10-10-10 fertilizer is a versatile, all-purpose blend containing 10% nitrogen, 10% phosphorus, and 10% potassium, commonly used to boost overall growth in vegetables, flowers, lawns, and shrubs. It is ideal for correcting nutrient deficiencies and promoting healthy, balanced development. Apply by broadcasting granules, mixing into the soil, or using diluted liquid formulations, usually every 4–8 weeks for optimal results.