushier, more productive growth
  • Remove spent flowers to prolong blooming and increase pod yield
  • Trim dead or yellowing foliage after harvest to tidy planting areas
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No documented toxicity to cats

Humans: No known toxicity to humans; pods are edible when cooked

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Garden Uses & Culture

Culture: N/A

Usage: Edible cooked pods; ornamental garden border plant