Prosopis alba
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Prosopis alba

South American mesquite · Algarrobo blanco · Argentine Mesquite

Tier 2 Difficulty: easy Water: low Light: full_sun
Water every
7 days
Temperature
15–37 °C
Soil pH
6–8
Hardiness
Zone 8–11
Click count
211
Observations
67

Description

Source: leafsnap

Prosopis alba, commonly known as the white carob tree or algarrobo blanco, is a species of flowering tree in the Fabaceae family. Native to South America, it can be found in countries such as Argentina, Bolivia, Chile, Paraguay, and Uruguay. This tree can grow up to 15 meters (about 49 feet) tall, with a trunk diameter of up to 1 meter (about 3.3 feet). It has a deep root system that enables it to thrive in arid regions with low rainfall and high temperatures. The leaves of Prosopis alba are small and compound, with numerous green-grayish leaflets. The tree produces small, yellowish-white flowers that bloom during springtime. The fruit of this plant, known as an algarrobo bean, has been used for centuries by indigenous people as a food source for both humans and animals due to its high nutritional value. Prosopis alba also possesses medicinal properties. It is used to treat respiratory problems such as asthma and bronchitis, thanks to its anti-inflammatory properties. Ecologically, this plant is significant as it provides shade for other vegetation during hot weather conditions. Additionally, it helps enrich the soil by fixing nitrogen, thus promoting better growth for surrounding plants. Overall, Prosopis alba is an important species both ecologically and culturally. Its various uses throughout history make it a valuable resource within South America's ecosystem.

Care Guide

💧 Water Every 7 days
Suggested frequency: Every 7 days
☀️ Light Full sun

Algarrobo blanco comes from open habitats, like sunlit meadows and forest edges, where light is abundant. It does best in Full Sun but can also tolerate Partial Sun, showing good adaptability to different light conditions.

Ideal: Full sun
🌡️ Temperature 15–37.8°C

Algarrobo blanco shows good temperature adaptability, being capable of withstanding higher heat and wider temperature swings. In hot weather, attention should be paid to watering and adequate shading should be provided to avoid sunburn. On the other hand, Algarrobo blanco is fairly intolerant of low temperatures. Although it can endure some cold, very low temperatures can cause frost damage.

Ideal temperature: 15–37.8°C
💨 Humidity
Humidity:
🪴 Soil 6-8
Soil pH: 6-8
🌱 Fertilizer

Fertilize your Algarrobo blanco in early spring to encourage healthy growth. Regular feeding boosts its overall health, producing vigorous growth, greater tolerance of harsh conditions, and enhanced resistance to pests and diseases. Follow a consistent fertilization schedule for your Algarrobo blanco to keep the foliage vibrant, richly colored, and lush.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Tree
Life Cycle
Perennial
Genus
Prosopis
Family
Fabaceae
Hardiness Zone
8-11
Mature Height
11.89 m
Mature Spread
11.89 m
Leaf Color
Light Green, Yellow
Leaf Type
Deciduous
Flower Color
White
Flower Size
0.51 cm to 0.76 cm
Bloom Time
Late spring, Early summer, Mid summer
Planting Time
Spring, Summer, Autumn
Harvest Time
Mid summer, Late summer, Early fall
Native Area
Bolivia, Peru

Tags (6)

Common Names (3)

en South American mesquite
en Algarrobo blanco
en Argentine Mesquite