PDF Product Sheet Sainfoin (Onobrychis viciifolia) Characteristics: Perennial Leaves: alternate, unevenly pinnate Height: 30-90 cm Flowers: pink, clusters Fruit: spiky, legume pod Root: Taproot, lateral root with rhizobia bacteria Environmental needs: Prefers calcerous soils Very tolerant to drought Requires warmth Winter-hardy Use: Catch crop Green manure: Good root penetration → exploits the subsoil, survives drought, improves soils Nitrogen-fixing For source references click here. Interesting articles about cover crops Approved retailer Approved retailer Approved retailer