Gibberellin A4 is widely used in agriculture to promote plant growth and development. It is particularly effective in stimulating seed germination, breaking dormancy, and enhancing fruit set in various crops. This compound is also utilized to improve the size and quality of fruits, such as grapes and apples, by influencing cell elongation and division. In horticulture, it aids in regulating flowering and improving the uniformity of flowering plants. Additionally, Gibberellin A4 is applied in the production of seedless fruits and in increasing the yield of certain crops, making it a valuable tool for farmers and growers aiming to optimize crop performance.