Lime Sulphur On-5 is a concentrated dormant oil spray designed to control overwintering insect eggs, mites, and fungal spores on fruit trees, ornamentals, and shrubs. Apply during late fall or early spring when trees are fully dormant to prevent pest and disease pressure before the growing season begins. This 1 L concentrate mixes with water for economical coverage across multiple applications. Effective against scale insects, aphid eggs, spider mites, and powdery mildew. Always follow label directions and apply when temperatures are between 4–21°C for best results. Store in a cool, dry place away from direct sunlight.