Aspilia rudis

Aspilia rudis is a perennial herbaceous plant belonging to the large Asteraceae family. Within an agricultural context, it is regarded as a promising species for enhancing fodder resources in regions with tropical and subtropical climates. The plant is characterized by a high degree of adaptability and the ability to thrive under conditions of limited water availability.

The native range of this plant includes regions of South America, particularly Brazil and neighboring countries. Aspilia rudis prefers open areas and is frequently found in savannas and human-altered landscapes. Its cultivation area is restricted to the tropical belt, where favorable temperature regimes allow for year-round vegetative growth.

Botanically, the crop presents as an erect shrub with rough, pubescent leaves, which is reflected in its specific epithet "rudis." The inflorescences are typical Asteraceae flower heads with bright yellow ray florets. It possesses a well-developed taproot system, which enables the plant to efficiently extract moisture from deep soil layers and withstand short-term droughts.

Successful cultivation of Aspilia rudis requires well-drained soils with a neutral to slightly acidic pH. The crop does not tolerate waterlogging; therefore, on heavy clay soils, prior improvement of soil structure is necessary. Standard agronomic practices include timely weeding during early growth stages and regular mowing to stimulate tillering and maintain biomass in a nutritious state.

• High resistance to water deficit.
• Rapid regeneration after cutting.
• Nutritional value for livestock.
• Adaptability to poor-quality soils.

From a utilitarian perspective, Aspilia rudis is valued as a component of green fodder and hay for ruminants. Despite the presence of specific hairs on the leaves, it is readily consumed by livestock when properly harvested. Research also highlights the plant's potential in phytoremediation and soil stabilization on eroded sites, making it a significant element of ecological management in agricultural land use.