Ice-cream bean
Inga edulis
Inga edulis
About this plant
Inga edulis, commonly known as the ice-cream bean, is a tropical tree famous for its long, curved pods filled with sweet, fluffy white pulp that tastes like vanilla ice cream. It has feathery green leaves and produces fragrant flowers. This tree is often grown for its edible fruit, shade, and as a nitrogen-fixing plant that improves soil health.
Taxonomy
- Genus
- Inga
- Family
- Fabaceae
- Higher classification
- Fabales
- Plant type
- Tree
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Amazon Basin, South America
- Distribution
- Native to South America, especially the Amazon region; cultivated in tropical areas worldwide.
Care
- Light preference
- Partial sun
- Suitable locations
- Outdoor, Balcony, Greenhouse
- Preferred window facing
- South-facing, Southeast-facing, Southwest-facing
- Watering frequency
- Moderate
- Watering interval
- 5–10 days
- Humidity
- Normal
- Minimum
- 10 °C
- Maximum
- 35 °C
- Optimal
- 20–30 °C
- USDA hardiness zones
- 10–12
- Soil pH
- 6.0–7.5
- Soil type
- well-draining loam, sandy loam
Watering. Water regularly during dry periods but allow soil to dry slightly between watering to prevent root rot. Young plants need more frequent watering.
Fertilizing. Fertilize young trees every few months with a balanced fertilizer to support growth. Mature trees usually need little additional feeding due to their nitrogen-fixing ability.
Inga edulis is a hardy tree that grows quickly and tolerates some drought and shade. It prefers well-draining soil and regular watering but can survive short dry periods. Watch for root rot if overwatered and prune to maintain shape and health.
Propagation
- Propagation methods
- Seeds, Cuttings
- Care difficulty
- Medium
Ornamental features
- Flowering
- Yes
- Flowering period
- spring–summer
Attractive feathery leaves, fragrant white flowers, and long edible pods with fluffy white pulp.
Toxicity & Safety
- Toxic to humans
- Non-toxic
- Toxic to pets
- Non-toxic
- Weed potential
- Low spread
Non-toxic to humans and pets; the fruit pulp is edible and safe to eat.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Pollen, Skin contact
- Pollen level
- Moderate
Inga edulis produces pollen that might cause mild allergic reactions in sensitive people, such as sneezing or itchy eyes. Those with pollen allergies should avoid close contact during its flowering period. Washing hands after handling the plant can help reduce exposure.
Common problems
Overwatering can cause root rot. Poor drainage or heavy shade may stunt growth. Occasionally, pests like aphids or scale insects can appear but are usually manageable.
Uses
Grown for its sweet edible fruit pulp, shade, and as a nitrogen-fixing tree to improve soil quality. Also used ornamentally in tropical gardens.
Notes
Prune after fruiting to maintain size and encourage new growth. Repot young plants annually to allow root expansion. Sensitive to frost and cold temperatures.