humusový

Humusový is a Czech and Slovak adjective related to humus, commonly used in soil science and horticulture to describe soils, substrates, or materials that contain a substantial amount of humus. Humus itself is the dark, stable component of organic matter in soil, formed by the long-term decomposition of plant and animal residues through microbial activity.

In practice, a humusový soil or humusový substrate is one with a high humus content. Such materials tend to have a favorable soil structure, better water retention, higher nutrient-holding capacity, and improved pH buffering. They are typically crumbly and well aerated, supporting a diverse soil biota and more resilient plant growth.

Uses and applications include describing potting mixes and garden soils intended to support vigorous seedling development and long-term fertility. Producers of horticultural substrates may market products as humusový or humus-rich, emphasizing their organic matter content and soil-structuring properties.

Management and formation involve adding organic amendments that contribute humus, such as mature compost, well-rotted manure, or green manures, as well as practices like mulching to protect and enrich the soil over time. While humus-rich soils offer benefits, they require balanced management to avoid nutrient imbalances and excessive moisture retention in poorly drained conditions.

Etymology traces the term to humus, the Latin word for earth or soil, reflecting its role as the stable organic component in soil. In everyday language, humusový is used to describe materials and soils where humus is a dominant or intentionally enhanced feature.