This research paper investigates the impact of soil pH on the yield and quality of horticultural crops. Soil pH is a critical factor influencing nutrient availability, microbial activity, and overall plant health. This study aims to evaluate how different soil pH levels affect horticultural crop performance. The research includes controlled experiments on various crops, measuring yield and quality parameters. The results provide insights into the optimal pH ranges for different horticultural crops, guiding better soil management practices.