Bunchosia glandulifera
| Peanut butter fruit (Bunchosia glandulifera) | |
|---|---|
| Scientific name | Bunchosia glandulifera [1] |
| Common names | peanut butter fruit; peanut butter tree; cafe moka; cafe bois |
| Genus | Bunchosia [2] |
| Family | Malpighiaceae [1] |
| Order | Malpighiales [1] |
| Fruit | orange to red, fleshy fruit [2] |
| Light | full sun to part shade; afternoon shade in hot sites [3] |
| Soil | moist, organic, well-drained media [3] |
Bunchosia glandulifera is a shrub or small tree cultivated for its edible orange-to-red fruit. It is also called peanut butter fruit or peanut butter tree. The species is frequently confused in cultivation with Bunchosia argentea; the distinction matters because the two names are not interchangeable. The accepted name here is Bunchosia glandulifera, with Malpighia glandulifera retained as synonym context. [1] [4]
Description[edit | edit source]
The specialist treatment describes Bunchosia glandulifera as having wavy leaf margins and sparse hairs on the lower leaf surface. Those characters contrast with the flat leaves and dense silvery hairs described for Bunchosia argentea. The species is described as a decorative small tree in South America and Cuba, with large red-orange fruits that are eaten. [2]
The genus has about 80 American species, ranging from Mexico and the Caribbean to southeastern Brazil and adjacent Argentina. Its habitats include dry woodland, savanna, and wet forest, so the broader genus does not represent one uniform moisture regime. [2]
Cultivation[edit | edit source]
Soil and water[edit | edit source]
Use a moist, organic, well-drained soil or potting mix. The practical combination is moisture without stagnant conditions: young plants are described as needing extra moisture, while container culture should use a large vessel with reliable drainage. [3]
A large, free-draining container is a reasonable choice where the plant must be protected seasonally. Avoid allowing a container to remain saturated for long periods, particularly after leaf loss or in cool indoor conditions; a single overwintering account found the potting soil still moist two weeks after the foliage had fallen, but did not establish the cause of the decline. [5]
Sun and humidity[edit | edit source]
Guidance ranges from full sun to part shade, with afternoon shade useful in hot sites. Young plants can be given more shade while they establish. Warmth and strong light are associated with successful container culture, but the plant should be acclimated when moved between indoor and outdoor conditions. [3] [4]
Seasonal changes[edit | edit source]
The wider genus occurs in both dry woodland and wet-forest settings, so a fixed dry-season schedule should not be assumed for every plant. In cultivation, protect the plant from freezing and adjust irrigation for the cooler, lower-light period rather than treating winter as a normal high-growth season. [2] [3]
One cultivation account places flowers on new growth and describes winter pruning to keep the plant near a harvestable height of about 6 feet. That is a practical training approach, not a fixed mature-size or flowering requirement for every plant. [3]
Propagation[edit | edit source]
Seed and rooted cuttings are both reported propagation routes. Dried seed is reported to emerge in roughly 2–4 weeks, but the available guidance does not establish a seed age, temperature, sowing method, or replicated success rate; treat that interval as a starting expectation rather than a guarantee. [3]
For cuttings, use only healthy, correctly identified material and keep the medium well drained while rooting. The available account confirms the route but does not provide a tested protocol or rooting percentage. [3]
Flowering, fruiting, and harvest[edit | edit source]
The flowers are described as yellow and clustered. Fruit develops from orange toward dark orange or red and ripens a few at a time. Harvest when the fruit has reached its darker color while the flesh is still firm; frequent picking is useful because ripe fruit is highly perishable. [3] [2]
Flowering on new growth makes post-winter pruning compatible with maintaining a compact harvestable plant, provided pruning does not remove the new shoots that will carry flowers. The timing and crop size can vary with light, warmth, plant age, and the individual plant. [3]
Fruit and uses[edit | edit source]
The ripe fruit is eaten fresh and is described as red-orange with soft flesh. The peanut-butter comparison is a flavor description behind the common name, not a standardized flavor measurement. Because ripe fruit spoils quickly, practical handling accounts recommend using it promptly; short refrigeration, freezing, cooking, or drying are described as possible ways to extend its use. [2] [3] [4]
Container growing[edit | edit source]
A large, well-drained container allows seasonal movement and is recommended in practical cultivation guidance. A grower in southeastern North Carolina described a potted plant moved indoors for winter under approximately eight hours of supplemental light; pale yellow or white leaves and dieback followed, despite micronutrients and chelated iron. The grower also noted that the potting mix stayed moist for about two weeks after leaf loss and that roots had reached the pot walls. This is a useful troubleshooting observation, but it does not identify the cause or establish a general indoor-growing rule. [5]
Another firsthand account describes a plant kept as a houseplant for more than eight months, while nursery and grower observations preserved in the same account describe container fruiting under warm conditions. These are individual reports and should not be treated as a universal bearing schedule or hardiness limit. [4]