Certified GKH Gardening Expert
This would be suitable for use with any plant in bloom or flowering. Any time that they need a boost for fruit production is also a good use for it.
The high phosphorus indicates that it is best suited for plants in flowering, or right before.
This article will help: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/fertilizer-numbers-npk.htm