Dipteryx alata
| Baru (Dipteryx alata) | |
|---|---|
| Scientific name | Dipteryx alata [1] |
| Common names | Baru, cumbaru [2] |
| Family | Fabaceae [1] |
| Order | Fabales [1] |
| Genus | Dipteryx [1] |
| Habit | Evergreen Cerrado tree, reported at 15–25 m [2] |
| Growing conditions | Sunny position; established plants are described as drought tolerant [2] |
| Propagation | Fresh seed in individual containers in semi-shade; low germination and sprouting in about 30–40 days are reported [2] |
| Uses | Dry pulp is eaten raw or processed; the seed or almond is toasted or cooked [3] |
| Environmental pattern | Dry savanna and semi-deciduous forest of the Brazilian Cerrado [2] |
Baru, Dipteryx alata, is a large Brazilian Cerrado tree valued for its dry fruit pulp and edible seed or almond. The accepted species belongs to Fabaceae and the genus Dipteryx. [1][2]
Its native settings include dry savanna and semi-deciduous forest. That seasonal, open-country context is more useful for cultivation planning than treating baru as a generic humid-tropical tree. [2]
Description[edit | edit source]
The species is described as an evergreen tree reaching about 15–25 m in its native setting. It is associated with the Brazilian Cerrado and with dry savanna or semi-deciduous forest. [2]
Cultivation[edit | edit source]
Soil and water[edit | edit source]
Baru's native dry-savanna and semi-deciduous-forest pattern supports a freely draining planting site rather than a root zone that remains saturated. Use a sunny site with drainage appropriate to the local soil, and establish young plants with regular moisture while their roots are developing. The species account describes established plants as drought tolerant, but it does not establish a universal irrigation interval, soil-pH range, or drought limit. [2]
Sun and humidity[edit | edit source]
Give baru an open, sunny position. The species account specifically recommends sun and describes drought tolerance after establishment; those points fit a tree of the open Cerrado more closely than a permanently shaded, high-humidity understory position. No fixed humidity threshold is established, so airflow and drainage remain more defensible starting points than a precise humidity target. [2]
Seasonal changes[edit | edit source]
The native pattern is a pronounced dry-season environment within the Cerrado, with semi-deciduous forest among the recorded habitats. In cultivation, keep the root zone draining through wetter periods and avoid treating established drought tolerance as a reason to withhold water from a young tree. Flowering dates, winter response, and cold limits vary with provenance and climate and are not stated here as fixed values. [2]
Propagation[edit | edit source]
Fresh seed is sown in individual containers in semi-shade. Germination is described as usually low, with sprouting in about 30–40 days. These are source-specific observations rather than a guaranteed rate or schedule for every seed lot. [2]
For dried seed, scarification and soaking are given as cautious possibilities. Treat that as a handling suggestion rather than a validated species-wide protocol; seed age, storage history and preparation can change the result. [2]
Flowering, fruiting, and harvest[edit | edit source]
The fruit is collected after falling or when the seed has loosened from the fruit. A practical harvest is therefore to gather sound fallen fruit promptly, or to inspect attached fruit for loosening seed rather than relying on an unsupported calendar date. [4]
Fruit and uses[edit | edit source]
The dry pulp is eaten raw or processed, and the seed or almond is eaten toasted or cooked. The almond is the economically valued edible fraction; fruits are collected after falling or after the seed loosens. [2][3]
For roasted almonds, dry, airy, pest-free and dark storage is reported, and processing is used to reduce antinutritional factors. These are food-processing observations, not a household safety guarantee. A laboratory study of baru pulp tested in-vitro activity and effects in Caenorhabditis elegans; it did not test people and does not establish human health effects or food safety. [4]